When should I plant Ruohosipuli in Zone 5a?

Start Ruohosipuli seeds indoors around Mar 3. Transplant outdoors after Apr 14. Expect first harvest around Jun 13.

What is the last frost date for Zone 5a?

The average last spring frost date for Zone 5a is Apr 28. The first fall frost averages Oct 8, giving a 163-day growing season.

Can I grow Ruohosipuli in Zone 5a?

Yes. Ruohosipuli needs 60 days to harvest. Zone 5a has a 163-day growing season, which is sufficient.

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🌱 Growing Ruohosipuli in Zone 5a

Zone 5a has cold winters and a moderate growing season. Timing is key for Ruohosipuli in this zone. Viimeinen halla: Apr 28. Ensimmäinen halla: Oct 8.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 3Oct 8

Season: Apr 28 – Oct 8 (163 päivää)

Vyöhyke5a

Viimeinen hallaApr 28

Ensimmäinen hallaOct 8

Kausi163 päivää

Sato60 päivää

AurinkoTäysi Aurinko

When to Plant Ruohosipuli in Zone 5a

Start Seeds Indoors: Mar 3

Start Ruohosipuli seeds indoors around Mar 3 (8 viikkoa ennen viimeistä hallaa). Optimal germination temperature: 65F. Germinates in 7-14 days.

Transplant Outdoors: Apr 14

Transplant Ruohosipuli seedlings outdoors after Apr 14. Wait until soil temperature reaches 45F. Space plants at 16/m² (8cm välein). Harden off plants for a week before moving outside.

Harvest: Jun 13

First harvest approximately Jun 13 (~60 päivää from transplant). Continue harvesting until first frost (Oct 8). Ruohosipuli can overwinter in mild climates for continued harvest.

Kumppaniviljely

✅ Porkkanat✅ Tomaatit✅ Grapes✅ Ruusut

❌ Pavut❌ Herneet

Ruohosipuli in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

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