Start indoors
No supported crops start indoors in October for ZIP 98101.
Month planting calendar
What to plant in October in Seattle (98101)
In Seattle, ZIP 98101, zone 9a, here is what you can start indoors, transplant, or direct-sow in October, and what to wait on until later.
Source: seattle-tacoma frost station, USDA zone 9a, last updated 2026-06-28. Verify locally before planting high-value crops because microclimates, current weather, and yard exposure can move the safe date.
Transplant
No supported crops transplant in October for ZIP 98101.
Direct-sow
No supported crops direct-sow in October for ZIP 98101.