When to plant cauliflower in Riverside
Common questions
When will cauliflower be ready to harvest in Riverside?
Expect to harvest from around early April (Apr 3–Apr 28) in Riverside, based on its local frost dates. Confidence 70%.
When should I start cauliflower seeds indoors in Riverside?
Start seeds indoors around early January (Jan 5–Jan 26) in Riverside, based on its local frost dates. Confidence 74%.
When can I transplant cauliflower outdoors in Riverside?
Transplant outdoors around early February (Feb 2–Feb 23) in Riverside, based on its local frost dates. Confidence 78%.
Can I plant cauliflower in autumn in Riverside?
Yes — Riverside supports a second, autumn sowing of cauliflower around early August (Aug 8–Aug 22), timed to mature before the first fall frost.
How long is the growing season in Riverside?
Riverside has roughly 293 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 Riverside's frost dates.