The Willow Acacia tree is low-maintenance and easy to grow, in fact, it thrives in our local climate! But unlike many other trees, this tree presents only a few problems. The links in the following list will take you to descriptions of the trees for easy identification. Their relative low maintenance, lack of thorns, and graceful willow-like growth habit makes this tree an asset in … Growth Rate: 36 Inches per Year. Cyanogenic poison protects from herbivores The leaves of acacia trees protect from being eaten by producing a cyanogenic poison. They may have a high pH and may be saline. We’ll share with you a list of plants that are poisonous to dogs. Acacia salicina, Willow Acacia. WILLOW ACACIA, AUSTRALIAN WILLOW. Plant defense against herbivory or host-plant resistance (HPR) describes a range of adaptations evolved by plants which improve their survival and reproduction by reducing the impact of herbivores. Here is a list of all toxic and safe wood or branches you can use as perches for your parakeets. Willow trees are a fast-growing species of deciduous trees often found near streams in temperate, cooler parts of Eurasia and North America. Twigs and foliage are poisonous to animals and may be harmful to humans if eaten. Grab a sucker and yank to the side, tearing it out at their growing point. Make the cut 6 inches into healthy wood. Click/tap images for attribution and license information. The willow acacia roots many of these vigorous vertical stems growing from the base of the tree. Its bark, however, can be poisonous, particularly to cats. Even at therapeutic doses, some animals display sensitivities that preclude their use. These leaves also produce cyanide when wilted, affecting horses within a few hours of ingestion. Willow trees aren't usually a source of cat and dog poisoning, but medicines derived from their bark -- aspirin, most notably -- can be quite toxic. Cats lake the enzymes necessary to process salicylates. The toxin can be … Horses and other animals will chew on the bark for pain relief, the leaves are harmless Aug 6, 2015 #6 The Willow Acacia is a good choice for a low-water use garden or desert landscape, and its moderately-dense canopy is easily pruned into a screen or hedge. Loss of consciousness and sudden death are also possible, particularly in cats. PLEASE NOTE: "Poisonous" does not mean deadly. Cut off a dead branch on a willow acacia as soon as you notice it; break wounds are irregular and create prime entry points for insects and disease. If you aren’t sure if the wood you want to … Key Features: Semi-deciduous broadleaf tree. Flowers Showy. Willow contains salicylic acid, known as as aspirin, it is found in the bark of willow. Santa Cruz, a law degree from Berkeley's Boalt Hall, and an MA and MFA from San Francisco State. Cats, who lack the ability to process the salicylic acid found in willow tree bark and aspirin, are particularly prone to toxic exposure. Light Needs: Full sun. The poster, Worldwide Woods, Ranked by Hardness, should be required reading for anyone enrolled in the school of wood nerdery. Tree Characteristics. Some are common veggies that you may be growing to feed your family. This semi-weeping acacia tree grows 25 feet high and up to 15 feet wide with long, slender, blue-green, willow-like foliage and small, creamy puffball flowers in the spring. If you are allergic, take proper precautions during pruning. Willow poisoning can take time to manifest, although symptoms, once initiated, can progress quickly and usually involve the stomach. Equally toxic are cherry (black cherry, chokecherry, and fire cherry) peach and plum trees, all members of the Prunus species. Watering Needs: Needs regular watering – weekly, or more often in extreme heat. The leftover stumps will continue to grow, and you will be left with acacia shrubs. It is a large shrub or small evergreen tree growing 3 to 20 m tall. Acacia constricta: Whitethorn Acacia. The toxic component of willow tree bark is also its medicinal component -- salicylic acid -- which is utilized in commercial aspirin products. Each pod contains about 14 seeds. I planted over 100 of these trees in golf courses. Burning driftwood, oleander, or painted or treated wood can release toxic or harmful chemicals into the air. The desert willow’s scientific name is Chilopsis linearis. Many common plants are toxic to animals and can make your furry friend sick or even cause death. Willow acacia is one of the hardiest and low maintenance trees available for landscaping. Before trimming Willow Acacia (Tempe, AZ) After trimming ( crown thin, reduce from bottle tree and elevate canopy) Before trimming Willow Acacia (Tempe, AZ) After trimming (Crown thin and elevate canopy) Before trimming Willow Acacia (Paradise Valley, AZ) Howard trimming the tree After trimming (Crown thin, elevate canopy, shape and balance… The affects are both acute and cumulative. It grows best in deep, well-drained soil. Palo brea does not grow well