When should I plant Rhubarb in Zone 13a?

Start Rhubarb seeds indoors around 23 Th10. Transplant outdoors after 4 Th12. Expect first harvest around 4 Th12.

What is the last frost date for Zone 13a?

The average last spring frost date for Zone 13a is 1 Th1. The first fall frost averages 31 Th12, giving a 364-day growing season.

Can I grow Rhubarb in Zone 13a?

Yes. Rhubarb needs 90 days to harvest. Zone 13a has a 364-day growing season, which is sufficient.

Growing Rhubarb in Zone 13a

Zone 13a has a year-round growing season. Rhubarb can be planted almost any time with proper planning. Sương giá cuối: 1 Th1. Sương giá đầu: 31 Th12.

Planting Calendar

Indoor

Outdoor

Harvest

23 Th1031 Th12

Season: 1 Th1 – 31 Th12 (364 ngày)

Vùng13a

Sương giá cuối1 Th1

Sương giá đầu31 Th12

Mùa vụ364 ngày

Thu hoạch90 ngày

Ánh sángNắng hoàn toàn

When to Plant Rhubarb in Zone 13a

Start Seeds Indoors: 23 Th10

Start Rhubarb seeds indoors around 23 Th10 (10 tuần trước sương giá cuối). Optimal germination temperature: 65F. Germinates in 7-21 days.

Transplant Outdoors: 4 Th12

Transplant Rhubarb seedlings outdoors after 4 Th12. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm khoảng cách). Harden off plants for a week before moving outside.

Harvest: 4 Th12

First harvest approximately 4 Th12 (~365 ngày from transplant). Continue harvesting until first frost (31 Th12). Rhubarb can overwinter in mild climates for continued harvest.

Rhubarb 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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