25th November 2019

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Are rhododendrons toxic to bees?

Spectacular and beautiful, not many people know the common rhododendron hides a poisonous secret – its nectar is toxic to bees. The resulting honey from rhododendrons has also been known to contaminate honey, making it unsafe for humans to eat.

Beside this, is rhododendron wood poisonous?

Over 1000 species of rhododendrons/azaleas exist. When burned the gryanotoxin is destroyed at temperatures of 150 degrees Celsius and above, and no evidence of toxicity has been found in the smoke or coals of the rhododendron plant. It is a hard long-burning wood and can be used safely.

Are chrysanthemums toxic to humans?

But these plants can be very toxic, particularly to cats, dogs and horses and can cause dermatitis in humans. Chrysanthemums can also cause vomiting, diarrhea, nausea, incoordination and hyper-salivation in animals. That's because chrysanthemums contain toxins such as lactones, pyrethrins and sesquiterpene.