Here are 5 of the most dangerous and deadly plants in the world. Deadly nightshade (Belladonna Atropa belladonna) All parts of this plant contain powerful anticholinergic toxins (atropine, scopolamine). Just Constellation Making Major Investment in Two Illinois Nuclear Plants to Increase Clean Energy Output Plant profiles: Sansevieria (snake plant) Stamen & Stem Soil Buying Guide The Home Depot B&Q launch plastic plant pot recycling stations at stores across UK Sustainability Voices Did you know olive trees can live for over a thousand yearsand you can actually transplant ones that are already a century old? The process is wild to watch, but the payoff is instant: trunks