Also known as Star Jasmine · 115 saves
Trachelospermum
Trachelospermum, the genus most gardeners know as star jasmine. We track 8 varieties; the ones most used by real gardeners.
The 5 most-saved Trachelospermum varieties
Browse all 8 Trachelospermum varieties →
2 species of Trachelospermum
Each one is a parent of the varieties above.
Track your Trachelospermum in Sow
Save the Trachelospermum you grow and get care reminders timed to your zone.
How to grow Trachelospermum
Whats common across all Trachelospermum varieties in our catalog — drawn from the care records of the 8 most-grown of them.
The Trachelospermum year
- PruneJuly and August88% of varieties
Prune or mow in late winter to encourage fresh, colorful new growth.
- FertilizeMarch and April88% of varieties
Apply a balanced, slow-release fertilizer in early spring if needed.
- Check for PestsJune–August63% of varieties
Inspect foliage for Japanese beetles, scale insects, and spider mites.
- Winter PrepNovember and December50% of varieties
Apply a layer of mulch in colder parts of Zone 7 for winter protection.
Do
- Wear gloves when pruning to protect skin from the irritating milky latex sap.
- Shear or mow the mat each late winter ✂️
- Clip the edges to contain it 🚧
- Wear gloves when cutting it back 🧤
- Use it on dry, shaded banks 🌑
Avoid
- Let it run into woodland ❌
- Plant it where it cannot be edged ❌
- Handle cut stems bare-handed ❌
- Don't plant in poorly drained, waterlogged soils.
What goes wrong with Trachelospermum
| Problem | What you'll see | What to do |
|---|---|---|
| Scale insects | Small, immobile bumps on stems and leaf undersides accompanied by sticky honeydew. | Apply horticultural oil or insecticidal soap during the crawler stage in late spring. |
| Scale Insects | Small, immobile bumps on stems and leaves, sometimes with sticky honeydew. | For light infestations, scrape off or use a cotton swab with alcohol. Apply horticultural oil. |
| Japanese beetles | Serrated or skeletonized foliage and chewed flowers during mid-summer. | Handpick beetles into soapy water or apply an appropriate organic insecticide during heavy infestations. |
| Spider mites | Fine webbing on leaf undersides and stippled, yellowing foliage. | Blast the undersides of leaves with a strong stream of water or apply insecticidal soap. |
| Root rot | Yellowing leaves, wilting despite moist soil, and decaying, mushy roots. | Improve soil drainage, reduce watering frequency, and avoid planting in heavy clay. |
| Leaf Spot | Brown or black spots on leaves, often in overly wet conditions. | Improve air circulation. Water at the base of the plant. Remove affected leaves. |
| Powdery mildew | White, powdery fungal patches on leaf surfaces, particularly in humid conditions. | Space plants to improve air circulation and apply a sulfur-based fungicide if symptoms persist. |
Making more Trachelospermum
Layering
- Pin a running stem into the soil in spring.
- Keep it moist; it roots readily at the nodes.
- Sever and lift once well rooted.
Semi-hardwood cuttings
- Take 4- to 6-inch cuttings from semi-hardwood stems in summer.
- Remove the lower leaves, exposing the nodes, and dip the cut end in rooting hormone.
- Insert the cuttings into a moist, well-draining propagation mix of perlite and peat.
- Keep the medium moist and place in a humid, warm environment with indirect light until roots form.
Trachelospermum questions
How many types of Trachelospermum are there?
The Sow catalog tracks 8 distinct Trachelospermum varieties. The most popular — ranked by 115 real gardeners — are shown first above.
What zones does Trachelospermum grow in?
Across its varieties, Trachelospermum covers USDA Zones 7–10. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.
When does Trachelospermum bloom?
Most Trachelospermum varieties bloom in late spring to summer, early summer, mid-summer. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Trachelospermum 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.