Mimosa trees were introduced to the U.S. in 1745 and have been used ever since as ornamental details in the landscape . in the beginning from China , mimosa are also call silk trees . They are on numerous invasive plant tilt because of their rapid growth and power to spread through seed or vegetatively . The seeds have the ability to remain dormant for up to 50 years due to a thick , impenetrable seed coat . This attractive tree is on the perniciousness list of the USDA .
Description
Mimosas can produce 20 to 40 feet tall and have graceful fern - like leave-taking that flip-flop on the stem and can be 30 inches long . The Sir Herbert Beerbohm Tree gets brightly colour pinkish pompons that are its flower and take their aroma along the air . Mimosas are vigorous cultivator and have the ability to re - sprout when hard damaged , but their wood is rickety so they need to be staked when overgrown . Mimosa is a member of the legume family and can limit atomic number 8 just like pea plant and beans . The tree is deciduous and is used ornamentally as a borderline tree or George Walker Bush .
The Seedpods
The yield of the mimosa is the seedpod . Mimosas are leguminous and the fruits resemble a pea plant pod . The outside is slightly leathery and dry to a frosty racing shell . The germ disperse after winter and demand some rough treatment to pierce the thick-skulled tabu coating . After flowering , small-scale , flat 6 - inch - tenacious pod emerge from the bloom and ripen in August and September . A serial of five to 10 brown ellipse seeds are contained in the pods and can stay feasible until the right conditions are meet . The germ have been shown to be toxic to animals .
Toxin
The mimosa pod carries the poison . The seedcase contains neurotoxic alkaloids which are also sleep with as the paralytic mollusc toxin . The total fuel pod is reckon poisonous but the barque and wood have not been shown to carry the toxin . impress beast are grazers like sheep and goats . There is no entropy regarding human perniciousness or domesticated animals .
Symptoms
The neurolysin causes seizures , tremors , staggering , convulsions and labored respiration within a couple of time of day of ingestion . The University of Arkansas lists mimosa at a perniciousness of 4 and deal it not dangerous to human beings . The city of Austin , Texas , has released its opinion that the tree diagram is toxic to ducky and will cause death . The best thing to do when confronted with conflicting reports is to err on the side of caution and keep PET and tyke aside from the silk tree diagram .
Warning
In addition to the potential toxicity , the mimosa has become a challenger for natural species in Florida , Texas and other warm - weather condition states . In these states , do not plant the tree diagram and prefer a less - encroaching ornamental . Disposal of the tree is mechanical removal and monitoring stump to remove sprouts as they seem .
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