When should I plant Rhubarb in Zone 7b?

Start Rhubarb seeds indoors around 1月30日. Transplant outdoors after 3月13日. Expect first harvest around 3月13日.

What is the last frost date for Zone 7b?

The average last spring frost date for Zone 7b is 4月10日. The first fall frost averages 11月7日, giving a 211-day growing season.

Can I grow Rhubarb in Zone 7b?

Yes. Rhubarb needs 90 days to harvest. Zone 7b has a 211-day growing season, which is sufficient.

种植 Rhubarb 区域 7b

Zone 7b has mild winters and a long growing season -- good conditions for Rhubarb. 末次霜冻: 4月10日. 初次霜冻: 11月7日.

Planting Calendar

Indoor

Outdoor

Harvest

1月30日11月7日

Season: 4月10日 – 11月7日 (211 天)

区域7b

末次霜冻4月10日

初次霜冻11月7日

生长季211 天

收获90 天

日照全日照

When to Plant Rhubarb in Zone 7b

Start Seeds Indoors: 1月30日

Start Rhubarb seeds indoors around 1月30日 (10 周(最后霜冻前)). Optimal germination temperature: 65F. Germinates in 7-21 days.

Transplant Outdoors: 3月13日

Transplant Rhubarb seedlings outdoors after 3月13日. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm 间距). Harden off plants for a week before moving outside.

Harvest: 3月13日

First harvest approximately 3月13日 (~365 天 from transplant). Continue harvesting until first frost (11月7日). Rhubarb can overwinter in mild climates for continued harvest.

Rhubarb 其他区域

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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