Field ManualAll plants

Chives
Allium schoenoprasum
- Perennial Herb
Pet & Human Safety
People: Not researchedPets: Toxic to pets
Toxic to dogs, cats, and horses per ASPCA: same toxic principle as onion, garlic, and leek (N-propyl disulfide), which damages red blood cells. Clinical signs: vomiting, breakdown of red blood cells (hemolytic anemia, Heinz body anemia), blood in urine, weakness, high heart rate, panting. Keep pets from grazing on the clump, including the flowers.
Poison control
If someone has collapsed, cannot be woken, is having a seizure or has trouble breathing, call 911 now. For any other possible poisoning, call Poison Help: 1-800-222-1222.
Emergency number source: U.S. federal law (47 U.S.C. § 251(e)(3)), read 2026-10-07.
Naturalist Lore
Historical Background & Breeding Lore
The history of this plant and its name, and how it was bred, where we have them.
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- Hardiness zones
4a - 8b (NC State Extension)
- Mature size
1-1.5 ft tall, 1-1.4 ft wide; can be grown in spaces less than 12 in across.
- Family
Amaryllidaceae (formerly Liliaceae)
- Where it comes from
Temperate Northern Hemisphere, including the northern US, Canada, northern Europe, Mongolia, and Japan
How to prepare the soil, when and what to feed, and how and when to prune where that applies.
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Botanical Anatomy & Characteristics
How the flowers and leaves are built and which pollinators visit, where we have them.
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Field Doctor
What can go wrong with this plant and what to do about it, where we have them.
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Vintage Plates
Old botanical drawings from public libraries are in the app, for plants where we have them.
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