Bloomipedia
Green false hellebore (Veratrum viride)
Photo: Bruce Cook via iNaturalist · CC0 · resized

Flower profile

Green false hellebore

Veratrum viride

Native in the lower 48

Green false hellebore is a wildflower that USDA PLANTS lists as native in the lower 48 states. It's on our flower lists for 9 states, and across the U.S. it's most often seen in bloom in May–August.

25states
9of our state lists
19,114U.S. sightings*

*iNaturalist research-grade observations, as of October 17, 2026.

On our lists for: Alaska, Connecticut, Massachusetts, Montana, New York, Rhode Island, Vermont, Washington, West Virginia

Quick look

Veratrum viride, known as Indian poke, corn-lily, Indian hellebore, false hellebore, green false hellebore, or giant false-helleborine, is a species of Veratrum native to eastern and western North America. It is extremely toxic, and is considered a pest plant by farmers with livestock.

  • It belongs to the Melanthiaceae family. iNaturalist
  • USDA PLANTS describes it as an herb (forb) with a perennial life cycle. USDA PLANTS
  • USDA PLANTS lists it as native in the lower 48 states and records it in 25 states. USDA PLANTS
  • In New York, most iNaturalist sightings of it in flower come in May–July. iNaturalist
  • In Washington, most iNaturalist sightings of it in flower come in July–September. iNaturalist
  • iNaturalist has 2,548 research-grade sightings of it in New York, ranking #93 among the 109 flowers on our New York list. iNaturalist
  • iNaturalist has 2,161 research-grade sightings of it in Washington, ranking #87 among the 110 flowers on our Washington list. iNaturalist
  • iNaturalist has 1,835 research-grade sightings of it in Vermont, ranking #39 among the 110 flowers on our Vermont list. iNaturalist

Green false hellebore gift ideas

Handmade green false hellebore gifts from independent makers.

When does it bloom?

Flowering records by month across the U.S. (iNaturalist research-grade observations marked “Flowering”) (749 records)
Bloom time in each of our 9 states
StateTypePeak bloomSightings*
New YorkNativeMay–July2,548
WashingtonNativeJuly–September2,161
VermontNativeJune–July1,835
MassachusettsNativeMay–June1,498
AlaskaNativeJuly–August1,440
ConnecticutNativeMay–June1,052
MontanaNativefew records892
West VirginiaNativeJune–July493
Rhode IslandNativefew records178

Conservation status

Federal (U.S. ESA)
Not listed No U.S. Endangered Species Act listing in the USFWS ECOS database. USFWS ECOS
NatureServe global
G5 Secure worldwide. NatureServe
New York
Not listed Not on New York protected native plants (6 NYCRR § 193.3). NatureServe: S5, secure in New York. 6 NYCRR § 193.3
Washington
No list Washington has no state law listing endangered or threatened plants (the Washington Natural Heritage Program's rare plant list isn't regulatory), so we show NatureServe's Washington ranks instead. NatureServe: SNR, not yet ranked in Washington.
Vermont
Not listed Not on Endangered and Threatened Plants of Vermont (10 V.S.A. chap. 123; list of Feb 10, 2022). NatureServe: S5, secure in Vermont. Vermont E&T list
Massachusetts
Not listed Not on Massachusetts Endangered Species Act list (321 CMR 10.90). NatureServe: SNR, not yet ranked in Massachusetts. MESA list
Alaska
No list Alaska has no state law listing endangered or threatened plants, so we show NatureServe's Alaska ranks instead. NatureServe: SNR, not yet ranked in Alaska.
Connecticut
Not listed Not on Connecticut Endangered, Threatened and Special Concern Plants (RCSA 26-306; 2015 list). NatureServe: SNR, not yet ranked in Connecticut. CT E/T/SC list
Montana
No list Montana has no state law listing endangered or threatened plants, so we show NatureServe's Montana ranks instead. NatureServe: S4, apparently secure in Montana.
West Virginia
No list West Virginia has no state law listing endangered or threatened plants (only federally listed species are protected), so we show NatureServe's West Virginia ranks instead. NatureServe: S4, apparently secure in West Virginia.
Rhode Island
Not listed Not on Rhode Island Rare Plants 2016 (RI Natural History Survey, from the RI Wildlife Action Plan; informational, Rhode Island has no state plant-protection listing law). NatureServe: SNR, not yet ranked in Rhode Island. RI rare plants 2016
Rare elsewhere
Other states where NatureServe ranks it rare or missing: GA (S2). (S1 critically imperiled, S2 imperiled, SH possibly extirpated, SX presumed extirpated.)

Checked October 17, 2026. Rankings and lists can change, so follow the links for the latest.

Can you eat it?

For peoplePoisonous to people

NC State Extension lists it as poisonous to humans (severity: high). Poisonous parts: flowers, fruits, leaves, roots, stems. Symptoms they list: “Burning of mouth and throat, salivation, headache, stomach pain, vomiting, diarrhea, weakness, sweating, convulsions” NC State Extension

For petsNot well documented

It isn't on the ASPCA plant list, and NC State Extension doesn't flag it for pets.

🌿 Never eat a wild plant unless you're certain of its ID; this isn't medical advice. Worried about a person? Call Poison Control at 1-800-222-1222. Worried about a pet? Call your vet.

Where does it grow?

USDA PLANTS records green false hellebore in 25 states plus Washington, D.C.

recorded by USDA PLANTS on our state lists not recorded

See the full list of states

Alabama, Alaska, California, Connecticut, Delaware, Georgia, Idaho, Maine, Maryland, Massachusetts, Montana, New Hampshire, New Jersey, New York, North Carolina, Ohio, Oregon, Pennsylvania, Rhode Island, Tennessee, Vermont, Virginia, Washington, West Virginia, Wyoming; District of Columbia.

New York counties with USDA records: Albany, Bronx, Cattaraugus, Chautauqua, Chemung, Columbia, Cortland, Delaware, Dutchess, Erie, Essex, Herkimer, Kings, Madison, Nassau, New York, Oneida, Orange, Oswego, Putnam, Queens, Rensselaer, Richmond, Rockland, Saratoga, Schenectady, St. Lawrence, Suffolk, Tompkins, Ulster, Warren, Washington, Wayne, Westchester, Yates.

Washington counties with USDA records: Chelan, Clallam, Columbia, Cowlitz, Jefferson, King, Kittitas, Mason, Okanogan, Pend Oreille, Pierce, Skagit, Skamania, Snohomish, Walla Walla, Whatcom, Yakima.

Vermont counties with USDA records: Addison, Bennington, Caledonia, Chittenden, Essex, Orange, Orleans, Rutland, Washington, Windham, Windsor.

More New York flowers

Sources