When should I plant Rhubarb in Zone 6b?

Start Rhubarb seeds indoors around Peb 4. Transplant outdoors after Mar 18. Expect first harvest around Mar 18.

What is the last frost date for Zone 6b?

The average last spring frost date for Zone 6b is Abr 15. The first fall frost averages Okt 22, giving a 190-day growing season.

Can I grow Rhubarb in Zone 6b?

Yes. Rhubarb needs 90 days to harvest. Zone 6b has a 190-day growing season, which is sufficient.

Growing Rhubarb in Zone 6b

Zone 6b has mild winters and a long growing season -- good conditions for Rhubarb. Huling frost: Abr 15. Unang frost: Okt 22.

Planting Calendar

Indoor

Outdoor

Harvest

Peb 4Okt 22

Season: Abr 15 – Okt 22 (190 araw)

Zone6b

Huling frostAbr 15

Unang frostOkt 22

Season190 araw

Ani90 araw

ArawBuong Araw

When to Plant Rhubarb in Zone 6b

Start Seeds Indoors: Peb 4

Start Rhubarb seeds indoors around Peb 4 (10 linggo bago ang huling hamog). Optimal germination temperature: 65F. Germinates in 7-21 days.

Transplant Outdoors: Mar 18

Transplant Rhubarb seedlings outdoors after Mar 18. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm pagitan). Harden off plants for a week before moving outside.

Harvest: Mar 18

First harvest approximately Mar 18 (~365 araw from transplant). Continue harvesting until first frost (Okt 22). 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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