Spineless yuccas are one of the few yucca plants suitable as a houseplant. Water your yucca sparingly--every two weeks--in the summer, and check the root zone down to 2 to 3 inches first; Step 3. The stiff blades grow up to 3 ft. (1 m) long. Yucca filamentosa ‘Excalibur’ has decorative bluish silvery green foliage. Adam’s needle is a variety of flowering yucca that produces a dramatic tall stalk. As with most yuccas, the plant species is identified by its sword-shaped leaves with sharp points. When caring for yucca plants, it is a good idea to wear gloves to protect your hands from the sharp leaves. How to Control the Growth of Yucca. The Mojave yucca is another type of yucca with the common name ‘Spanish dagger.’ As its name suggests, the yucca plant is native to the Mojave Desert and has dangerously sharp leaves. Although sometimes called a type of cactus, yuccas are not cacti but are perennial evergreen shrubs and trees in the plant family Asparagaceae. 11 watching. Jun 11, 2017 - Explore Flora Long's board "yucca", followed by 129 people on Pinterest. £3.70 postage. After blooming with whitish flowers, banana-shaped fruits appear. Sign up for our newsletter. A bulbous cluster of white flowers with a purple tinge blossom at the end of a 4-ft. (1.2 m) flower stem. As it is a native of the southwestern United States, yucca thrives in soil that drains well and can be in full sun. Let the lower leaves naturally fall off rather... 3. All species of yuccas grow in most types of soil, as long as the ground is well-draining and not too rich. This is not a real species of yucca, and this bushy shrub has spineless leaves that grow in a rosette shape. The yucca plants natural habitat is one with extreme temperature changes. As an indoor plant, spineless yuccas only grow to about 5 ft. (1.5 m) high. This yucca species Yucca aloifolia thrives in USDA zones 7 – 11. The short, spiky shrub is related to the next plant on this list of popular yuccas—the Mojave yucca. Name â Yucca gloriosa, Yucca filamentosa Family â Asparagaceae Type â succulent shrub, indoor plant Height â 6 to 10 feet (2 to 3 meters) This yucca variety usually grows in stemless clumps between 1 and 3 ft. (0.3 – 1 m) tall. When you decide to grow a yucca plant in your yard, you’re adding a striking feature to your landscape. Step 3. Looking at pictures of this yucca cultivar, you will see the curly filaments growing among the foliage. Outdoor Yucca Plant Do I need certain soil or fertilizer for my yucca plant? 179 sold. Another name for this yucca tree is the ‘Sonoran Blue.’, Yucca glauca is a small type of yucca plant identified by narrow leaves and round growth habit. This yucca tree grows between 6 and 15 ft. (1.8 – 4.5 m) tall. Yucca Elephantipes Plant - Live Premium Evergreen Indoor Houseplant in 12cm Pot Yucca constricta doesn’t usually have a trunk and sometimes grows in clumps. But due to their sharp leaves, it’s best to plant them away from areas where people or pets frequent. Common names of yucca plants often refer to the type of foliage that grows on the woody stems. The ‘Our Lord’s Candle’ yucca thrives in USDA zones 7 – 9 and is cold hardy down to 10°F (-12°C). As mentioned in the intro, Yuccas are a great choice for your garden. in length. Botanically speaking, the species is related to Yucca filamentosa. Step 2. Details: yucca, spanish, bayonet, seedlings, large, plant, full, hardy, gloriosa, tree You have to be sure to leave plenty of room to grow a yucca, as a mature plant can reach up to 3 feet (91+ cm.) Ideal for growing in USDA zones 5 – 10. Because the leaves are spineless—unlike most yucca species—they won’t cause any injury to humans or animals. Caring for yuccas like this helps the rest of the plant look nicer, and allows the newer leaves to grow. When the temperature drops, the leaves take on a light reddish-pink hue. Red yucca is not a true type of yucca plant and is identified by spineless leaves that turn reddish color in cold weather. It is a popular houseplant but is susceptible to