Poisonous Plants
There are a great deal of wild plants out there which can be potentially harmful to your horse. A great deal of these can be highly toxic and if your horse is allowed to ingest a large amount of these plants then serious harm can occur, and veterinary attention needed.
- Acorns, Alder Buckthorn
- Black Bryony, Black Nightshade, Box, Bracken, Broom, Buckthorn, Buttercup
- Celandine – Greater, Charlock, Cherry Laurel, Chickweed, Clover, Columbine, Corncrockle, Cowbane, Cuckoo Pint
- Darnel, Deadly Nightshade
- Foxglove
- Ground Ivy, Groundsel
- Hellebore, Hemlock, Hemlock Water-Dropwort, Hemp Nettle, Henbane, Herb Paris, Horse Radish, Horsetail
- Iris
- Laburnum, Larkspur, Lily of the Valley, Linseed, Lupin
- Marsh Marigold, Meadow Saffron, Melilot, Mercury, Monk's Hood
- Oak
- Pimpernel, Poppy, Potato, Privet
- Ragwort, Rhubarb, Rododendron, Rush
- St Johns Wort, Sorrel, Spurge
- Thorn Apple
- White Bryony, Woody Nightshade
- Yew
To avoid any harm occurring to your horse, you should dig out any of these as soon as they are found – if this is not possible for any reason, then find a way to prohibit your horse from access to these plants.


