Pale green in the shade, the leaves turn dark green in full sun. Rather than clinging to the stems, the old leaves fall to the ground, exposing the attractive smooth gray trunk and branches. Absolutely fascinating, Aloe polyphylla (Spiral Aloe) is a compact evergreen succulent valued for its foliage arranged in a perfect spiral pattern. How to Fix. Their leaves are pale blue-green in color with white teeth along the edges. He spent 8 years on the Board of Directors for the International Aloe Vera Science Council, was elected by his peers to be the President of the IASC in 2009, serving as the Chairman of the Board in 2011-2012. Because it is native to arid climates, it doesnât do well outdoors anywhere frosts are regular. Aloe vera is a delicate plant, accustomed to the warmer temperatures in which it evolved. 14- Frost Damage Can Turn Aloe Vera Brown. They are lined with small, triangular, dark red teeth. Aloe vera is a hardy, succulent, semi-tropical plant native to North Africa and the SW Arabian Peninsula, which can tolerate quite harsh conditions. Note this is the default cart. Each leaf is adorned with small, pale to deep red, soft teeth. This Aloe offsets readily to form clumps. Being a succulent, Aloe Vera plant care is extremely easy. Propagation: Propagate from seeds, plant in spring in sand-filled trays. Generally single-stemmed, Tilt-head Aloe produces a short, conical raceme, 20 in. Aloe vera has been widely grown as an ornamental plant.The species is popular with modern gardeners as a putatively medicinal plant and due to its interesting flowers, form, and succulence. Aloe Vera is one of the most well-known and used medicinal plant. One of the most floriferous Aloes in South Africa, Aloe microstigma (Cape Speckled Aloe) is an evergreen succulent perennial forming solitary or small clumps of beautiful rosettes of blue-green leaves, which warm up to reddish brown if suffering from environmental stress. However, aloe wonât necessarily die if its leaves are exposed to some frost. They exist in a wide range of sizes, colors and offer an amazing array of leaf shapes. The buds are deep red when young and mature to green with white stripes. Aloe vera plants are an excellent choice for an addition to your garden. From over 500 species from aloe genus, weâve selected 23 types of aloe varieties that you can grow in containers, indoors or outdoors. Aloe plicatilis (Fan aloe) This aloe consists of slender, long leaves that form a fan like structure. Only plants will be removed from the collection. The fleshy gray-green leaves form a tight rosette that becomes a beautiful spiral, either clockwise or counterclockwise, as the plant ages. The leaves are adorned with H-shaped whitish spots arranged in transverse bands on the lower surface. wide (10 cm), with broadly triangular spreading fleshy leaves. Outside its hardiness zone, aloe does well as an indoor container plant. The fluid within their succulent leaves would freeze and rot. It cannot grow in the shade. Pale gray-green, the fleshy leaves warm up to pink in full sun or take on blue-gray hues in the shade. Each leaf exhibits scattered white spots, raised near the base and becoming spiny towards the tips. The leaves may shrivel and turn brown, but unless the whole plant turns brown, it will likely recover and even grow new leaves. This succulence enables the species to survive in areas of low natural rainfall, making it ideal for rockeries and other low-water use gardens. Unique with its fan-like leaf arrangement, Aloe plicatilis (Fan Aloe) forms a remarkable shrub or small tree. It grows the best in places that have hot and dry weather throughout the year and does not experience frost because Aloe Vera is not resistant to frost. height, bloom time, and color may differ in various climates. Cookies, This site is protected by reCAPTCHA and the Google, Want Garden Inspiration? More frost hardy than most Aloes, Aloe striata (Coral Aloe) is an evergreen succulent perennial forming beautiful rosettes of flat broad leaves. Likely the most cold-hardy succulent on the list, the ever-popular Hens and Chicks (a catch-all phrase for the whole genus) are pretty much all frost-resistant. Long-lasting, they are held above the foliage in a very showy, large candelabra-like inflorescence with 5 to 8 branches. The old leaves remain after they have dried, forming a 'petticoat' on the stem. 'Aloe ciliaris': Also known as common climbing aloe, it has bright orange tubular flowers. The leaves are adorned with white to pale-green spines along their edges and a dark, purplish brown terminal spine at their tips. Native to the African Mediterranean, aloe vera is hardy in U.S. Department of Agricuture plant hardiness zones 10 through 12, areas that almost never see frosty weather. More frost hardy than most Aloes, Aloe striata (Coral Aloe) is an evergreen succulent perennial forming beautiful rosettes of flat broad leaves. They are adorned with reddish brown teeth along the edges, which curl interestingly along the outer edges of each leaf. We use cookies on this website, you can read about them here. The buds are a vibrant glossy orange, while the open flowers are