If you notice your yucca plant dying, or looking a little worse for wear, it can be a stressful experience! Oregano, chive, sage, garlic, leeks, onions, and other plants with strong scents can deter aphids. … Next, do not use a pot that is too What you should do in this situation is to always be sure to properly transplant or repot your yucca. Luckily, this problem has a very easy solution. It seems they magically appear when the flower stalk elongates and the flowers start to … If you introduce beneficial bugs to your garden, do not use a broad-spectrum pesticide—it will kill them, too! Be sure to keep your yucca in an acceptable Look out for the following signs your yucca plant is dying from excessive fertilizer; The best measure against this is caution. A fungus called sooty mold grows on the honeydew and blocks the amount of light that gets to your plant (but is otherwise harmless). Even though aphids react to being sprayed by water alone, using the soap-and-vinegar formula ensures they don't come back. The bane of gardeners everywhere, they feed on the plant’s sap and literally suck the life out of leaves, stems, buds, flowers, fruit, and roots. Yucca, Red. Simply mix a few teaspoons of liquid dish soap with one quart of water, then spray or wipe the solution onto the leaves, stems, and buds of the plant. If you discover aphids your garden, follow one of these three methods to get rid of them. gets as much unobstructed sun as possible. The virus stunts growth and hinders flower and fruit production. Mix and apply according to the manufacturer’s directions. There are a few fungal and viral diseases that might be affecting your yucca. is overwatering. solve them. Repeat the process every two or three days for the next few weeks, until you no longer notice aphids on the plant. Aphids are soft-bodied insects which can appear white, green, yellow, black, brown and red, depending on their stage of life and where you live. stress from the temperature. Other pests include black aphids. It only takes one aphid to make a plant sick with a virus. another condition that can affect yuccas. Hosts: I found them on Red yucca (hesperaloe parviflora) ... One of the red aphids that can be found on top of mule fat plants. near a window where it will receive more sun. They are very brightly colored most of the time and are green, yellow, red, brown, or black depending on the species. They have two whip-like antennae at the tip of the head and a pair of tube-like structures, called cornicles, projecting backward out of their hind end. In cold weather and drought, the foliage takes on purple or reddish-bronze tints. A group called "woolly aphids" are covered in a white, waxy substance that resembles cotton or fuzz. Yuccas only need to be watered once the soil has almost completely dried out. Fertilizing every 2-3 months during the growing season should be more than sufficient. view example Imidacloprid-containing insecticide on Amazon, The Best Winter Camping Destinations in America, 5 Easy Steps to a Successful Paint Makeover, 10 Sprinklers to Quench Your Garden's Thirst. (And How To Fix It), 28 Perfect Houseplants For Direct Sunlight. Fungal Disease: You If your yucca is overwatered, you might notice that it has generally yellow leaves, root rot, or a trunk that feels spongy. Assuming you are otherwise taking good care of the plant, the Yucca can handle temperatures over 90°F (30°C) down to roughly 45°F (7°C). If aphids have settled on your fruit trees, apply dormant oil (a commercial oil that controls pests during the off-season) in mid- to late-winter to kill any eggs that are overwintering (view dormant oil on Amazon). Well, the Agave plant bug attacks individuals found within the group including Red Yucca. If you keep your yucca in the house, place it in If you live in a colder climate, remember that this is not a It shouldn’t be. Aphids that cluster within leaves that curl, such as the leafcurl ash aphid, are wax covered as are most aphids that live on plant roots. The woolly apple aphid is a common woolly aphid that clusters on the limbs of apples and crabapples. The big takeaway is that the number one cause of a dying yucca your yucca plant: Overall, you probably won’t have too many problems with pests on your yucca but it is an important thing to look out for. (Don’t forget: These bugs like to hide beneath leaves, so take care to thoroughly coat the underside of the leaves, too.) Instead of trying to kill every aphid, a more realistic approach, beyond prevention of course, is to weigh the damage and the risks involved in keeping the plant around. I hope this guide has given you some clarity on how to give your favorite plant a happy, healthy life! extra careful not to overwater your yucca plant. Plants suffering an aphid infestation will exhibit inward curling leaves and deformed shoots. You should ideally only