Vegetables
Intermediate
Annual
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Blue Hubbard Squash
Cucurbita maxima
About Plant: Blue Hubbard Squash
A large blue-gray winter squash with dense sweet flesh and excellent storage potential when fully mature and cured.
Growing Profile
SunlightFull Sun
WaterRegular, deep watering
SoilRich, well-drained (6.0–6.8)
Spacing3–6 feet
Height18–30 inches vines 8–15 feet
Time to Harvest100-120
Planting Depth1 inch
Germination Time3–10 days in warm soil
Expert Growing Tips
Give vines room, protect pollinators, and allow winter squash skins to harden fully before curing and storage.