Field ManualAll plants

Ramsons
Allium ursinum
Pet & Human Safety
People: No hazard foundPets: Toxic to pets
Verdict: toxic, per ASPCA Chives, Garlic, Leek, Onion.
PlotAndPetal cannot tell you whether a plant you found can be eaten. Only someone who can see the plant can identify it.
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.
Get the app: coming soonCare
- Hardiness zones
Not checked yet
- Light
Partial shade (Wildlife Gardening Forum); grows naturally in moist woodland and riverbanks (Royal College of Physicians garden database).
- Mature size
Up to about 30 cm (roughly 1 foot) tall (Wildlife Gardening Forum).
How to prepare the soil, when and what to feed, and how and when to prune where that applies.
Get the app: coming soonAnatomy & Guilds
Botanical Anatomy & Characteristics
How the flowers and leaves are built and which pollinators visit, where we have them.
Get the app: coming soonField Doctor
Field Doctor
What can go wrong with this plant and what to do about it, where we have them.
Get the app: coming soonVintage Plates
Vintage Plates
Old botanical drawings from public libraries are in the app, for plants where we have them.
Get the app: coming soonSources
- Wildlife Gardening Forum, Wild Garlic
- Royal College of Physicians, Garden Database: Allium ursinum
- ASPCA Animal Poison Control plant page
- ASPCA Animal Poison Control plant page
- ASPCA Animal Poison Control plant page
- ASPCA Animal Poison Control plant page
- Kew World Checklist of Vascular Plants (WCVP) name file, dated 2026-06-04