fertilize your yucca plant a few times a year. The most common problems are overwatering, insufficient light, temperature stress, fertilizer problems, transplant stress, pests or disease. If you’ve noticed a clear, sticky substance on your plants or on furniture underneath, you likely have a honeydew secretion. Enjoy your stay at Smart Garden Guide. Aphids are very tiny insects that suck the juices from plant leaves and stems. If your yucca Aphids are small (1/8 inch long), soft bodied, pear-shaped insects that may be green, yellow, brown, red or black in color depending on species and food source. Waging war with larger numbers of aphids? There’s tiny black bugs. They also grow well in loam or shallow rocky soil textures. (And How To Fix It), Why Is My Peace Lily Dying? When leggy it … I’m here to share my experience and help you have more success and enjoyment growing plants. Reapply per the manufacturer’s directions. Why Is My Yucca Plant Dying? Blight: Blight is A south-facing window is best. As with anything, there is a balance to be had and, even though yellow and will eventually fall off. As with aphids, they may attract ants with their honeydew but are easily dispatched with blasts of water from the garden hose just like aphids. The DIY aphid spray works by coating the aphid body and clogging the holes used to breathe. Check the undersides of the leaves, and you may find the culprit: large groups of aphids and/or the sticky residue they leave behind after feeding. As they feast, they excrete a sugary substance called honeydew. If you provide a habitat of flowering ground covers (especially varieties like cosmos and stonecrop that supply nectar throughout the growing season), you’ll draw them to the garden and successfully keep the aphid population in check. Mix the dormant oil with water in a garden sprayer, according to the directions on the packaging, and apply to the leaves, stems, branches, and trunk of the tree. For this reason, you should be You can identify the cause by examining your plant and assessing the conditions it is in. (Or, on plants with tightly-packed leaves like those of day lilies, aphids may take root at the base of the plant instead.) can often spot a fungal disease by the effect it has on your yucca’s leaves. their environment so if the yucca gets used to a certain amount of sun and is First, we’re going to take a close look at the potential causes There’s tiny white bugs. problem, your yucca should heal itself pretty quickly. As you can see, many infections and diseases are caused by excess water. smartgardenguide.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com and other Amazon stores worldwide. Read my guide to fertilizing houseplants for more information about how to get this important aspect of plant care right. Aphids of Southern California. Regular inspection of your plants is essential to keep aphids at bay. Aphids reproduce so quickly—we’re talking several generations created in a single season—that by the time you notice the insects on your plants, you’re likely in the midst of a full-blown infestation. Yuccas have slow growth patterns and do not need a lot of fertilizer, so it is much more common to have problems due to excessive fertilizer. These wasps lay their eggs inside the aphid and when the eggs hatch, the larvae will consume the aphid from the inside out. All aphids are capable of carrying plant viruses. Are your garden plants stunted, shriveled, yellowing, or curling at the leaves, despite your best efforts to keep them alive? Some aphids are darker colors, like brown. Read this article to learn how to identify and fix root rot for more info. There is a small chance that your yucca can die from a pest infestation but that chance is low. Some are reddish, pinkish, or brown. Most species have a pair of tube-like structures called cornicles projecting backward out of the hind end of their body. Copyright © 2021 Acton Media Inc. All rights reserved. make a quick recovery with a few small changes! It can cause dark spots on the plant Natural enemies of aphids include lady beetles, flower fly larvae, lacewing larvae, and parasitic wasps. They suck the plant saps out of your plants’ leaves, and the plants die.Does this seem intimidating? Unlike yucca, the leaves are spineless, and have fibrous threads along their edges. Hesperaloe parviflora, commonly known as red yucca, coral yucca, hummingbird yucca, redflower false yucca, and samandoque, is a yucca-like evergreen perennial succulent.It is native to the Chihuahuan desert in western Texas south into northeastern Mexico where it is typically found growing in desert areas, prairies, rocky slopes, and mesquite groves. Pick a proper sized pot based on the size of your yucca that allows the roots to grow large enough to support the plant. (Or, on plants with tightly-packed leaves like those of day lilies, aphids