bright golden yellow. Most Aloes are frost tender and cannot handle a hard freeze (several hours below 25ºF or -4ºC). Low-growing, it is an excellent choice for containers thanks to its perfectly formed rosettes and bright flowers. When it does in spring and early summer, its red to salmon-pink tubular blooms are borne on a branching spike which emerges above the foliage. In tropical climates, the Aloe can grow wild but for anyone living below USDA plant hardiness zone 9, the Aloe must be grown indoors (although it can be put outside in its pot if there is no risk of frost). However, there are some Aloes that are remarkably hardy and can handle temperatures as cold as 20 ºF to 25ºF (-6ºC to -4ºC). Large Houseplants That Can Withstand Cold Temperatures, University of Arizona: Frost Damaged Aloe and Agaves, University of Arizona Cooperative Extension, Yavapai County: Grow Some Aloe Vera, Arizona Cooperative Extension: Problems and Pests of Agave, Aloe, Cactus and Yucca, My Aloe Vera Root Accidentally Ripped Off. Aloe vera (Aloe vera) is one of over 180 species of aloe, but it is the most widely grown in American gardens and homes. Native to South Africa, Aloe ferox (Cape Aloe) is a large and showy, evergreen succulent forming a dense rosette of blue-green, lance-shaped leaves, often flushed with rose, up to 3 ft. long (90 cm). Blue-green in partial shade, with contrasting reddish teeth and margins, the leaves get purple tinged in full sun, a coloration which intensifies to violet-red hues in winter. A plant can count up to 150 leaves geometrically arranged in 5 ranks. quarziticola is an evergreen succulent perennial forming a beautiful open rosette of fleshy, tapered, gray-green leaves, up to 18 in. A stemless Aloe, Aloe capitata var. Dense spires of red flowers are produced in winter atop unbranched flower stalks, up to 30 in. Aloe vera gel has been called the Fountain of Youth, and for good reason â this stuff really helps heal. © Copyright 2020 Hearst Communications, Inc. Brown spots ⦠The 1- to 2-foot-tall leaves are arranged in a radial or rosette pattern and flowers are yellow, growing on stalks that may rise as high as 3 feet. Nutrition deficiency. Aloe vera is not hardy and is damaged by any significant amount of frost. Often the leaf tips display orange shades, adding further charm to the plant. Not a ⦠Aloe vera is very hardy plant and flourishes well in a wide range of climates and soils except on very high altitude and in submerged area, it grows well under arid regions with minimum rainfall. has been written based on numerous outside resources. Very low maintenance once established, they are well-adapted to arid conditions. Join now and start creating your dream garden! Aloes generally need full sun, well-drained soil and occasional watering, along with feeding in the spring and summer growing season to keep them in good health. Spikes of vermillion tubular flowers rise out of each leaf cluster on tall, solitary stems in late winter to spring. Bright green with copper-red edges in the shade, the fleshy leaves warm up to orange or dark red shades in full, hot sun with minimum water. More than aloe vera, learn about 23 Types of Aloe Varieties to Grow in Containers that are low maintenance, drought tolerant, and BEAUTIFUL! Brian Kemble's List of Hardy Aloes Species Minimum temp in cultivation(°F) Minimum temp in habitat (°F) Comments Winter Grower aculeata 20 22 adigratana 28-30 affinis 22 africana 25 32 alooides 27 29 ammophila 25 28 survived with leaf damage at 25° angelica 29 arborescens 19 29 killed below 19°; Therefore, dry soils during the winter months are critically important. tall (75 cm), making a great show each year. Also referred to simply as aloe, aloe vera has been used medicinally around the world for over 6,000 years. Their succulent leaves enable them to survive long periods of drought. They are lined with white teeth along the edges and tipped with a soft white spine. Aloe perryi is an evergreen Perennial growing to 0.3 m (1ft) by 0.3 m (1ft in) at a slow rate. Aloe Humilis (Spider Aloe) is hardier than most small aloes and can tolerate periods of frost. Aloe rubroviolacea (Arabian Aloe) is a particularly beautiful evergreen succulent forming rosettes of thick leaves which arch gracefully outward. Resembling an octopus, Aloe vanbalenii (Van Balen's Aloe) is an evergreen succulent perennial forming striking stemless rosettes of long, deeply channelled, gracefully twisting and curling leaves. The old leaves remain after they have dried, forming a 'petticoat' on the stem. The plants can be grown low rainfall regions as well as the dry regions as long as they provide warm humid conditions. Adding a majestic presence to the garden, Aloe marlothii (Mountain Aloe) is a large evergreen succulent forming a dense rosette of fleshy, grayish green leaves, up to 5 ft. long (150 cm), with a broad base tapering to a sharp point. Aloes are very popular in South Africa and grow in many inhospitable places. Aloe vera has been widely grown as an ornamental plant. Create a membership account to save your garden designs and to view them on any device. Although Aloe vera tolerates low