Plants Toxic to Chickens

Overview

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This is a list of many plants that are toxic, or potentially toxic to poultry. Note however, that even if chickens have access to toxic plants, they will usually avoid them. Care should be taken however, as there is still a chance of them ingesting harmful plants, especially if they are very hungry.

Plants Potentially Toxic to Poultry
Common Name	Botanical Name	Part	Symptoms
Black Locust	Robinia pseudoacacia	sprouts, leaves, pods, seeds	weakness, diarrhea, depression
Black Nightshade	Solanum nigrum	immature berries	diarrhea, irregular movements, paralysis, death
Bladderpod, Bagpod	Sesbania vesicaria	seeds	bluish comb and wattles, diarrhea, prostration
Castor Bean	Ricunus communis	bean	diarrhea, progressive paralysis
Corncockle	Argrostemma githago	seeds	rough feathers, diarrhea, slow growth
Crown Vetch	Coronilla varia	leaves, stems, seeds	incoordination
Death Camas	Zygadenus spp	leaves, flowers, stem, bulb	diarrhea, salivation, muscular weakness
Jimsom Weed, Thorn Apple	Datura stramonium	all parts	loss of appetite, reduced egg production
Milkweed	Asclepias spp	leaves	incoordination, convulsions, death
Oleander	Nerium oleander	all parts	weakness, diarrhea
Poison Hemlock	Conium mculatum	all parts	weakness, diarrhea
Pokeberry	Phytolacca americana	berries	diarrhea, convulsions
Potato	Solanum tuberosum	green tubers, raw peels, sprouts	incoordination, prostration
Rattlebox	Daubentonia punicea	seeds	diarrhea, depression
Vetch	Vicia spp	pea	convulsions
Water Hemlock, Cowbane	Cicuta spp	all parts	incoordination, paralysis, death
Yew	Taxus spp	leaves, seeds, twigs	bluish combs and wattles, labored breathing, incoordination, prostration