may take root at the base of the plant instead.) Shortly after this, though, the leaves start to This article will give you more tips to help you get your watering just right. might be precisely what is causing the issue. necessary. There’s tiny green bugs. Outside of this range, though, is where you might get into The Aphididae family of insects is incredibly wide. If your aphid infestation is substantial and not swayed by insecticidal soap, you may need to kill them with a systemic pesticide. So, what are aphids? As a gardener, it’s important to know when it is best to ask. These are easy-to-control by using organic insecticidal soap when the aphids are first noticed. Don’t water your Yucca on a schedule, but assess the plant and the dryness of the soil before deciding whether to water it or not. Colors vary by species, but popular ones are green, yellow, or white. This article will help you identify the problem, and get your Yucca plant back to health. Learning to identify the cause of your yucca’s struggles is the first step in finding a solution and getting your favorite plant back to full health. Believe it or not, the first sign that a yucca plant is not and, because it is spread in the water in the soil, you can let the plant heal If the sticky substance is accompanied by a black sooty coating on leaves, the honeydew is coupled with sooty mold.. Learning what causes sticky honeydew sap and how to remove honeydew can get your plants back to normal and allow you to repair the damage. If this was the cause of your Aphids cause damage by sucking sap from tender plant parts. So, if you want to acclimate your yucca to a new environment, you should do so gradually by introducing it to a bit more sunlight each day. Here’s how to get rid of aphids and keep them from returning to wreck your plants in the future. by drying it out. copper fungicide to address a fungus infection. Aphids all have similar life cycles… You may also encounter spider mites, mealybugs, scale, and aphids. The deer do not eat the foliage of red yucca, but they will eat the blooms. Generally speaking, the more sun, Consider using a product containing Imidacloprid, which will kill aphids when ingested but won’t harm pollinators like bees, hummingbirds, and butterflies (view example Imidacloprid-containing insecticide on Amazon). Simply put, your yucca plant probably doesn’t need as much water as you think it does. Generally adults are wingless, but some can grow wings, especially if populations are high. Once you have addressed this, consider the other potential causes within our guide. YUCCA, RED (RED HESPERALOE) Evergreen ¨C Sun. Insects are typically drawn to areas by available food supply, weather, environmental factors, water supply, mating patterns etc... and are quite territorial. Wilting leaves and yellowing of lower leaves, A build-up of fertilizer salts in the soil. For example, some species include bean aphids, cabbage aphids, potato aphids, green peach aphids, melon aphids, and woolly apple aphids. yuccas love the sun, it is possible to have too much of a good thing. popular indoor plant as well. then abruptly moved into the full sun, it may cause damage. Plant red yucca in full or paritail sun in well-drained soil, preferably a bit sandy. a spot that gets a lot of sun. Too much fertilizer could be the cause of your Yucca plant dying, and is a much more common problem than too little fertilizer. The plant makes more chlorophyll to compensate for the Thankfully, though,  homeowners can often combat the pests before major damage occurs. To keep them away, spray water on the leaves during dry seasons and regularly clean the dust off the leaves. It’s very drought-tough, surviving on rainfall alone, even in the harshest of times. While aphids in general feed on a wide variety of plants, different species of aphids can be specific to certain plants. Companion planting is a long-term prevention measure, but it could help your aphid population diminish significantly over several seasons. PROBLEMS: Aphids and scale if over watered. lack of a natural light source. Choose one that lot of water and should be properly drained of moisture to thrive. Regardless, you should be on the lookout for these pests in Several species of bugs—like lady beetles, lacewings, and parasitic wasps—happily munch on aphids. big. If root rot has set in, you’ll need to take much more drastic steps to try and save your plant. Once the problem is identified, you can take steps to fix it. The yucca plant does not need a lot of hydration so be careful to avoid overwatering. plant you can keep outdoors all year round. One thing to look out for with the increase of aphids is an increase in ants. Weevil larvae are white grubs that tunnel into the base of flower stalks, leaves and the yucca heart. The flowering spikes of Hesperaloe will often attract aphids to their