Growing Guide: Zucchini

Growing Zucchini Summer Squash

If you’re more about the harvesting than the planting, try growing zucchini. This prolific summer squash offers high yields, nutritious fruits and gorgeous, edible flowers. The caveats? Be on the lookout for powdery mildew and zucchini-loving pests like squash bugs and squash vine borers.

Sowing Guide

When to sow indoors 3 – 4 weeks before last frost
When to sow outdoors When soil temperatures reach 70°F
Seed depth 1/2 – 1″
Germination soil temperature 75° – 95°F
Germination length 6 – 10 days
When to transplant 2 – 3 weeks after last frost
Varieties Patio Star (container cultivar!)Partenon (non-insect pollinating)Dunja (powdery mildew resistant)

Growing Guide

pH range 6.0 – 6.5
Soil temperature 65° – 75°F
Spacing 12 – 18″
Watering Heavy and even (not seeds; water seeds moderately)
Light Full sun
Nutrient requirements N = highP = moderateK = moderate
Fertilizer schedule Not necessary if soil is fertile; avoid over-fertilizing
When to harvest When fruit is 4 – 5 inches; harvest daily

Looking for more information and inspiration?
Check out these tips for growing zucchini.

Image thanks to Ayla87!


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