Could there be poison growing in your backyard right now?
Last week the Royal Horticultural Society in the UK put out a warning for new gardeners of the pitfalls around poisons plants including a rare type of "toxic courgette".
New Zealand is also home to a number of poisonous plants, both native and introduced, many of which you might find in your backyard.
Toxicologist Dr Leo Schep is no stranger to poisonous substances after spending nearly two decades at the National Poison centre
New Zealand's top 15 poisonous plants (most common enquiries at the New Zealand Posion Centre)
Black Nightshade
Arum Lily
Kowhai
Euphorbia
Peace Lily
Agapanthus
Stinking Iris
Rhubarb
Taro
Daffodil
Hemlock
Karaka
Ongaonga/New Zealand tree nettle
Foxglove