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Lookup which plants and weeds are poisonous to horses using our easy toxic plants lookup tool. It includes photos, symptoms to look for, how to control, and more.
- Foxglove. Grow up to 2 meters tall. Flowers are purple-pink, hanging, tubular structures which are 4-5 cm long. Flowers appear from June to September. Toxin and clinical signs of poisoning.
- Deadly Nightshade. Grow up to 1.5 meters high. The leaves can grow up to 20cm long. The flowers are most often a dull brown-purple colour and grow up to 3 cm long.
- Ivy. Leaves are dark green and often triangle-shaped. Grows in vines. Toxin and clinical signs of poisoning. chevron-down. chevron-up. Contains triterpenoid saponins and polyacetylene toxins that harm horses.
- Yew Trees. Are evergreen trees or bushes, growing up to 20 meters. The thick trunk is a red-brown colour with scaly and peeling bark. Leaves are dark green, typically 1-3 cm long and needle-shaped.
What plants are poisonous to horses? Ragwort, privet, foxglove, milkweed, and all forms of nightshade (including deadly nightshade, tomatoes, tobacco, and eggplant) can be extremely poisonous to horses with even a small amount proving fatal. Bracken and horsetail can also be highly toxic to horses.
Sep 14, 2022 · Under no circumstances should tomatoes be fed to horses, she says. They contain multiple toxins in the fruit and plant that are poisonous to horses and many other animals. Tomatoes come from the Solanaceae family, which also includes deadly nightshade and many other toxic plants.
Feb 26, 2024 · The straightforward answer is no, horses should not eat tomatoes. These members of the nightshade family contain substances harmful to horses, making them potentially dangerous to their health. Tomatoes are rich in an alkaloid known as tomatine, which is toxic to horses.
Aug 5, 2014 · The leaves and stems of the tomato plant (Solanum lycopersicum) contain solanine and demissine, which are glycoalkoloids; these can be toxic to horses if consumed in large amounts. It would take consumption of an estimated 2.5 mg of parts of the plant per kg of body weight to start demonstrating toxic symptoms.
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Ingestion can cause significant, permanent liver damage (called seneciosis) which can be dificult to identify, with some equines losing condition and appearing depressed whilst others will show no signs until significant damage to the liver has already occurred.