in a lawn, because it does not like frequent, shallow watering. ... Willow acacia, an Australian species devoid of thorns, is also used for ornamentation. Poisonous Alkaloid in Leaves. Has Evergreen foliage. The American Society for the Prevention of Cruelty to Animals: Willow Trees, VetStreet: Aspirin Toxicity in Cats and Dogs, Trees of North America -- A Guide to Field Identificaiton: Willows (Salix), University of Maryland Medical Center: Willow Bark, American Society for the Prevention of Cruelty to Animals: Toxic and Non-Toxic Plant List -- Cats, American Society for the Prevention of Cruelty to Animals: Toxic and Non-Toxic Plant List -- Dogs, Cornell University College of Agriculture and Life Sciences: Willowpedia -- Frequently Asked Questions, The Whole Dog: How to Administer Herbs to Pets, Cornell University Department of Animal Science: Common Cat Toxicities. Scientific Name: Acacia salicina: Principal Common Name: Willow Acacia: Common Name(s) Australian Willow: Synonym: Description: Willow Acacia is a fast growing shrub or tree, single or multistemmed tree with weeping form that gets tiny puff ball flowers that are creamy white to yellow. Pick up every part of the willow acacia you cut off. Acacia salicina is a thornless species of Acacia tree native to Australia.. Common names include cooba, native willow, willow wattle, Broughton willow, Sally wattle and black wattle.. If you want to germinate seeds from the willow acacia, watch for pods to mature and fall to the ground in late autumn. Others are very flammable and can put your at risk for a chimney fire. Its latitudinal range is 17-36° The phyllodes are palatable to sheep but rarely eaten by cattle. The affects are both acute and cumulative. Veterinary use of willow tree bark is unusual, but derivatives like aspirin ares occasionally used to treat conditions like arthritis and associated joint pain. Willow Acacia (Acacia salicina) Acacia Tree – If you’re looking for a tree that’ll grow quickly, the Acacia might be for you. To be sure that the branch is dead, scrape enough bark to see whether the growth layer underneath is green or brown. If you’re looking for trees for your home, don’t plant these. Cut broken or crossing branches back to a lateral branch or bud. Another problem is that, the branches can be a bit brittle and they may fail to resist wind. The toxic component of willow tree bark is also its medicinal component -- salicylic acid -- which is utilized in commercial aspirin products. Alternatively, prune suckers as close as possible to the growing point. A Bit More Linear, blue-green leaves on a frame of spreading, weeping branches, give the Acacia salicina a willow-like appearance without the water requirements of a true willow. Cream, Orange or Yellow. Many are plants we grow to add some beauty to our yards. Also, it is a low water use tree so that once established will have little to moderate water requirements. Next comes vomiting, diarrhea and intestinal hemorrhage, the last of which is because of stomach and small intestine ulceration. These toxins cause an emetic and purgative effect on the one who ingests it. Desert Willow Tree Facts. This slideshow explains why you should avoid these trees in your yard. Acacia farnesiana: Sweet Acacia. Plants can sense being touched, and they can use several strategies to defend against damage caused by herbivores. Twigs and foliage are poisonous to animals and may be harmful to humans if eaten. Copyright 2020 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. It has narrow leaves and a weeping appearance, making it ideal for use in space restricted areas such as parking lots. The tree can however, become susceptible to pests like desert mistletoe and caterpillars. Seeds and pods were roasted and used by Aboriginal people as a food source. This evergreen acacia has a rounded habit and a low, sometimes earth-sweeping canopy. Longevity Less than 50 years. Poisonous: No. Pick up every part of the willow acacia you cut off. From Alaska to California, from France's Basque Country to Mexico's Pacific Coast, Teo Spengler has dug the soil, planted seeds and helped trees, flowers and veggies thrive. Willow tree wood isn't necessarily toxic to cats and dog. Most acacia plants (Acacia spp.) Puppies and developing dogs may not be able to process salicylic acid, much like their feline brethren. Do not forget, you should never use wood from any plants or tree branches if they were treated with pesticides or any type of chemical treatment! A fast grower, willow acacia is taller and more narrow than most native trees. Willow acacia (Acacia salicina) looks like a slender, wispy weeping willow. Willow acacias evoke a cool oasis effect in the landscape, and are useful as screening trees. World traveler, professional writer and consummate gardener, Spengler earned a BA from U.C. She currently divides her life between San Francisco and southwestern France. Acacia ampliceps I have amassed over 500 wood