Also known as Foamy Bells · 1.3k saves
Heucherella
Heucherella, the genus most gardeners know as foamy bells. We track 32 varieties; the ones most used by real gardeners.
The 24 most-saved Heucherella varieties
See all 32 Heucherella varieties →Search this genus →
Species of Heucherella
Each one is a parent of the varieties above.
Track your Heucherella in Sow
Save the Heucherella you grow and get care reminders timed to your zone.
How to grow Heucherella
Whats common across all Heucherella varieties in our catalog — drawn from the care records of the 32 most-grown of them.
The Heucherella year
- DivideMarch and September100% of varieties
Divide clumps every 3-4 years to maintain vigor and prevent crown rot
- Spring CleanupFebruary and March100% of varieties
Remove any tattered or dead foliage from the previous season
- MulchMarch94% of varieties
Refresh mulch to keep roots cool and conserve moisture
- DeadheadMay–July78% of varieties
Cut spent flower spikes back to the base to tidy appearance
- FertilizeMarch69% of varieties
Apply a light, balanced fertilizer as new growth emerges
Do
- Mulch to conserve moisture and regulate soil temperature
- Water regularly to keep soil moist 🌱
- Mulch to conserve moisture and suppress weeds
- Apply mulch to conserve moisture
- Divide every 3-4 years to maintain vigor
Avoid
- Avoid overwatering to prevent root rot ❌
- Avoid overwatering which can cause root rot ❌
- Avoid full sun which can scorch leaves ❌
- Refrain from heavy pruning in late fall
What goes wrong with Heucherella
| Problem | What you'll see | What to do |
|---|---|---|
| Aphids | Sticky residue and distorted leaves | Use neem oil spray or insecticidal soap |
| Slugs | Chewed leaf edges | Use organic slug bait or handpick at night |
| Spider Mites | Fine webs and stippling on leaves | Wash off with water and apply miticide if necessary |
| Slugs and snails | Chewed or ragged leaf edges | Use organic slug bait or handpick pests |
| Root rot | Wilting and yellowing foliage | Improve soil drainage and reduce watering |
| Powdery mildew | White powder on leaves | Apply fungicide or improve air circulation |
| Powdery Mildew | White powdery coating on leaves | Improve air circulation and apply organic fungicide |
Making more Heucherella
Division
- Divide mature plants in early spring or fall.
- Carefully separate clumps with a sharp knife.
- Plant divisions at same depth as original and water well.
- Keep soil moist for the first few weeks.
Cuttings
- Take root cuttings in spring or early summer.
- Dip cuttings in rooting hormone.
- Plant in moist, well-draining soil.
- Maintain high humidity for 6 weeks.
Heucherella questions
How many types of Heucherella are there?
The Sow catalog tracks 32 distinct Heucherella varieties. The most popular — ranked by 1.3k real gardeners — are shown first above.
What zones does Heucherella grow in?
Across its varieties, Heucherella 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 Heucherella bloom?
Most Heucherella varieties bloom in late spring, early summer, late spring to early summer. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Heucherella 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.