GrowZone

Seed-start answer

Cilantro is usually direct-sown around Feb 1

This uses ZIP 85701, the Tucson frost station, and the Feb 15 last-frost estimate.

Seed starting schedule

Cilantro dates for Tucson, AZ

StepDateHow to use it
Direct SowFebruary 1, 2026Sow seed outside when the crop and soil can handle the window.