This page was last updated on: January 10, 2008
Some of the plants known to be toxic to sheep are:
Apple Seeds - Poisonous, especially the green seeds
Black Henbane (Hyoscyamus niger)
Chokeberry - Poisonous,especially in the spring
Curly Leafed Dock (Rumex crispus)
Fitweed (Corydalis casearra)
Goldenrod (Solidago spp.)
Greasewood (Sarcobatus vermiculatus)
Horsebush (Tetradymia spp.) - Poisonous,especially in the spring
Kochia (Kochia scoparia)
Lantana (Lantana spp.)
Larkspur - Poisonous during some seasons -- dangerous (sheep like it)
Milkweed - Poisonous,especially in the summer
Mountain Laurel - Toxicity
Night Shade - Poisonous to animals and humans (goats like it)
Oxalis (Oxalis spp.)
Paper Flowers (Psilotrope spp.)
Potato Sprouts - May cause Birth Defects
Red Maple Leaves - can cause kidney damage
Sacahuiste (Nolina texana)
Snakeroot (Eupatorium rugosum)
Spring Parsley (Cymopterus watsoni)
Yew Needles - Extreme Toxicity
All areas of North America are host to some poisonous plants.
The good news is that animal usually don't chow down on these plants, unless they are very hungry. But sometimes an individual animal will start eating a poisonous plant even if there's plent of good feed available.
Check with your county Extension agent to learn which plants in your area are
poisonous to sheep.