temperatures ranging from -7 to -12 °C (USDA Hardiness zone 8-11), it is not recommended to plant as a systematic crop in areas where the minimum temperature falls below 0 °C.. If you live in a warm area and suffer a freak frost or a freeze, your aloe may or may not live. Growing with little-to-no attention in full sun or shady areas, the only real requirement is keeping the soil surrounding the plant well-drained to avoid rot due to over-watering. If the frost or freeze was severe, many of the leaves may be damaged, in which case it isnât a good idea to take them all off at once. Aloe hereroensis (Sand Aloe) is an evergreen succulent perennial forming single erect rosettes, or a small clump or rosettes of smooth, pale blue-green leaves that curve inwards and are often rose-colored or bronzed in the sun. Chris Hardy is our founder and an expert in global operations and aloe vera. Easy care, waterwise, they brighten up the dull winter landscape and are fascinating. Accept Aloes are generally very hardy and grow well in dry, warm areas. Its water needs are low in spring, summer and fall, and almost nonexistent during the dormant winter season. At a ⦠Freeze results in blackening of leaf surfaces, which eventually shrivel and become crisp. Why Are Leaves Falling Off My Succulents? Up to three branched inflorescences can arise from a single rosette. While every effort has been made to describe these plants accurately, please keep in mind that The aloe vera has a lengthy history of use in folk medicine, due to its potent anti-inflammatory properties.The juice and flesh of the leaves serve well as a topical anesthetic and cooling gel. Some can withstand winter cold while others are damaged by frost, so make sure that you plant cold hardy aloes in areas with extreme winter climates. Aloe vera is not frost tolerant and cannot withstand chilling temperatures, but there are alpine varieties that have cold tolerance to nearly freezing. When exposed to cold drafts and any temp below 50 °F (10 °C), the leaves will turn yellow and droopy from the cold shock. Sarah Moore has been a writer, editor and blogger since 2006. Their margins are lined with small, sharp, red-brown spines. Frost protection is vital because the Aloe is mostly water by weight and can be very prone to cold shock and frost damage. long (45 cm). You can get aloe vera in a few different forms: thereâs that slimy clear jelly-like substance weâre all familiar with that comes directly out of the plant, which can be applied to wounds, etc., or can be blended into aloe vera juice for use in smoothies and juices, or what have you. Each rosette consists of widely spreading, gray-green, sword-shaped leaves with conspicuous pale teeth along their edges. One of the most Ornamental Aloes, Aloe broomii (Snake Aloe) is a robust, evergreen succulent perennial forming a large, short-stemmed, dense rosette of light green leaves, 1 ft. long (30 cm). tall (50 cm) densely packed with showy flowers. Simple but stunning, this Mediterranean duo includes two... Use our interactive toolsto design your dream garden. Aloe Vera is a hardy, succulent plant which grows and thrives well in dry and sandy soil. Succulents like aloe vera are sensitive to nutritional deficiencies. Propagating the âPupsâ A mature aloe vera plant will often produce offshoots, or âpupsâ as theyâre ⦠Milky blue-gray in cloudy conditions, the leaves turn purple-tinged with brighter exposure. At a minimum, aloe needs a nighttime temperature of 40 degrees Fahrenheit, which means frost can kill it. Deleting this collection CANNOT be undone. However, Aloes thrive and flower better when given adequate water during their growing season. In winter to early spring, slender, conical, yellow to orange-yellow, tubular flowers are produced on unbranched spikes, 3 ft. high (90 cm). Eventually, the brown will travel down the leaf to the base of the plant. Some make incredible landscape specimens, creating year-round interest. The recommended pruning time for aloe is May, after the flowering cycle, which occurs in March or April outdoors and seasonally indoors. Although toxicity may be less when aloin is removed by processing, Aloe vera ingested in high amounts may induce side effects, such as abdominal pain, diarrhea or hepatitis. Native to the African Mediterranean, aloe vera is hardy in U.S. Department of Agricuture plant hardiness zones 10 through 12, areas that almost never see frosty weather. This Aloe offsets readily to form a tight colony. Few Aloes, such as Aloe arborescens or Aloe brevifolia, can tolerate wet soils. Most Aloes are frost tender and cannot handle a hard freeze (several hours below 25ºF or -4ºC). Belonging to the Asphodelaceae family, Aloe is a genus of about 450 species of succulent plants. This succulence enables the species to survive in areas of low natural rainfall, making it ideal for rockeries and other low-water use gardens. Easy to grow, Aloes generally require soils with good drainage and do best in warm climates. Move your aloe immediately to a frost-free spot. However, it is an undemanding house plant and a popular flowering plant for dry landscaping in Mediterranean climates.