When should I plant Rhubarb in Zone 11b?

Start Rhubarb seeds indoors around Nob 6. Transplant outdoors after Dis 18. Expect first harvest around Dis 18.

What is the last frost date for Zone 11b?

The average last spring frost date for Zone 11b is Ene 15. The first fall frost averages Dis 31, giving a 350-day growing season.

Can I grow Rhubarb in Zone 11b?

Yes. Rhubarb needs 90 days to harvest. Zone 11b has a 350-day growing season, which is sufficient.

Growing Rhubarb in Zone 11b

Zone 11b has a year-round growing season. Rhubarb can be planted almost any time with proper planning. Huling frost: Ene 15. Unang frost: Dis 31.

Planting Calendar

Indoor

Outdoor

Harvest

Nob 6Dis 31

Season: Ene 15 – Dis 31 (350 araw)

Zone11b

Huling frostEne 15

Unang frostDis 31

Season350 araw

Ani90 araw

ArawBuong Araw

When to Plant Rhubarb in Zone 11b

Start Seeds Indoors: Nob 6

Start Rhubarb seeds indoors around Nob 6 (10 linggo bago ang huling hamog). Optimal germination temperature: 65F. Germinates in 7-21 days.

Transplant Outdoors: Dis 18

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

Harvest: Dis 18

First harvest approximately Dis 18 (~365 araw from transplant). Continue harvesting until first frost (Dis 31). 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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