Also known as Plumbago · 136 saves
Ceratostigma
Ceratostigma, the genus most gardeners know as plumbago. We track 4 varieties; the ones most used by real gardeners.
The 4 most-saved Ceratostigma varieties
2 species of Ceratostigma
Each one is a parent of the varieties above.
Track your Ceratostigma in Sow
Save the Ceratostigma you grow and get care reminders timed to your zone.
How to grow Ceratostigma
Whats common across all Ceratostigma varieties in our catalog — drawn from the care records of the 4 most-grown of them.
The Ceratostigma year
- MulchApril100% of varieties
Apply a light layer of mulch in spring to help retain moisture.
- PruneFebruary and March75% of varieties
Cut back stems to a few inches above the ground in late winter or early spring.
Do
- Water during dry spells 🌱
- Prune after flowering to encourage bushy growth
- Mulch to retain moisture
- Water regularly during dry periods 💧
- Prune after flowering to maintain shape ✂️
Avoid
- Avoid overwatering to prevent root rot ❌
- Overwater in winter ❌
- Skip pruning in late season ❌
- Plant in heavy clay soil without amendment ❌
What goes wrong with Ceratostigma
| Problem | What you'll see | What to do |
|---|---|---|
| Aphids | Sticky residue and distorted leaves | Use insecticidal soap or neem oil. |
| Spider mites | Fine webbing on foliage | Apply miticide or increase humidity. |
| Root rot | Wilting and yellowing leaves | Improve drainage and reduce watering. |
Making more Ceratostigma
Cuttings
- Take softwood cuttings in late spring.
- Dip in rooting hormone and plant in moist soil.
- Keep humid for 6 weeks until roots develop.
Seed
- Tuck seeds into moist soil in early spring.
- Maintain consistent moisture for 4-6 weeks.
Ceratostigma questions
How many types of Ceratostigma are there?
The Sow catalog tracks 4 distinct Ceratostigma varieties. The most popular — ranked by 136 real gardeners — are shown first above.
What zones does Ceratostigma grow in?
Across its varieties, Ceratostigma covers USDA Zones 5–9. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.
When does Ceratostigma bloom?
Most Ceratostigma varieties bloom in late summer. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Ceratostigma 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.