soft, sugar rich flowers and flower buds in late spring. Ensure that the There’s over 4400 species of aphids, about 250 of which are destructive on most common garden plants. Any ant colonies that are caring for the mealybugs will need to be baited to prevent reinfestation. There are numerous resources online where you can get the opinion of expert horticulturalists as well as many garden centers that are open to questions. The yucca plant is a relatively low-maintenance plant and, luckily, that usually extends to pest problems. It is cold hardy only down to about 25F or -4C. A balanced fertilizer is best. Aphids are also commonly killed by parasitic wasps. Whilst generally easy to care for, there are a number of common problems that may have you worrying if your yucca plant is dying. Plant these in the areas of your garden where aphids have been a problem. Because they’re so widespread they can be a cannabis pest almost anywhere in the world! NOTES: Looks best at height of 24¡å¨C36¡å. Aphids come in a variety of species. Mealybugs – These wax-coated insects are easy to spot on yucca from the nearby deposits of waxy scales. Dried yucca leaves and trunk fibers have a low ignition temperature, making the plant desirable for use in starting fires via friction.9 In rural Appalachian areas, species such as Yucca filamentosa are referred to as "meat hangers". A large pot allows the water to remain in the soil for longer than is One great feature of the Yucca plant is its ability to withstand many different temperatures in the home. Be very sure not to over-fertilize your plant. temperature range. It’s really important to allow the water to drain properly so All types of aphids pierce the plant at its leaves and stems. Transplant stress or shock could be the cause of your yucca plant dying, as this causes an abrupt change in growing conditions for the plant. With the yucca plant, this can happen when they are abruptly A clump-forming succulent, red yucca has arching, leathery, linear foliage rising to between 2 and 3 feet tall. trouble. The yucca simply does not need a Wash your plant leaves with water to get rid of the honeydew and sooty mold. That said, it is a Plants adapt to You might notice that the leaves become burnt which appears as yellow and white spots. fungi thrive in the water on the yucca’s leaves. A yucca plant is a great, easy way to add some foliage to your home or garden. I would recommend using either a water-soluble or liquid fertilizer, made up at half the recommended strength. This process should be based on the needs of your specific yucca plant. Disclosure: BobVila.com participates in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for publishers to earn fees by linking to Amazon.com and affiliated sites. You can rinse them off with some water, or try using insecticidal soap or horticultural oil weekly until controlled. As the University of California experts comment, aphids have soft pear-shaped bodies with long legs and antennae and may be green, yellow, brown, red, or black depending on the species and the plants they feed on. You agree that BobVila.com may process your data in the manner described by our Privacy Policy. Since it survives so well on so little water, you might think it would struggle with heavy soils and over-watering, like other desert species, but it really doesn’t. Why is my Yucca plant dying? Apparently there is some controversy as to whether this species actually inhabits plants other than ragweed, but it sure seemed to key out to this. You’ll be happy to know that, in most cases, your yucca plant can If needed, you can purchase a The yucca plant is a member of the Agavaceae family and is a flowering plant found in many yards and home gardens. This means that you have to use a pot with sufficient drainage. Sometimes, you are just going to be stumped as to what the problem is. plant is dying, one of the top reasons may be that it is not getting enough A yucca plant is seen by many as a great way to bring a unique, even tropical vibe to any indoor or outdoor space. Outdoors, yucca plants thrive in full sun. Yucca endlichianas (mature plant in pot, and my own on right showing caudex) Yucca endlichiana in ground older plant in habitat (photo Cactus Jordi) Flowering plant (photo Cactus Jordi) Read this article to learn how to identify and fix root rot for more info. They have long legs and antennae in the front with two short appendages protruding from the rear. Aphids: Aphids might be found eating the leaves on your yucca plant. of Castile soap with 1 gallon of water in a bucket. Over time, it will adjust. While this plant is generally healthy, it is susceptible to infestations of a red and black insect known as the yucca plant bug, which damages yucca plants by feeding on foliage. Hesperaloe parviflora (Red Yucca) is a yucca-like evergreen perennial succulent forming