various Yucca plant diseases, some of which are summarized below. Click & Collect. The panicle has a massive cluster of white flowers and can reach up to 8 ft. (2.4 m) high. The low-growing evergreen shrub only grows up to 2 ft. (60 cm) tall with a spread of up to 5 ft. (1.5 m). One of the differences between the banana yucca and other yucca species is that its flower stalks don’t grow as tall. outdoor yucca plant established in pot ready to plant out. Best offers for your garden - http://s.click.aliexpress.com/e/1Wy5buU ----- How to Prune Outdoor Yucca Plants. A cluster of white flowers appears on 2-ft. (0.6 m) long flowering stems. A post shared by Janet Jones (@janetjones2017) on Oct 4, 2019 at 6:10pm PDT. Q. You should still take care if you have pets in your garden. Pruning isnât necessary for outdoor yuccas, though it makes for an easy way to keep it from completely overpowering the yard. Yucca growing isn’t just for indoors. In the garden landscape, the hardy yucca plant grows up to 30 ft. (9 m) high. Care For My Outdoor Yucca Plant. Stunning cultivars of this yucca are the ‘Garland Gold’ or ‘Golden Sword’ with a rosette growth of spectacular yellow and green leaves. An identifying feature of Adam’s needle and thread yucca plants are the thin filaments in their foliage. can typically thrive on 8 inches of rain per year. View this post on Instagram . It has sword-like narrow dark green leaves and is usually multi-stemmed. It’s a cold-hardy type of plant and grows in USDA zones 5 – 11 and withstands temperatures as low as -10°F (-23°C). The small sharp-leafed yucca plant thrives in arid conditions. Caring for yucca plants is fairly simple. Spanish Bayonet yucca plant/tree. The yucca plant--scientifically known as Yucca aloifolia, and also called Spanish dagger plant and the aloe yucca--is a spiky-leaved perennial shrub native to the Southwestern United States. It is a perennial, evergreen shrub that comes in several species. The Yucca whipplei is a species of yucca that dies after flowering. Yucca whipplei is a trunkless cold hardy yucca with blue-green leaves and very tall flower stalk. Especially important during the first year when growing a yucca plant is giving it time to adjust to the soil and local rainfall. Grow this spectacular yucca as an accent plant in an ornamental garden. The stalk should be cut clear to the ground. With striking colors, it can create a â¦ Yucca flaccida can be identified by its sword-like leaves that tend to droop. 25 Desert Plants (With Pictures and Names), How to Easily Grow Cucamelon (Mouse Melon, Mexican Sour Gherkin, Melothria Scabra), Money Plant (Jade Plant or Jade Tree): Care, Types, and Tips For Growing Crassula Ovata, The Best Water Plants: Aquatic Plants for Ponds (Indoors and Outdoors), Types of Yucca Plants (With Pictures) – Identification Guide, Yucca Elephantipes (Spineless Yucca): Complete Care Guide. Yucca can be evergreen perennials, shrubs or trees, with dense or loose rosettes of stiff,... Pruning and training. This palm-like yucca plant also grows well indoors as a tropical plant. As with most species of flowering yuccas, a flowering stalk up to 5 ft. (1.5 m) emerges from the plant, producing clusters of white, bell-shaped drooping flowers. These thread-like growths are a reason why the yucca’s botanical name is filamentosa, and its common name is ‘needle and thread.’, Yucca filamentosa ’Color Guard’ has ornamental variegated green and yellow leaves. The good news is that caring for yuccas is easy. The low-growing desert shrub grows about 2 ft. (0.6 m) tall and wide. The crown of foliage is a round pom-pom shape that contains hundreds of sharp thin blades that are 2 ft. (0.6 m) long. North America is home to about 56 species of yucca. Each are pruned slightly differently. Follow this link. Many species of yucca plants are ideal ornamental plants for garden landscapes. When landscaping with yuccas, it is best to keep them away from sidewalks and other high traffic areas, as the leaves are extremely sharp andÂ can cut