Zone 10a planting calendar

What to plant in June: zone 10a

Zone 10a averages its last spring frost around January 30 and its first fall frost around December 25. Everything below is timed from those two dates, so it stays useful whether you're planting for summer or for a fall harvest.

These are zone-average dates. Check an area-level frost estimate from thirty years of nearby weather history and this calendar retimes itself.

Last frost: January 30

First frost: December 25

Winter lows: 30 to 35 °F

Zone 10a Almanac. What growers here actually recorded: sowing weeks, days to first pick, and yields.

A quiet month in zone 10a

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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