Also known as Hyacinth · 744 saves
Hyacinthus
Hyacinthus, the genus most gardeners know as hyacinth. We track 13 varieties; the ones most used by real gardeners.
The 13 most-saved Hyacinthus varieties
Species of Hyacinthus
Each one is a parent of the varieties above.
Track your Hyacinthus in Sow
Save the Hyacinthus you grow and get care reminders timed to your zone.
How to grow Hyacinthus
Whats common across all Hyacinthus varieties in our catalog — drawn from the care records of the 13 most-grown of them.
The Hyacinthus year
- PlantSeptember–November100% of varieties
Plant bulbs 6 inches deep, pointed end up, in fall
- DeadheadApril100% of varieties
Remove spent flower spikes; leave foliage to yellow naturally
- FertilizeFebruary and March100% of varieties
Apply bulb food as new shoots emerge in late winter
Do
- Water regularly during active growth 🌱
- Apply balanced fertilizer in early spring
- Apply fertilizer in early spring
- Provide full sun for vibrant blooms
- Apply a balanced fertilizer in early spring
Avoid
- Avoid overwatering in winter ❌
- Avoid overwatering to prevent bulb rot ❌
- Refrain from cutting foliage prematurely
- Don't overwater bulbs in winter ❌
What goes wrong with Hyacinthus
| Problem | What you'll see | What to do |
|---|---|---|
| Aphids | Sticky residue and distorted leaves | Use insecticidal soap or neem oil |
| Narcissus bulb fly | Bulbs rot and fail to sprout | Use organic nematodes or insecticidal soap |
| Narcissus Bulb Fly | Bulbs show signs of decay and larvae presence | Inspect and discard infested bulbs, treat soil with beneficial nematodes |
| Bulb Mites | Stunted growth and bulb decay | Use beneficial nematodes or soil drench with miticides |
| Gray mold (Botrytis) | Gray fuzzy mold on bulbs and leaves | Improve air circulation and apply fungicide |
| Gray Mold (Botrytis) | Fuzzy gray mold on bulbs and leaves | Improve air circulation and avoid overhead watering |
| Gray Mold | Fuzzy gray patches on leaves and bulbs | Improve air circulation and apply fungicide |
Making more Hyacinthus
Division
- Dig up bulbs after foliage dies back (late summer).
- Separate offsets carefully with a sharp knife.
- Replant immediately in well-drained soil.
- Water thoroughly and mulch lightly.
- Allow 6 weeks for roots to establish.
Bulb division
- Dig up bulbs after foliage dies back in summer
- Separate offsets carefully
- Replant immediately in well-prepared soil
- Water thoroughly and mulch
Hyacinthus questions
How many types of Hyacinthus are there?
The Sow catalog tracks 13 distinct Hyacinthus varieties. The most popular — ranked by 744 real gardeners — are shown first above.
What zones does Hyacinthus grow in?
Across its varieties, Hyacinthus covers USDA Zones 4–8. Individual varieties differ — each plant page lists its exact range, and Sow filters the catalog to your zone automatically.
When does Hyacinthus bloom?
Most Hyacinthus varieties bloom in early spring, mid-spring. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Hyacinthus 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.