someone if they should brush up against the plant. HOW TO PLANT YUCCA. One should be careful while pruning the leaves, as they possess sharp edges. Leave the yuccaâs leaves in place if you prefer a "skirted" tree look. Yucca gloriosa ‘Bright Star’ is attractive ornamental shrub that has brightly-colored green leaves with yellow margins. The red yucca plant is drought tolerant and is suitable for planting in borders, containers, and Mediterranean gardens. The plant spacing for outdoor growth of yucca plants should be 18-24 inches, 24-35 inches, and 48 inches for small, medium, and large varieties respectively. It grows to about 8 ft. tall (2.5 m), and its panicle has white flowers which sometimes have purple-red hue. Grow the sun-loving yucca in sandy soil. Cut off the lower leaves with a blade if you want to remove its "skirt. The sharp, spine-tipped foliage forms a clump up to 3 ft. (1 m) wide. When to plant: Start seeds indoors at any time, or outdoors in spring. It’s not just the leaf shape that looks like a sword—the stiff evergreen blades also have sharp serration along the margins and a sharp pointed tip. You can identify the plant by its long, narrow spiky leaves and globular growth habit. The Yucca brevifolia ‘Blue’ is the Blue Joshua tree—a rare type of yucca tree with blue leaves. Yucca plants are shrubs that have a hard, sword shaped leaves with white flowers. The Yucca plant, when kept as a houseplant, needs to be watered moderately during its growth period in spring and summer and sparingly during its resting period in fall and winter. One spectacular feature of yuccas is the large cluster of flowers they produce. As a houseplant, the Yucca elephantipes (spineless yucca / stick yucca) grows in pots in bright sunlight and average room temperatures. Tall flowering panicles up to 5 ft. (1.5 m) rise from the middle of the plant when it blooms. Zone 7 Yuccas: Choosing Yucca Plants For Zone 7 Gardens, Yucca Plants In Cold Weather - Helping Yuccas With Frost Damage and Hard Freeze Damage, Yucca Plant Varieties: Common Types Of Yucca Plants, Planting A Giving Garden: Food Bank Garden Ideas, Giving To Food Deserts â How To Donate To Food Deserts, December To-Do List â What To Do In December Gardens, Root Knot Nematode Disease: A Stunted Plant Growth Cause, Learn How To Avoid And Repair Transplant Shock In Plants, Recipes From The Garden: Pressure Cooking Root Vegetables, Gratitude For The Garden â Being Grateful For Each Growing Season, 7 Reasons To Do Your Garden Shopping Locally, Thankful Beyond Words â What Represents Gratefulness In My Garden. The weak-leaf yucca has leaves that tend to droop or bend over. The creamy-white flowers bloom best in full sun, during mid to late summer, with some yucca growing as tall as 10 feet (3 m.) and leaves that reach about 2 Â½ feet (76 cm.) Yucca Elephantipes can be grown indoors as a houseplant as its leaves are not sharp, One of the tallest yucca trees is the spineless yucca. TIP:Thurber advises, "Yucca plants grow in two forms, tree-like or in a rosette. £9.50. Remove any dead or damaged leaves by hand at the end of summer, gently plucking them off the plant. They also have a fairly extensive root system and another plant can appear a short distance away. Planting yucca Indoors. Unlike its cousin, the banana yucca shrub, the Mojave yucca is a type of tree that grows to 16 ft. (5 m). One problem in caring for yucca plants that indoor owners have that outdoor owners generally do not is that indoor plants can grow too tall. A yucca plant is seen by many as a great way to bring a unique, even tropical vibe to any indoor or outdoor space. Banana yucca gets its name from its banana-shaped fruit. These leaves grow in a spiral rosette shape, making the yucca tree look like a tropical palm tree. Find more gardening information on Gardening Know How: Keep up to date with all that's happening in and around the garden. There are nearly 50 species of yucca trees and shrubs. The yucca plant is a popular indoor and outdoor plant. The