Skip to guide
The Verdant HoursHerbal gathering almanac
Plant atlasColchicaceae
Toxic · do not eat

Autumn crocus.

Colchicum autumnale

Also found as Meadow saffron · Naked ladies

A potentially fatal poisonous plant whose spring leaves appear separately from its autumn flowers.

Sources checked 9 September 2026 · Specialist field review pending
Autumn crocus: Reference specimen (Colchicum autumnale)
Markus Krieger · CC BY
Toxic. Keep out of food and tea.

Colchicine poisoning can be fatal and symptoms may be delayed. Do not wait for illness before seeking help.

Poison help

Where it grows

Tracked records and known growing zone

Explore on the field map
Loading map…
Squares: where people recorded it, brighter where more people did
Verified records
10,433
People who recorded it
4,602
Most records (northern hemisphere)
Aug–Sep
Records span
1976–2026
Northern hemisphere · 10,428 dated records
Autumn crocus verified records by month, northern hemisphere
January2
February14
March285
April897
May928
June391
July171
August1765
September4593
October1283
November88
December11

Research-grade iNaturalist records, snapshot Aug 27, 2026. The growing zone combines areas where different people have repeatedly verified it. Records show where people looked and found it, not current abundance or permission to gather.

01 / Learn to see

Field marks

  1. 01

    Clusters of broad leaves emerge in spring.

  2. 02

    Pink to lilac flowers emerge without leaves later in the year.

  3. 03

    Seasonally separated foliage and flowers make casual identification unreliable.

These are study prompts, not a complete identification key. Confirm the full plant with a regional flora and an experienced local identifier.

02 / Resolve the differences

Look closely. Compare.

Selected comparisons only. Other lookalikes may occur locally.

03 / Meet the place

Habitat & season

Range context

Central and southeastern Europe; also cultivated outside its native range.

Watch the plant stage

Hazard in every season; spring leaves are an important wild-garlic lookalike.

Stage guidance is not a local forecast. Check your climate, elevation and a regional source; no month-shift formula is used here.

04 / Gather with care

Observe. Leave intact.

Never eat, brew or substitute for saffron.

Care for the patch

Do not dig or collect the plant for comparison; use photographs and expert help.

Preparation & storage essentials

05 / Follow the evidence

Sources & review

Checked 9 September 2026. Original editorial synthesis; source institutions have not reviewed or endorsed this guide. Independent botanical field review is pending. Photos illustrate specimens; they do not certify the identity of a plant you find.

Suggest a correction