When to plant cauliflower in Tucson
Common questions
When will cauliflower be ready to harvest in Tucson?
Expect to harvest from around late February (Feb 24–Mar 21) in Tucson, based on its local frost dates. Confidence 75%.
When should I start cauliflower seeds indoors in Tucson?
Start seeds indoors around mid January (Jan 16–Feb 6) in Tucson, based on its local frost dates. Confidence 79%.
When can I transplant cauliflower outdoors in Tucson?
Transplant outdoors around late December (Dec 26–Jan 16) in Tucson, based on its local frost dates. Confidence 81%.
Can I plant cauliflower in autumn in Tucson?
Yes — Tucson supports a second, autumn sowing of cauliflower around late July (Jul 30–Aug 13), timed to mature before the first fall frost.
How long is the growing season in Tucson?
Tucson has roughly 278 frost-free days, which is enough time to grow cauliflower to maturity outdoors.
Sow cauliflower as soon as the soil is workable — it tolerates cool weather and light frost. Every date on this page is derived from that rule and Tucson's frost dates.