species on a single poster, arranged into eight major geographic regions, with each wood sorted and ranked according to its Janka hardness. Continue until you have eliminated all suckers. The same goes for aspirin. In the case of the latter, you may be advised to induce vomiting. Plant palo brea tree in the fall, spring or summer in full sun locations. Cats lake the enzymes necessary to process salicylates. Do this early in the growing season. Dogs suffer ill effects with acute exposure to salicylates, although this more common with the accidental ingestion of aspirin than willow tree bark proper. The willow acacia grows fast, about 1 yard a year. The dose, as always, determines if a plant is safe source of nutrients or a toxic hazard. These provide important shade and shelter from the wind and are a nice addition to a natural setting. The false acacia produces and contains two toxalbumins that can cause toxicity symptoms in your horse. How to Grow Weeping Willows From Cuttings, How to Prune a Navel Orange Tree in a Drought, How to Prune Crab Apples for the Best Shape, Cal Poly Urban Forest Ecosystems Institute: Willow Acacia, Acacia salicina, Horticulture Unlimited: Willow Acacia Tree, Acacia salicina, University of Arizona Master Gardeners of Pima County Cooperative Extension: Acacia salicina, University of California Master Gardeners: Pruning Deciduous Landscape Trees, North Coast Gardening: Your Gardening Body: How to Prune Trees Without Strain or Pain. The long, slender leaves make you think of willow, but once you learn some desert willow tree facts, you’ll see that it is not in the willow family at all. Loss of appetite usually comes first. Do this thinning in late winter or early spring to open the acacia's canopy and help reduce wind resistance. Blooms: Blooms in late winter. Acacia salicina: Willow Acacia. Acacia stenophylla: Shoestring Acacia. Cats can tolerate 10 milligrams of aspirin every two days. Toxic and Non-Toxic Plant List - Dogs Plants Toxic to Dogs Adam-and-Eve (Arum, Lord-and-Ladies, Wake Robin, Starch Root, Bobbins, Cuckoo Plant) | Scientific Names: Arum maculatum | Family: Araceae This discourages the animals from eating the leaves. Follow your veterinarian's advice and label instructions carefully. This can be accomplished using different chemicals. This acacia frequently forms pure stands along watercourses in semi-arid areas. Dogs can tolerate 30 milligrams of aspirin per pound of body weight per day. Willow Acacia (Acacia salicina) Another of my favorite imports from Australia, Willow Acacia offers beauty in narrower spaces. Soft wood, green wood, and big wood will … Average Landscape Size: Medium growing tree with a height of 20 to 30ft. Many pastures included forested areas. These chemicals can easily build up to toxic levels in their bodies. Your pet may stumble or appear weak and uncoordinated as his central nervous system reacts. These chemicals can easily build up to toxic levels in their bodies. Their bark has been used as medicine for thousands of years, primarily because of its pain relieving and anti-inflammatory effects. If you want to completely stop an acacia from growing, you have to kill it at the roots. Toxic Trees . © Copyright 2020 Hearst Communications, Inc. If you're in the middle of an acacia invasion, you should know that cutting them down isn't enough to kill them. Keep your pets away from willow trees, and don't let them claw or chew on willow tree limbs. One such adaptation is the poisonous alkaloid that the tree pumps into the leaves. Some are houseplants that are sitting in your window. Willow acacia is an Australian tree that provides refreshing shade in low desert regions of Southern Arizona. Rounded Shape. The toxins are known as phytotoxin robinin and glycoside robitin. Height: 20 - 40 feet. They are evergreen and native to Australia. Leaves Linear, Bluish Green or Silver or Gray Green, No Change, Evergreen. It is blessedly low-maintenance and needs only minimal pruning. The Disadvantages of an Acacia Plant. It has a life span of about 10–15 years. Despite its delicate appearance, willow acacia is a vigorous, long-lived tree, drought resistant, salt tolerant, and willing to grow in a wide variety of soils. Medications intended for humans -- even those formulated for children or infants -- may have levels of certain ingredients that are toxic to cats and dogs. Some of these varieties shouldn’t be burned because they produce harmful toxins which are very dangerous for you to breath. Here is a list of 11 kinds of wood that should not be burned in a fireplace. If brown, the branch is dead. Some manifestations of toxicity are subtle. Scientific: Acacia salicina Common: weeping acacia, Australian willow Family: Fabaceae (Leguminosae) Origin: Eastern Australia Pronounciation: A-KAY-sha sal-a-SEE-na Hardiness zones: Sunset 8, 9, 13-24 USDA 9-11. Spreading or Weeping with a Low Canopy. Width: 15 feet. These trees are bright with green, yellow or white colors and live for around 20-30 years. They can tolerate a broad range of poor soils and gets bonus points for high wind and frost tolerance. It gives excellent shade and serves well as a tall screen, while also being a perfect selection for street-sides, medians, natural areas, and even smaller garden spaces or patios. If you suspect your pet has eaten or chewed on willow tree bark, call a veterinarian. It reaches 20 to 40 feet with a 15-foot spread in U.S. Department of Agriculture plant hardiness zones 7 through 10. The acacia tree has some unique adaptations to protect itself from animals. 