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Can You Grow Rosemary in Montana?
US · USDA Zone 4b · zones 3a, 3b, 4a, 4b, 5a, 5b
Rosemary is a tender perennial that will not survive your winters outdoors — grow in a container and bring it inside.
Plant zones
Montana last frost
Montana first frost
Days to harvest
About Rosemary
Rosemary is a Mediterranean herb that thrives in poor well-drained soil and full sun once established.
Plant in the sunniest most well-drained spot. Excellent in containers — bring indoors in winter in cold zones. Drought-tolerant once established. Avoid overwatering.
Gardening in Montana
Montana has a semi-arid continental climate with cold winters and warm summers. Most of the state is Zone 4-5; protected valleys are Zone 5-6. Short but intense growing seasons.
Frequently asked questions
Can you grow Rosemary in Montana?
Rosemary is a tender perennial that will not survive your winters outdoors — grow in a container and bring it inside.
What zone is Montana?
Montana spans USDA Zone 4b (3a, 3b, 4a, 4b, 5a, 5b).
When do you plant Rosemaries in Montana?
See the planting guide for Rosemary — timing depends on your exact frost date.