Green Striped Cushaw

Cushaw Squash

Zone 6b Save Garden

Botanical illustration of Green Striped Cushaw

🌱 95d to harvest Vine

Fragrant, sweet-squash flavor meets a dramatic, striped beauty in Green Striped Cushaw—its pale green skin is banded with darker …

Crop Dates

Milestone	Date
Start Indoors	May 23rd
Last Frost	Apr 25th
Transplant / Sow Outdoors	Jun 6th
Harvest Begins	Sep 9th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	95
Sun Requirements	Full Sun
Growth Habit	Vine
Support Needed	Trellis
Planting Depth	Normal
Germination Temp (°F)	75
Min Soil Temp (°F)	65
Min Night Temp (°F)	55
Harden Off (days)	12

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Frequently Asked Questions

What pest or disease is most likely to hit Cucurbita argyrosperma (green striped cushaw), and how can I manage it at home?

Cucurbita argyrosperma commonly suffers from powdery mildew during warm, dry spells, which shows up as a white, dusty coating on leaves and can reduce fruit size by mid-season. Start by watering at the soil line (not the foliage) and spacing plants well so leaves dry quickly. If it appears, remove heavily infected leaves and spray a labeled sulfur or potassium bicarbonate product early, repeating per label intervals.

How often should I water green striped cushaw during the main growing phase to keep vines productive?

During flowering and fruit set, keep soil evenly moist but not soggy—typically about 1–2 inches of water per week, adjusting for heat and rainfall. Water deeply so the moisture reaches the root zone, then let the top few centimeters of soil dry slightly before the next watering to prevent crown rot. Mulch helps stabilize moisture so you don’t get large swings that can stunt growth.

How do I tell when green striped cushaw (Cucurbita argyrosperma) is ready to harvest?

Harvest at about 95 days when the rind has fully hardened and resists punctures from a fingernail. The fruit should have developed its mature green striping and the vines begin to yellow, while the stem at the fruit’s attachment looks dry and corky. Cut the fruit with a bit of stem (don’t tug), and cure it in a warm, dry place for better storage.

Fragrant, sweet-squash flavor meets a dramatic, striped beauty in Green Striped Cushaw—its pale green skin is banded with darker stripes and develops a firm, custardy flesh when fully matured. The texture is dense yet velvety, ideal for slow-roasted comfort and spoonable purées, and it also shines in hearty sauces and savory preserves. Grow this vigorous, sprawling squash for a long-season harvest that brings both striking garden presence and richly satisfying results to the table.

Sowing Tips

Transplant Conditions

Wait until soil reaches 65°F and nights stay above 55°F before moving outdoors. Harden off for 12 days first.

Direct Sow Preferred

Sensitive roots — does not transplant well. If starting indoors, use biodegradable pots and disturb roots as little as possible when moving outdoors.

Expert Note

Direct-sow or transplant only after soil is reliably warm and nights stay mild, minimizing root disturbance with deep, well-watered planting holes.