Zone 9b planting calendar
What to plant in June: zone 9b
A rule-of-thumb starting point for zone 9b: last spring frost around February 15, first fall frost around December 15. 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: February 15
Typical first frost: December 15
Winter lows: 25 to 30 °F
A quiet month in zone 9b
June 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 July.
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