Nasturtium
Flower · warm season
When to plant
- Sow seeds outdoors about 1 week after your average last spring frost.
- Ready to harvest about 55 days after planting.
Trap crop for aphids. Leaves and flowers are edible.
Frost dates depend on where you live. Enter your ZIP code to get exact dates.
Dates by zone: 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b
Growing basics
- Sun
- Part sun (4–6 hours)
- Spacing
- 10–12 in
- Soil temperature
- At least 55°F
- Time to harvest
- About 55 days
- Containers
- At least 1 gallons
- Plant family
- Other
- Harvest per plant
- About 0.3 lb
- Seeds keep
- About 5 years
Companions
Good neighbors: Cucumber, Winter squash, Zucchini / Summer squash, Broccoli
Keep apart: Horseradish. Horseradish spreads aggressively. Give it its own spot.
Keep apart: Mint. Mint spreads aggressively into neighbors. Keep it in a pot.
Keep apart: Fennel (bulb). Fennel slows the growth of most garden plants. Grow it on its own.
Keep apart: Sunchoke (Jerusalem artichoke). Sunchokes spread aggressively and shade neighbors.
Grow it well
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