Also known as Lenten Rose · 5.2k saves
Helleborus
Helleborus, the genus most gardeners know as lenten rose. We track 148 varieties; the ones most used by real gardeners.
The 24 most-saved Helleborus varieties
See all 148 Helleborus varieties →Search this genus →
5 species of Helleborus
Each one is a parent of the varieties above.
Track your Helleborus in Sow
Save the Helleborus you grow and get care reminders timed to your zone.
How to grow Helleborus
Whats common across all Helleborus varieties in our catalog — drawn from the care records of the 40 most-grown of them.
The Helleborus year
- FertilizeFebruary and March93% of varieties
Apply balanced slow-release fertilizer as new growth begins
- MulchMarch and October78% of varieties
Apply fresh layer of organic mulch to keep roots cool and moist
- Spring CleanupJanuary and February75% of varieties
Cut back old, tattered foliage before new flower stalks emerge
- DeadheadApril and May63% of varieties
Remove spent flower stalks after bloom to prevent vigorous self-seeding
- PlantMarch, September and October45% of varieties
Plant container stock in early spring or fall
- PruneJanuary and February33% of varieties
Remove old, tattered foliage before new flower buds emerge
Do
- Prune dead or damaged leaves in early spring
- Mulch to conserve moisture and regulate soil temperature
- Water regularly during dry periods 🌱
- Apply mulch to conserve moisture
- Water consistently to keep soil moist 🌱
Avoid
- Avoid overwatering to prevent root rot ❌
- Refrain from disturbing roots during dormancy
- Don’t expose to full sun in hot climates
- Avoid overwatering which can cause root rot ❌
What goes wrong with Helleborus
| Problem | What you'll see | What to do |
|---|---|---|
| Aphids | Sticky residue on leaves, distorted growth | Use insecticidal soap or neem oil |
| Slugs | Chewed leaves and ragged holes | Use organic slug bait or handpick during damp evenings |
| Vine weevils | Chewed leaf edges and root damage | Apply beneficial nematodes or organic insecticides |
| Slugs and snails | Chewed leaves and ragged holes | Use organic slug bait or handpick during damp evenings |
| Black Spot | Dark spots on leaves | Remove affected leaves and apply fungicide |
| Root rot | Wilting and browning of foliage | Ensure proper drainage and reduce watering |
| Botrytis blight | Gray mold on flowers and leaves | Improve air circulation and remove affected parts |
Making more Helleborus
Division
- Divide mature clumps in early spring or fall
- Separate with clean, sharp knife
- Plant divisions 1-2 inches deep
- Water thoroughly after planting
Seed
- Sow seeds in moist soil in fall or early spring
- Keep soil consistently moist for 6 weeks
- Germination occurs in 4-6 weeks
- Transplant seedlings once established
Helleborus questions
How many types of Helleborus are there?
The Sow catalog tracks 148 distinct Helleborus varieties. The most popular — ranked by 5.2k real gardeners — are shown first above.
What zones does Helleborus grow in?
Across its varieties, Helleborus 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 Helleborus bloom?
Most Helleborus varieties bloom in late winter to early spring, late winter, late winter to early spring. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Helleborus 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.