Rhubarb

Use our zone-based planting guide to know when to plant rhubarb.

Plant name Zone Start seeds indoors Start seeds outdoors Plant seedlings/transplants outdoors Plant spacing # plants per person
Rhubarb 3a Not recommended Not recommended April 15-May 1 4-6 feet 2-3
Rhubarb 3b Not recommended Not recommended April 15-May 1 4-6 feet 2-3
Rhubarb 4a Not recommended Not recommended April 15-May 1 4-6 feet 2-3
Rhubarb 4b Not recommended Not recommended April 15-May 1 4-6 feet 2-3
Rhubarb 5a Not recommended Not recommended March 15-April 1 4-6 feet 2-3
Rhubarb 5b Not recommended Not recommended March 15-April 1 4-6 feet 2-3
Rhubarb 6a Not recommended Not recommended March 15-April 1 4-6 feet 2-3
Rhubarb 6b Not recommended Not recommended March 15-April 1 4-6 feet 2-3
Rhubarb 7a Not recommended Not recommended March 15-April 1 4-6 feet 2-3
Rhubarb 7b Not recommended Not recommended March 15-April 1 4-6 feet 2-3
Rhubarb 8a Not recommended Not recommended Not recommended Not recommended Not recommended
Rhubarb 8b Not recommended Not recommended Not recommended Not recommended Not recommended
Rhubarb 9a Not recommended Not recommended Not recommended Not recommended Not recommended
Rhubarb 9b Not recommended Not recommended Not recommended Not recommended Not recommended
Rhubarb 10a Not recommended Not recommended Not recommended Not recommended Not recommended
Rhubarb 10b Not recommended Not recommended Not recommended Not recommended Not recommended
Rhubarb 11a Not recommended Not recommended Not recommended Not recommended Not recommended
Rhubarb 11b Not recommended Not recommended Not recommended Not recommended Not recommended

* Perennial, but needs a hard freeze in winter. Grow from crowns that are direct sown, not seeds.