Sowday
the garden guide
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Crop Guides
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March · Early spring
What to sow in March in San Diego
26 crops are in their window this month in San Diego.
Last frost
None
First frost
None
Frost-free days
All year
March averages
54°–67°F
°C
°F
Vegetables
21 in season
Amaranth Greens
Direct sow · pinch tips often for a steady flush of tender greens
All month
Bitter Melon
Start indoors · harvest young and green — riper fruit turns bitter
All month
Bush Beans
Direct sow · sow after soil warms; skip cold, wet spring soil
All month
Cucumbers
Direct sow · trellis vines to save space and straighten fruit
All month
Edamame
Direct sow · harvest pods while still bright green and plump
All month
Show 16 more vegetables →
Herbs
4 in season
Basil
Start indoors · loves heat, don't rush it outside before frost
All month
Cilantro
Direct sow · bolts fast in heat, sow small batches often
All month
Epazote
Direct sow · cut flower heads early or it self-seeds everywhere
All month
Fenugreek (Methi)
Direct sow · ready to cut in under a month; sow again for more
All month
Fruit
1 in season
Ground Cherries
Transplant seedlings · let ripe fruit drop; husks turn tan and papery
All month