Also known as Silver Grass · 2.6k saves
Miscanthus
Miscanthus, the genus most gardeners know as silver grass. We track 28 varieties; the ones most used by real gardeners.
The 24 most-saved Miscanthus varieties
See all 28 Miscanthus varieties →Search this genus →
Species of Miscanthus
Each one is a parent of the varieties above.
Track your Miscanthus in Sow
Save the Miscanthus you grow and get care reminders timed to your zone.
How to grow Miscanthus
Whats common across all Miscanthus varieties in our catalog — drawn from the care records of the 28 most-grown of them.
The Miscanthus year
- DivideMarch and April100% of varieties
Divide large, congested clumps every 3-5 years to maintain vigor
- PruneJanuary and February68% of varieties
Cut back all old, dead foliage to 4-6 inches above ground before new growth starts
- PlantMarch, April and September50% of varieties
Plant containerized specimens in spring or early fall
- Spring CleanupJanuary and February32% of varieties
Cut back old foliage to 4-6 inches above ground before new growth appears
Do
- Water regularly during dry spells 🌱
- Water regularly during dry periods 🌱
- Water during dry spells 🌱
- Prune back in late winter to encourage fresh growth
- Prune dead or damaged foliage in late winter ✂️
Avoid
- Avoid overwatering in winter ❌
- Avoid overwatering to prevent root rot ❌
- Never plant in poorly drained soil
- Avoid overwatering, which can cause root rot ❌
What goes wrong with Miscanthus
| Problem | What you'll see | What to do |
|---|---|---|
| Aphids | Sticky residue and distorted leaves | Use insecticidal soap or neem oil |
| Spider mites | Webbing and speckled foliage | Use horticultural oil or insecticidal soap |
| Spider Mites | Fine webbing, speckled leaves | Increase humidity and spray with insecticidal soap |
| Miscanthus Mealybug | White, cottony masses at the base of stems, stunted growth. | Difficult to control. Remove and destroy infested plants. Insecticidal soap or horticultural oil may have some effect if applied thoroughly. |
| Rust | Orange pustules on leaves | Remove affected foliage and improve air circulation |
| Gray leaf spot | Grayish patches on leaves | Remove affected foliage and improve air circulation |
| Root Rot | Wilting, yellowing leaves, mushy roots | Improve drainage, reduce watering, treat with fungicide |
Making more Miscanthus
Division
- Dig up mature clump in early spring or late fall
- Separate into smaller sections with roots intact
- Replant divisions immediately in prepared soil
Seed
- Collect seeds after flowering in late fall
- Tuck seeds into prepared soil in spring
- Keep soil moist until germination
- Thin seedlings to desired spacing
- Germination takes approximately 2-3 weeks
Miscanthus questions
How many types of Miscanthus are there?
The Sow catalog tracks 28 distinct Miscanthus varieties. The most popular — ranked by 2.6k real gardeners — are shown first above.
What zones does Miscanthus grow in?
Across its varieties, Miscanthus 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 Miscanthus bloom?
Most Miscanthus varieties bloom in late summer, early fall. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Miscanthus 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.