spiky yellowish shrub thrives in USDA zones 7 – 11 and is cold hardy down to 0°F (-17°C). A large cluster of whitish flowers emerges on a long stalk in the middle of June. Yuccas that grow in tree form can be pruned to conâ¦ Yucca Cultivation notes. Yucca schidigera is a type of yucca tree native to deserts in southeastern California. Also called the Spanish dagger, the tall yucca shrub-like tree grows to between 5 and 10 ft. (1.5 – 3 m). The cold-hardy yucca thrives in USDA zones 4 – 8. The genus includes 40-50 perennial trees and shrubs, with the most popular varieties mentioned below: 1. The beaked yucca is a spectacular single-stemmed yucca tree with a stunning spray of bluish-green leaves radiating from the trunk’s top. Our Lord’s Candle is an evergreen yucca shrub that grows on the ground without a trunk. I have had it for years and it doesnât seem to grow tall. Yucca Plant With Rotting Stems How to Properly Water Gloxinia Perfect for the hot, dry area of your garden, yucca plants (Yucca spp.) Sign up to get all the latest gardening tips! Joshua trees grow to about 49 ft. (15 m) tall, and their roots can reach down to 36 ft. (11 m) to search for moisture. Densely growing spiky leaves form crowns on multiple stems. The yucca plant is very forgiving when it comes to soil types, as long as the soil drains well. How to prune yucca plants: Prune dead, brown leaves. After the yucca has stopped flowering and the fruit has appeared, prune back the flower stalk. Let’s take a look at landscaping with yuccas and caring for yucca plants in your yard. Growing up to 10 feet tall in some varieties, yucca plants are known for their sword-like 2-and-1/2 feet long leaves. Introduction. How to Prune Outdoor Yucca Plants Step 1. Compact clumps of spiky sharp dark-green leaves crown each of the branches. Besides outdoor yucca plant, involving the item of furniture to get a durable backyard, steel furniture is household furniture made from materials which can beat other materials as well as concrete floor or maybe wood. You can identify the plant by its long, narrow spiky leaves and globular growth habit. The Yucca ‘Color Guard’ is a spectacular type of Yucca filamentosa. Yucca, a common southwestern desert plant, grows up to 1 foot in height. If necessary, you can work in perlite or small pebbles to allow water to flow better. Buckley’s yucca plant is an evergreen perennial shrub that thrives in rocky, sandy soil in hot deserts. To start hardy varieties outside, spring temperatures should be 55 to 65°F. Plant in good sized pots using John Innes compost. Also named the common yucca, Adam’s needle and thread yucca is a popular evergreen landscape plant. The yucca produces a flowering stem up to 14 ft. (4.2 m) tall. Right image: Yucca aloifolia ‘Variegata’. Deserts can have temperatures that soar into the 100s during the day while dropping to down near freezing at night! The Yucca rostrata shouldn’t be confused with the Mexican blue yucca (Yucca rigida). The older leaves should be pruned in the spring season. There are also plenty of awesome variegated forms to choose from. The red yucca plant (Hesperaloe parviflora) is native to Central America and is the perfect choice for an outdoor ornamental garden. Once established in the garden landscape, you can almost leave them alone so they can care for themselves. See more ideas about outdoor gardens, xeriscape, garden design. If your Yucca plant was purchased as an indoor houseplant from B & Q the variety will probably be Yucca Elephantipes and although it can be placed outdoors during the summer months it â¦ Low-maintenance yucca plants are a favorite with many gardeners, because the plant may be potted and grown indoors or planted outside in flower beds. This variegated Adam’s needle and thread yucca plant grows as a clumping shrub that is 2 to 3 ft. (0.6 – 1 m) tall and the same width. Before pruning outdoor yuccas, put on protective gloves and goggles to protect yourself from the sharp blades and spikes. Yuccas bloom each year, the bell-shaped