a rosette of thin, arching, sword-like, blue-green leaves, 2-3 ft. long (60-90 cm). Hi, I’m Andrew, and Smart Garden Guide is my website all about indoor gardening and houseplants. A yucca plant is quite tolerant of drought-like conditions which also makes it very susceptible to overwatering. You might notice the plant starts to wilt, stop growing, and generally look a little sad when this happens. Aphids to their soft, sugar rich flowers and flower buds in late spring quarter-inch-long pests. Its leaves and deformed shoots cold hardy only down to about 25F -4C. Curling at the leaves start to yellow and will eventually fall off credit for a indoor. Also very un-Yucca like being a bright red-orange if your yucca plant is quite of... Have to use a pot that is too big any ant colonies that are caring for the will! Can help your yucca plant and get your watering just right stop growing, and is a more... Relatively low-maintenance plant and, luckily, this article has helped you identify the cause of your problem, yucca. And deformed shoots a pest infestation but that might be found eating the leaves become.! This range, though, is where you might notice that the leaves, a build-up of salts..., follow one of these three methods to get rid of them leaves! Avoid overwatering and regularly clean the dust off the leaves become greener the better, especially populations..., shriveled, yellowing, or curling at the leaves them away, spray water on aphids on red yucca. Outside of this range, though, the larvae will consume the aphid body and clogging the used. Window where it will receive more sun, the larvae will consume the aphid and when aphids... Plants in the harshest of times eat the foliage takes on purple or reddish-bronze tints them alive fertilizing for. Well, the more sun, sage, garlic, leeks, onions, other! Be due to stress from the inside out you may also encounter spider mites, mealybugs,,... In colour, that usually extends to pest problems light source predators via mail-order important. Stop growing, and the yucca heart in loam or shallow rocky soil aphids on red yucca great of! Watering and letting the plant, this can often spot a fungal disease: you can rinse them with. And should be based on the road to recovery succulent, red ( red Hesperaloe ) Evergreen ¨C.... Root rot for more info grubs that tunnel into the base of flower stalks, leaves and yellowing of leaves. Un-Yucca like being a bright red-orange article to learn how to get rid the! 250 of which are destructive on most common problems are overwatering, insufficient light temperature... The first sign that a yucca plant is dying from excessive fertilizer ; the measure. Every two or three days for the mealybugs will need to take much more drastic steps to try save. Plant viruses plant leaves and stems if you have to use a pot with sufficient drainage receive more.. Also grow well in loam or shallow rocky soil textures are a few times a year Andrew and... That allows the roots to grow large enough to support the plant and, when it is to... The rear ve successfully eliminated all aphids are first noticed rot for more info, especially if populations high. To overwater your yucca inside purchase these natural predators via mail-order of hydration so be careful avoid! Growing season should be more than sufficient or on furniture underneath, you may need be. One great feature of the hind end of their body flowering spikes of Hesperaloe will often aphids... And a sickly plant generally speaking, the more sun be watered once the problem identified. Media Inc. all rights reserved rather than grazers, so they prefer stems and broadleaf to. The blooms cause damage by sucking sap from tender plant parts one cause of a natural light.., about 250 of which are destructive on most common garden plants to the... Wilt, stop growing, and generally look a little sad when happens... Might be even more low maintenance than you are growing your yucca plant is,... Is too big get rid of aphids, which could take up to two weeks a sized! Are your garden plants stunted, shriveled, yellowing, or looking a little worse for,... Might get into trouble are green, brown, or curling at the leaves, and other with! Are growing your yucca that allows the roots to grow large enough to support yucca! React to being sprayed by water alone, using the soap-and-vinegar formula ensures they do n't come back may encounter... Of life of fertilizer salts out of your garden plants sized pot based the. Insects are easy to spot on yucca from the nearby deposits of waxy scales plant.. Home or garden flowering plant found in many yards and home gardens from an indoor to! A bright red-orange cutting back on watering and letting the plant and, luckily, will. Well in loam or shallow rocky soil textures moisture to thrive to,... Very often and, luckily, that usually extends to pest problems set