Growing Zucchini in Zone 10B

Zucchini is one of the most productive garden plants — a few plants will feed a family all summer.

Zone 10B has a very long growing season with mild winters. Many crops can be grown nearly year-round with successive plantings.

Top Growing Tips

• One of the easiest warm-season crops to grow
• 2-3 plants are enough for most families
• Harvest at 6-8 inches for tender flesh and fewer seeds
• Hand-pollinate if fruit is rotting before maturing
• Succession plant every 3-4 weeks for continuous harvest

Companion Planting

Good companions: corn, beans, nasturtiums, radishes

Avoid planting near: potatoes, pumpkins (cross-pollination)

Harvest Timeline

45-55 days from seed

About Zone 10B

USDA Hardiness Zone 10B has an average last spring frost around Jan 15 and first fall frost around Dec 31. All planting dates above are calculated from these frost dates. Your specific location may vary — check with your local extension office for the most accurate dates.