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Can You Grow Rhubarb in Maryland?
US · USDA Zone 7a · zones 6a, 6b, 7a, 7b
Rhubarb thrives here — it is extremely cold-hardy and needs cold winters to perform well.
Plant zones
Maryland last frost
Maryland 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 Maryland
Maryland has a humid subtropical climate moderated by the Chesapeake Bay. Four distinct seasons with mild winters in most of the state. Long productive growing season.
Frequently asked questions
Can you grow Rhubarb in Maryland?
Rhubarb thrives here — it is extremely cold-hardy and needs cold winters to perform well.
What zone is Maryland?
Maryland spans USDA Zone 7a (6a, 6b, 7a, 7b).
When do you plant Rhubarb in Maryland?
See the planting guide for Rhubarb — timing depends on your exact frost date.