Also known as Evening Primrose · 727 gardener saves
Oenothera: the varieties gardeners actually grow
Oenothera, the genus most gardeners know as evening primrose. We track 13 varieties; these are the ones gardeners actually save and plant, ranked by real saves rather than catalog marketing. Each links to full care, bloom, and live price data.
The 12 most-saved Oenothera varieties
Of 13 in the catalog — ordered by how many gardeners actually grow them.
#1 most savedPink Evening Primrose
Oenothera speciosa
#2 most savedMissouri Evening Primrose Giant Evening Primrose
Oenothera macrocarpa
#3 most savedEvening Primrose
Oenothera biennis
Sundrops
Oenothera fruticosa 'Native Yellow Bellflower'
Ozark Sundrop
Oenothera missouriensis 'Ozark Sundrop'
Siskiyou Evening Primrose
Oenothera speciosa 'Siskiyou'
Tufted Evening Primrose
Oenothera caespitosa
Missouri Evening Primrose
Oenothera missouriensis
Evening Primrose Silver Blade
Oenothera macrocarpa 'Silver Blade'
Sundrops
Oenothera fruticosa 'Sundrops'
Sundrops
Oenothera fruticosa 'Fruhlingsgold'
Fireworks Sundrops
Oenothera fruticosa 'Fireworks'
Browse all 13 Oenothera varieties →
How to grow Oenothera
What the Oenothera varieties in our catalog actually agree on — drawn from the care records of the 13 most-grown of them, not from a generic template.
The Oenothera year
- DeadheadMay–August77% of varieties
Remove spent flowers to encourage continuous blooming
- DivideFebruary, March and September69% of varieties
Divide clumps every 3-4 years in early fall if vigor declines
- Spring CleanupFebruary69% of varieties
Cut back any dead or damaged foliage before new growth begins
- PruneAugust62% of varieties
Cut back spent stems after peak bloom to tidy the plant.
- PlantMarch, April, September and October54% of varieties
Plant transplants in spring or early fall in well-drained soil
Do
- Deadhead spent flowers to encourage more blooms
- Mulch to retain soil moisture
- Water deeply during dry spells 🌱
- Water during prolonged dry spells 🌱
- Use organic compost to enrich soil
Avoid
- Avoid overwatering to prevent root rot ❌
- Overwater, which can cause root rot ❌
- Don’t disturb roots during peak flowering
- Overwater to avoid root rot ❌
What goes wrong with Oenothera
| Problem | What you'll see | What to do |
|---|---|---|
| Aphids | Sticky residue on leaves | Spray with insecticidal soap |
| Spider mites | Fine webbing on foliage | Use neem oil or insecticidal soap |
| Root rot | Wilting despite watering | Improve soil drainage, reduce watering |
| Powdery mildew | White powder on leaves | Improve air circulation and apply sulfur-based fungicide |
| Powdery Mildew | White powdery coating on leaves | Improve air circulation and apply sulfur fungicide |
Making more Oenothera
Division
- Divide clumps in early spring or fall
- Replant divisions immediately in prepared soil
Seed
- Tuck seeds into moist soil in early spring, taking 2-3 weeks to germinate.
- Thin seedlings to prevent overcrowding after emergence.
Oenothera questions
How many types of Oenothera are there?
The Sow catalog tracks 13 distinct Oenothera varieties. The most popular — ranked by 727 real gardener saves — are shown first above.
What zones does Oenothera grow in?
Across its varieties, Oenothera 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 Oenothera bloom?
Most Oenothera varieties bloom in late spring to summer, mid-summer, early to mid-summer. Staggering early, mid, and late varieties extends the genus's season in one bed.
Which Oenothera 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.
Keep exploring
Design with Oenothera in your own yard
Snap a photo of your space and see these varieties planted in it — sized correctly, matched to your zone, with care reminders included.
