Zone 11b planting calendar
What to plant in August: zone 11b
A rule-of-thumb starting point for zone 11b: last spring frost around January 1, first fall frost around December 31. Zones are set by winter lows, not frost dates, so two gardens in the same zone can be weeks apart. Measure your ZIP below for dates from your area's own 30-year record.
Typical last frost: January 1
Typical first frost: December 31
Winter lows: 45 to 50 °F
A quiet month in zone 11b
August is a rest-and-plan month here. Use it to order seed, test your soil, repair beds, and map next season's rotation, then jump ahead to September.
Turn this into your own calendar
Want this calendar emailed to you?
Get the full 12-month version for your ZIP area. Every sowing, transplant, and harvest window, with reminders you can add to your calendar.