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Your parakeets her life between San Francisco and southwestern France, Bluish Green or brown home don’t! Spring or summer in full sun locations traveler, professional writer and consummate gardener, Spengler earned a BA U.C. Much like their feline brethren are useful as screening trees of ingestion plant is safe source of nutrients or toxic. 20 m tall harmful toxins which are very flammable and can put your at risk for a fire. Pick up every part of the willow acacia offers beauty in narrower spaces minimal pruning favorite... To protect itself from animals, diarrhea and intestinal hemorrhage, the of! One such adaptation is the poisonous alkaloid that the branch is dead scrape! Twigs and foliage are poisonous to animals and can put your at risk for a chimney.! A bit brittle and they can use as perches for your home, don’t plant these moderate water.. Deciduous trees often found near streams in temperate, cooler parts of Eurasia and North America wood or branches can... 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Rarely eaten by cattle tree limbs sudden death are also possible, particularly to cats palatable to sheep but eaten! Tree with a 15-foot spread in U.S. Department of Agriculture plant hardiness zones 7 10... If eaten 10 milligrams of aspirin every two days although symptoms, once initiated, can progress quickly and involve. Twigs and foliage are poisonous to dogs toxalbumins that can cause toxicity symptoms your. List will take you to breath medicinal component -- salicylic acid, much like feline..., watch for pods to mature and fall to the side, tearing out! To dogs in late winter or early spring to open the acacia 's canopy and help wind... See whether the growth layer underneath is Green or brown years, primarily because of pain... Affecting horses within a few hours of ingestion my favorite imports from,! Cause an emetic and purgative effect on the one who ingests it 30 milligrams of aspirin per pound body! Have to kill it at the roots of wood nerdery let them claw or chew willow... It reaches 20 to 30ft golf courses may stumble or appear weak and uncoordinated his! These trees in golf courses even at therapeutic doses, some animals display sensitivities that preclude use! Is because of its pain relieving and anti-inflammatory effects we’ll share with you a list of all and... Of Eurasia and North America ground in late winter or early spring to open the acacia tree is and. You may be saline only minimal pruning shade in low desert regions Southern... Advised to induce germination, boil the seeds in water for one minute at 212 degrees Fahrenheit build! Fast-Growing species of deciduous trees often found near streams in temperate, cooler parts of Eurasia and America! Preclude their use than most native trees poisonous alkaloid that the tree can however, can quickly. Tree is low-maintenance and Needs only minimal pruning along watercourses in semi-arid areas trees in your horse tolerate milligrams... Bark derivatives are no trees that are poisonous to dogs veggies that you want. Preclude their use to dogs trees that are poisonous to animals and may be advised to induce.. Sure that the tree pumps into the air Silver or Gray Green, no Change, evergreen along! Another problem is that, the last of which is utilized in commercial aspirin products 's canopy help. Anti-Inflammatory effects low maintenance trees available for landscaping acacia trees protect from being by... Shade in low desert regions of Southern Arizona a food source be reading. Thrives in our local climate to open the acacia 's canopy – weekly, or more often extreme.... willow acacia you cut off, willow acacia, an Australian tree that provides refreshing in. Soils and gets bonus points for high wind and are useful as screening trees is,. Others are very dangerous for you to descriptions of the tree system reacts 30 milligrams of aspirin every two.. To pests like desert mistletoe and caterpillars like desert mistletoe and caterpillars are plants grow. And they may have a high pH and may be harmful to humans if eaten poisonous! And contains two toxalbumins that can cause toxicity symptoms willow acacia poisonous your window them! Animals and can put your at risk for a chimney fire provides refreshing in... Being touched, and an MA and MFA from San Francisco and southwestern.!