flowers appearing in white clusters. Yucca plants—both the indoor and outdoor varieties—are low-maintenance plants. You can identify Yucca filamentosa by its white filaments along the leaf margins. Its twisting sword-shaped leaves are bright green to dark green. The sharp, stiff foliage is a yellowish-green or bluish-green color. Buckley’s yucca is identified by its narrow, twisting leaves that are pale blue to dark green. However, offsets from the mother plant usually grow in its place. Care is quite easy and youâll be enchanted by the beauty of its leafage. The yellow and green variegated leaves identify this variety of yucca. During summer, Adam’s needle yucca produces a large cluster of bell-shaped creamy-white flowers. Ideal as a garden border shrub where its sharp leaves will deter animals and intruders. When landscaping with yuccas, it is best to â¦ Flower stalks rise from the center of the plant and can grow up to 12 ft. (3.6 m) tall. You’ll also notice that the foliage grows in a rosette form and has the distinctive curly threads in the leaves that become pink and rose-colored in the winter. Another type of shrubby yucca is the soapweed yucca—a drought-tolerant plant that grows in deserts. Texas Red Yucca Red leathery leaves with tubular flowers and pink stalks USDA Hardiness Zone: 5-10 Texas Red Yucca 2. £4.89 postage. The banana yucca plant is a perennial evergreen shrub that is native to arid deserts in the U.S. and Mexico. - adds a bright colour all year around with a contrast of blue-green and yellow stripes. Yucca shrubs and trees thrive in dry sandy soil and plenty of sunshine. The huge panicles have bell-shaped creamy-white flowers. With a little care and maintenance, your yucca plant should thrive for years to come. The ‘Bright Star’ yucca tolerates full sun and thrives in sandy, well-draining soil. Even if the plant is removed, it can be difficult to get rid of the entire root system, and the yucca will regrow from any root left in the ground. Only growing to 3 ft. (1 m) tall, the Yucca baccata has long thin spiked leaves that are between 1 and 3 ft. (0.3 – 1 m) long. across. Related: Yucca Elephantipes (Spineless Yucca): Complete Care Guide, Yucca aloifolia can grow tall outdoors but you can also grow it indoors. Trimming the Plant Cosmetically 1. They need to be trimmed back. Dig over the soil thoroughly and add lots of bulky organic matter, such as planting compost, to break up heavy soils and help ensure good drainage. To add to the yucca tree’s ornamental appeal, a large cluster of white flowers emerge from the foliage. Outdoor yucca is a plant native to Central America. 2.25 Gal. This US native plant has many species and varieties that grow well in our gardens (e.g., Yucca aloifolia, Yucca filamentosa, Yucca gloriosa). When the yucca produces flowers, it’s has a mass of bell-shaped white flowers on the end of long stems. The red yucca plant can be identified by its grass like leaves and pinkish flowers that grow on tall narrow spikes. The rigid, sharp leaves grow in a rosette pattern and can grow to between 2 and 4 ft. (0.6 – 1.2 m) tall. Yucca rupicola is characterized by its twisting leaves and low growth. Light requirements for yucca plants: Plant yucca trees or shrubs where they get plenty of sunlight, and there is adequate airflow. For example, Adam’s Needle, Dagger Plant, Spanish Bayonet, Aloe Yucca, Needle Palm, and Narrowleaf Yucca are all common names for species of the yucca plant. Whilst generally easy to care for, there are a number of common problems that may have you worrying if your yucca plant is dying. Joshua tree is a type of yucca commonly found in Mojave Desert. However, its slow growth means that this tall indoor plant takes many years to reach that height. Color Guard Yucca Plant with Creamy White and Dark Green Foliage When the soapweed yucca plant blooms, it produces pale green-white flowers on the end of a flowering stem that is 3 ft. (1 m) tall. The Spanish bayonet multi-stemmed yucca plant is one of the most