Bird of Paradise poisoning: Various parts of the Bird of Paradise plant are poisonous-the seeds contain toxic tannins and the leaves can contain hydrocyanic acid. Eating five seed pods can result in poisoning symptoms but the plant is generally considered to have low toxicity.ird of Paradise poisoning: Various parts of the Bird of Paradise plant are poisonous-the seeds contain toxic tannins and the leaves can contain hydrocyanic acid. Eating five seed pods can result in poisoning symptoms but the plant is generally considered to have low toxicity.