How to Grow Zucchini: Growing Guide to Planting, Care & Harvest

Cucurbita pepo

Growing calendar

Typical timing for central Japan (Kanto region). Shift it for your own climate, and record your actual dates.

JanFebMarAprMayJunJulAugSepOctNovDec

Sow / plantHarvest

Start from what you can see on the plant.

179 zucchini varieties have their own page, with days to maturity, growth habit, traits and uses.

Browse by growth habit

Bacterial Wilt Powdery Mildew Late Blight Watermelon Mosaic Virus Cucumber Mosaic Virus Sclerotinia Rot Black Spot Southern Blight Zucchini Yellow Mosaic Anthracnose Gummy Stem Blight Fusarium Wilt of Cucurbits Damping-off Bacterial Soft Rot Root Rot Root-knot Nematode Gray Mold Bacterial Spot Leaf Spot Downy Mildew Ring RotChoanephora RotAlternaria RotFusarium Fruit RotPhomopsis Root RotMosaic DiseaseBacterial Fruit SpotPlant-parasitic NematodesWhite Leaf SpotFusarium Wilt and Damping-offPink RootCottony LeakBacterial RotBacterial Brown SpotAngular Leaf SpotStorage Fruit RotRhizopus Soft RotBacterial Soft RotYellow Leaf Curl DisorderAlternaria Black SpotBlack Dot Root Rot

Written byYasuGrowing vegetables and fruit in Chiba, Japan, and building Gadenin. Corrections are welcome. 15 years of growing.