Also known as Ditch Stonecrop · 2 saves
Penthorum
Penthorum, the genus most gardeners know as ditch stonecrop. We track 1 varieties; the ones most used by real gardeners.
The 1 most-saved Penthorum varieties
Species of Penthorum
Each one is a parent of the varieties above.
Track your Penthorum in Sow
Save the Penthorum you grow and get care reminders timed to your zone.
Penthorum questions
How many types of Penthorum are there?
The Sow catalog tracks 1 distinct Penthorum varieties. The most popular — ranked by 2 real gardeners — are shown first above.
What zones does Penthorum grow in?
Across its varieties, Penthorum covers USDA Zones 4–9. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.
When does Penthorum bloom?
Most Penthorum varieties bloom in summer. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Penthorum 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.