Only to certain plants. Specifically, the tree exerts an allelopathic effect on surrounding vegetation. That effect actually is a germination inhibitor, which keeps plants from maturing into attractive, healthy plants. But they are not poisonous for humans.
23:41, 14 December 2011
Pygmaeocereus is a genus of diminutive cacti (family ...
Scadoxus cinnabarinus is a herbaceous plant from tropical ...
It is a herbaceous plant growing to 45–60 cm tall, from a ...
Dandelion has very small flowers collected together into a ...
1. A large tropical American evergreen tree, Achras zapota, ...
Habranthus robustus, commonly known as the pink fairy lily ...
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