Can You Grow Rhubarb in Ohio?
US · USDA Zone 5b · zones 5a, 5b, 6a
Rhubarb thrives here — it is extremely cold-hardy and needs cold winters to perform well.
Plant zones
Ohio last frost
Ohio first frost
Days to harvest
About Rhubarb
Rhubarb is extremely cold-hardy and productive — plant once and harvest stalks every spring for decades.
Plant crowns in spring. Never harvest the first year. Never eat the leaves — they are toxic. Mulch crowns in autumn. Divide every 5-7 years. Rhubarb actually improves after cold winters.
Gardening in Ohio
Ohio has a humid continental climate. Northern Ohio near Lake Erie is Zone 6a; inland areas are Zone 5b. Four seasons with a productive 6-month growing window.
Frequently asked questions
Can you grow Rhubarb in Ohio?
Rhubarb thrives here — it is extremely cold-hardy and needs cold winters to perform well.
What zone is Ohio?
Ohio spans USDA Zone 5b (5a, 5b, 6a).
When do you plant Rhubarb in Ohio?
See the planting guide for Rhubarb — timing depends on your exact frost date.