San Diego Planting Calendar. Below is a zone 8 planting calendar that demonstrates when to start crops for zone 8. Our free planting guide calculates the best dates for sowing seeds indoors and outdoors, and for transplanting.

San diego falls within usda hardiness zones 9b and 10a, which are characterized by mild winters and warm summers. The following planting calendar for san diego vegetable gardens will help you get the most out of your garden.