Also known as Water Arum · 1 saves
Calla
Calla, the genus most gardeners know as water arum. We track 1 varieties; the ones most used by real gardeners.
The 1 most-saved Calla varieties
Species of Calla
Each one is a parent of the varieties above.
Track your Calla in Sow
Save the Calla you grow and get care reminders timed to your zone.
Calla questions
How many types of Calla are there?
The Sow catalog tracks 1 distinct Calla varieties. The most popular — ranked by 1 real gardeners — are shown first above.
What zones does Calla grow in?
Across its varieties, Calla covers USDA Zones 4–6. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.
When does Calla bloom?
Most Calla varieties bloom in late spring. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Calla 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.