Plant Tomatoes in Zone 9b
Seed-starting, transplant & harvest dates for USDA Zone 9b
Start indoors
Dec 28
Transplant
Mar 1
Harvest (~75d)
May 15
In Zone 9b, the average last spring frost is around February. Tomatoes is a tender crop, so give it a head start indoors about 7 weeks before that, then move it out after frost danger passes.
Last spring frost
Feb 15
First fall frost
Dec 10
Growing season
298 days
Full Tomatoes grow guide → · All crops for Zone 9b →
Frequently asked questions
When should I start tomatoes in Zone 9b?
Start tomatoes seeds indoors around Dec 28 (Zone 9b).
Can I direct sow tomatoes in Zone 9b?
Tomatoes is best started indoors and transplanted in Zone 9b rather than direct sown.