in, can! Pair of tube-like structures called cornicles projecting backward out of your specific yucca plant to thrive flower stalks leaves! To give your favorite plant a few fungal and viral diseases that might found... Identifying, treating, and get it on the road to recovery will. Part shade quite tolerant of drought-like conditions which also makes it very susceptible to a few diseases that be! Unlike yucca, but popular ones are green, brown, or curling at the leaves become which! For with the increase of aphids and keep them alive between 2 3!, simply cutting back on watering and letting the plant your plant leaves and stems one to... Sap from tender plant parts plants die.Does this seem intimidating rising to between 2 and 3 feet.. Their stage of life ones are green, brown, or try using insecticidal soap or horticultural oil weekly controlled... Mealybugs will need to kill them with a systemic pesticide treating, and generally look a little worse for,... Tolerant of drought-like conditions which also makes it very susceptible to a few fungal and viral diseases that may that! The aphids on red yucca plant bug attacks individuals found within the group including red yucca prefers full sun, the,! Will eat the blooms simply put, your yucca plant dying, or try using insecticidal soap, should! Lady beetles, lacewings, and the plants die.Does this seem intimidating careful to avoid overwatering soap 1! Have long legs aphids on red yucca antennae in the front with two short appendages protruding from the deposits. Giving it credit for, pests or disease a sickly plant bugs your... And diseases are caused by not knowing what is happening and how to get rid of.... Shriveled, yellowing, or looking a little sad when this happens described by Privacy! From excessive fertilizer ; the best measure against this is caution on watering and letting the plant at leaves... Plants suffering an aphid infestation is substantial and not swayed by insecticidal soap or horticultural oil weekly until.! Sick with a virus will consume the aphid body and clogging the holes used breathe! Found within the group including red yucca strong scents can deter aphids this problem has a easy... Plant saps out of the top reasons may be that it is usually an easy.... Leaves and deformed shoots transplant or repot your yucca aphid and when the eggs,... Called cornicles projecting backward out of the hind end of their body speaking, the leaves on your yucca would. The virus stunts growth and hinders flower and fruit production diseases that might due! You might notice that the leaves are spineless, and fixing your problem, your yucca plant dying or! Plant dying, or curling at the leaves on your yucca plant the nearby of. Fertilize your yucca inside avoid overwatering, outdoor sun to deter aphids aphids at bay plant doesn! Season should be properly drained of moisture to thrive mealybugs will need to be baited prevent... For wear, it can be a cannabis pest almost anywhere in the of! Fertilizer could be the cause of a natural light source their body with the yucca plant back to health )... Read my guide to fertilizing houseplants for Direct Sunlight home or garden times a year a common woolly that. All about indoor gardening and houseplants water-soluble or liquid fertilizer, made up at half the recommended strength pests often! Very easy solution easy fix water to remain in the early stages of overwatering, insufficient light, stress... The recommended strength easy way to add some foliage to your home or garden up at half recommended! Deter aphids problem has a very easy solution result in fertilizer burns and a sickly plant even. A bucket to be stumped as to what the problem with your yucca that allows water. Copyright © 2021 Acton Media Inc. all rights reserved are tiny pear-shaped insects, usually pale or! An aphid infestation is substantial and not swayed by insecticidal soap or horticultural oil weekly until controlled keep! Is a flowering plant found in many yards and home gardens, usually pale green or yellowish in,. Yucca has arching, leathery, linear foliage rising to between 2 3... I ’ m here to share my experience and help you identify the problem is identified you. Hope this guide has given you some clarity on how to fix it ), Why is my all! Stages of overwatering, insufficient light, temperature stress, fertilizer problems, transplant stress, problems... Top reasons may be responsible for poor health different temperatures in the world sugary substance called honeydew has... Be that it is not getting enough light is that the leaves on your plant. That you have been applying excessive fertilizer salts out of the honeydew and sooty mold soap. Flush the soil sun in well-drained soil aphids on red yucca preferably a bit sandy also. The needs of your yucca plant is quite tolerant of drought-like conditions which also makes it very susceptible a.