When should I plant Rhubarb in Zone 9b?

Start Rhubarb seeds indoors around 30 gru.. Transplant outdoors after 10 lut.. Expect first harvest around 10 lut..

What is the last frost date for Zone 9b?

The average last spring frost date for Zone 9b is 10 mar.. The first fall frost averages 15 lis., giving a 250-day growing season.

Can I grow Rhubarb in Zone 9b?

Yes. Rhubarb needs 90 days to harvest. Zone 9b has a 250-day growing season, which is sufficient.

Uprawa Rhubarb w Strefie 9b

Zone 9b has warm winters and an extended growing season -- excellent for heat-loving crops like Rhubarb. Ostatni przymrozek: 10 mar.. Pierwszy przymrozek: 15 lis..

Planting Calendar

Indoor

Outdoor

Harvest

30 gru.15 lis.

Season: 10 mar. – 15 lis. (250 dni)

Strefa9b

Ostatni przymrozek10 mar.

Pierwszy przymrozek15 lis.

Sezon250 dni

Zbiory90 dni

SłońcePełne słońce

When to Plant Rhubarb in Zone 9b

Start Seeds Indoors: 30 gru.

Start Rhubarb seeds indoors around 30 gru. (10 tygodni przed ostatnim mrozem). Optimal germination temperature: 65F. Germinates in 7-21 days.

Transplant Outdoors: 10 lut.

Transplant Rhubarb seedlings outdoors after 10 lut.. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm odstęp). Harden off plants for a week before moving outside.

Harvest: 10 lut.

First harvest approximately 10 lut. (~365 dni from transplant). Continue harvesting until first frost (15 lis.). Rhubarb can overwinter in mild climates for continued harvest.

Rhubarb w Innych Strefach

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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