Orange Hokkaido

Squash

90d to harvest

Sink your spoon into the sunlit sweetness of Orange Hokkaido—an heirloom-style Kuri squash with a vivid orange shell and a velvety, fine-grained interior that turns silky when roasted. The flesh is rich and aromatic, offering a comforting sweetness and a tender bite that shines in autumn mashes and smooth purees, as well as hearty baked dishes. Grow it for a long, satisfying season: sturdy vines, reliable set, and fruit that stores beautifully for weeks of golden harvest.

Crop Dates

Milestone	Date
Start Indoors	Feb 20th
Last Frost	Mar 6th
Transplant / Sow Outdoors	Mar 6th
Harvest Begins	Jun 4th
Harvest Ends	Nov 26th

Crop Details

Trait	Value
Days to Maturity	90
Sun Requirements	Full Sun
Growth Habit	Vine
Support Needed	Trellis
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	65
Min Night Temp (°F)	55
Harden Off (days)	10

Frequently Asked Questions

What pest or disease most commonly affects Cucurbita maxima (Orange Hokkaido), and how can I control it?

Look for powdery mildew on leaves as the vines age; it often shows as a white dusting and can reduce fruit size. Improve airflow by spacing plants well and removing only heavily diseased leaves, then start treating early with a labeled fungicide for squash/powdery mildew. Also avoid wetting foliage when watering—use a soaker hose or water at the soil line.

How often should I water Orange Hokkaido (Cucurbita maxima) during the main growing phase?

During vine growth and until the fruits are well formed, water deeply about 1–2 times per week so the soil moisture reaches several inches down. Let the top 1–2 inches of soil dry slightly between waterings to prevent stress and reduce disease pressure, especially once leaves begin to canopy. When fruits are sizing, keep moisture steady—irregular watering can lead to poor development and sunken or misshapen squash.

How do I know when Orange Hokkaido (Cucurbita maxima) is ready to harvest?

Harvest at about 90 days when the rind is hard enough that you can’t easily puncture it with a fingernail and the stem starts to dry and turn corky. The squash should have a deep, even orange color and the fruit should feel heavy for its size. Cut the fruit from the vine with a short stem (don’t pull), then cure in a warm, dry place for about 7–10 days before storing.