Also known as Japanese Wood Poppy · 32 saves
Glaucidium
Glaucidium, the genus most gardeners know as japanese wood poppy. We track 1 varieties; the ones most used by real gardeners.
The 1 most-saved Glaucidium varieties
Track your Glaucidium in Sow
Save the Glaucidium you grow and get care reminders timed to your zone.
Glaucidium questions
How many types of Glaucidium are there?
The Sow catalog tracks 1 distinct Glaucidium varieties. The most popular — ranked by 32 real gardeners — are shown first above.
What zones does Glaucidium grow in?
Across its varieties, Glaucidium covers USDA Zones 5–8. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.
When does Glaucidium bloom?
Most Glaucidium varieties bloom in late spring to early summer. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Glaucidium should I choose?
Start from the most-saved varieties above — popularity across thousands of gardens is a strong signal of reliability — then filter by your zone and sun. In the Sow app you can preview any of them in a photo of your actual yard before you buy.