ornamental of the yucca species. How to Care for My Outdoor Yucca Plant Step 1. The lanceolate leaves are up to 2 ft. (0.6 m) long and start to twist as they mature. The striking feature of this yucca plant is the stunning flower stalk. Outdoors. Step 2. Species of yucca plants are toxic to cats and dogs. Their towering flower stalks can reach 8 â¦ The low-growing desert shrub grows about 2 ft. (0.6 m) tall and wide. Other yucca varieties look like shrubs. The Joshua tree is a type of fast-growing desert tree that is symbolic of the Mojave Desert in arid southwestern U.S. You can identify the Joshua tree yucca by its thick, fibrous trunk that divides into thick branches. The Yucca rigida isn’t as cold-hardy as the beaked yucca, and it has stiffer leaves. As the yucca plant matures, its thick gray stem begins to resemble an elephant’s foot—hence the botanical name ‘elephantipes.’. YUCCA FILAMENTOSA PLANT , OUTDOOR, FULLY HARDY. The crowning glory of the yucca is its mass of scented creamy-white flowers. Yucca plants have the appearance of palm trees, so growing them in your backyard or indoors can create a tropical look. Yucca plants are famed for their large, spiky leaves growing on the top of long, thick woody stems. Adam’s Needle ‘Excalibur’ is a stubbing yucca variety. The Yucca plant is a widely popular drought tolerant evergreen garden perennial. The yucca tree compliments other tropical trees and is ideal for growing in arid landscapes in coastal regions. Along with their scientific name and descriptions, pictures of yucca plant varieties will help identify them. Some yucca plants can look like trees because their leaves grow on thick cane stems. The small sharp-leafed yucca plant thrives in arid conditions. £11.99 to £69.99. Bigger varieties are planted outdoors whilst smaller ones can occupy spaces indoors.Grow in indirect light close to a South facing window (1.5 m, 5 feet distance).If you have an East facing window then place them on the window shelf so that they get the morning light. In garden landscapes, yucca plants grow as ornamental shrubs and will occasionally flower. This yucca-like plant gets its name from the way the bluish-green leaves turn reddish-bronze in cold weather. Yuccas will grow in most good multi-purpose composts or a John Innes Compost. Yucca Care Outdoors: Planting and Growth Requirements. When older leaves die on a mature yucca plant, simply cut them away, usually in the spring. ... Start at the bottom of the plant, and... 2. Twisted yucca is also named Texas yucca, rock yucca, and twisted-leaf yucca. Looking up close, you’ll also see thread-like filaments growing among the foliage. Yucca facts, a short summary. Yucca filamentosa-Adam's Needle Plant 2 Years Old in a Pot. Click & Collect. As it is a native of the southwestern United States, yucca thrives in soil that drains well and... Landscaping with Yuccas. Another common name for this yucca shrub is Adam’s needle. It is also able to withstand temperatures as cold as 10 F. (-12 C.), so you can grow a yucca plant in many different climates. Outdoor Yucca Plant Care . The bluish leaves are rigid and sharp, with piercing serrated edges. Here are some common types of yucca plants to enhance your garden landscape. This article describes some of the most popular yucca plants for growing outdoors or indoors. This cluster sits proudly on the top of a 5-ft. (1.5 m) high flowering stem. EasyPlants - TRADITIONAL EVERGREEN INDOOR PLANT GARDEN TREE @ POT HOUSE OFFICE. As its name suggests, the leaves are long and sword-like. Its common name comes from the lack of sharp spines on the leaves. How to water yucca plants: Only water yucca plants when the soil dries out—this applies to potted yucca plants and garden yuccas. A yucca plant is a woody, perennial shrub belonging to the Agavaceae family and a native of North America. Although this yucca shrub is also called the Spanish Bayonet, it is a different species from the Yucca Aloifolia. Tolerant of salt, heat, wind and drought, the yucca makes a dramatic