Did you know that this garden has more than 100 poisonous plants that can be fatal?
The Poison Garden at Alnwick Gardens in Northumberland, England is full of narcotic and intoxicating plants. It is also open to the public. Read on to know more about this bizarre tourist spot.

Alnwick Gardens
Have you ever wondered about a poisonous garden? Yes, it exists! Not only this, there are more than 100 poisonous plants in this place. In the poisonous garden Alnwick Gardens Located in Northumberland, England, this park is full of narcotic and intoxicating plants. It is also open to the general public.
The black iron gate at the entrance reads, “These plants can be deadly.”

The official website states, “Alnwick Gardens houses the small but deadly Poison Garden – filled with nearly 100 particularly poisonous, narcotic and intoxicating plants. The boundaries of the Poison Garden are enclosed behind black iron gates, which open only for guided tours. Visitors are strictly prohibited from smelling, touching or tasting any of the plants.”
Here are some of the most dangerous things you should look out for (but don’t touch) during your tour:
- Laburnum
- Atropa Belladonna
- Helleborus odorus
- Monkshood
- ricinus communis
- Giant hogweed
- opium poppy
- Gympie – Gympie
In addition, Alnwick Garden has the largest collection of European plants in the UK and the world’s largest Japanese cherry orchard. According to media reports, head gardener, Trevor Jones, said, “They are very common plants. In fact, a lot of them are what we call cottage garden plants and they are grown in many people’s gardens but people don’t know how harmful they really are. People are attracted to poisonous plants and I often get very worried when they come out because many of them grow these plants at home and they don’t realize what a powerful effect plants can have on us humans.”

Meanwhile, just a few days ago, The Alnwick Garden launched the first fully detailed guide to poisonous plants in a new A-Z book of their renowned Poisonous Plants. This unique and educational 224-page book aims to shed light on many deadly, dangerous and downright bizarre plants.
Providing readers with detailed information on their history and potential dangers, this book has been collectively prepared by the Garden’s horticulturists and poisonous plant experts. It covers many of the ‘deadly’ garden species.
Speaking to the media, Fiona Mitcheson, author of the book and Brand and Media Manager at The Alnwick Gardens, said: “We wanted to create something that would give readers and visitors the opportunity to go on an educational journey through each letter of the alphabet, discovering the plants in The Poison Garden, as well as those found in nature such as belladonna, hemlock, hogweed and foxglove.”
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