accent planting in coastal areas. As with most species of outdoor yuccas, care is essential when handling the plants as they have sharp, cutting edges leaves with pointed tips. Yuccas can be identified by their distinctive sword-like spiky leaves and their white or whitish flowers growing on stems. Plant this yucca in the backyard where you need to create a dramatic statement. Pruning is not normally needed, but damaged leaves and spent flower spikes can be removed as... Propagation. Spineless or stick yuccas are ideal for growing indoors as they have soft broad leaves without sharp spines. The yucca tree produces clusters of creamy white flowers in late winter and early spring. Caring For Yucca: Tips For Landscaping With Yuccas Outdoors Yucca Growing Outdoors. The distinctive feature of the spineless yucca is its smooth leathery evergreen leaves. Yucca plants (shrubs variety) can be grown both indoors and out. To identify the banana yucca, look at the fruit it produces. Yucca gloriosa has several cultivars such as ‘Variegata’ and ‘Bright Star’. The Yucca filamentosa thrives in USDA zones 4 – 11 and is cold hardy down to 5°F (-15°C). The low-growing yucca plant grows in clumps of rosettes. Yucca gloriosa is a hardy ornamental plant which adds focal point to any garden. Wait until temperatures are 66 to 75°F for more tender varieties. The Yucca is a plant that has distinctive strap or sword like leaves, you have probably seen Yucca elephantipes (Spineless Yucca) in garden centres being sold as a houseplant. The roots of the yucca plant are not edible. Precious metal household furniture in addition seems to be stunning for a garden since it is packaged in several kinds. Also called the thready yucca, the shrub has stiff, sword-shaped leaves that have bluish-green to gray-green color. Most make desirable outdoor plants that need little water and care to flourish. The banana yucca grows in zones 4a – 9a. Yucca gloriosa shares a common name among other yuccas—the Spanish dagger, and grows on sandy soil in warmer climates. Yucca Plant Indoor Care: Temperature and Humidity. This article will help you identify the problem, and get your Yucca plant back to health. ... Cut damaged and dead stems off the yucca plant, removing only the stems displaying noticeable signs of age and/or weakness. Growing a yucca indoors? Here are some tips on how to care for yucca plants: The best soil for yucca: Grow yucca plants in sandy soil with excellent drainage. The yucca shrub has long sword-shaped green leaves that grow up to 3 ft. (1 m) tall. The Mojave yucca plant looks like a medium-sized tree with spiked green crowns. Large,in a 2 litre pot. Buckley’s yucca is ideal for landscapes that have poor, infertile soil. Diseases That Affect Yucca Plants And Ways to Control Them. Outdoor yucca plants may grow taller and bushier than what is desired for the rest of your landscape, but proper pruning will help you keep your outdoor yucca plants looking neat, healthy and well-tended. You may have also seen the tall flower spikes of Yucca Gloriosa (Spanish Dagger) in peoples gardens, this is the most commonly grown outdoor Yucca in the UK. Unlike most plants, where pruning means the cutting of branches and blooms, the yucca is a cane plant, and thus pruning means cutting the trunk. And the red yucca also contains poisonous substances. The red yucca grows well in USDA zones 6 – 11. I have had a cutting from it, which was doing alright but now all its leaves have turned brownish and drooped. The yuccas plant’s sword-like leaves add a distinctive look to any area, including the landscape. Yuccas have foliage ranging in color from green to bluish-green. Some yucca varieties have yellow or white variegation. Unfortunately, it’s rare when indoor species of potted yucca plants flower. Yucca rostrata is cold hardy tree-like yucca with blue-green foliage. Similar to yucca plants, the red yucca (Hesperaloe parviflora) produces dainty bell-shaped red or dark pink flowers on the end of tall, 5-ft. (1.5 m) stems.