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Identity & Botany
| Attribute | Value |
|---|---|
| Canonical name | Hubbard Squash |
| Scientific name | Cucurbita maxima |
| Family / Genus | Cucurbitaceae / — |
| Produce category | Cucurbit |
| Produce subcategory | Winter Squash |
| FSMA 204 covered? | No |
| PLU — conventional | 4760 |
| AGROVOC URI | c_3716 |
Source: GDF v2.1.1 s01_identity. External: FAO AGROVOC.
Varieties
Estimated commercial varieties: 25.
| Variety | Market share | Notes |
|---|---|---|
| Blue Hubbard | 28% | Large, teardrop-shaped squash with hard, bumpy, blue-gray skin. Sweet, dry, orange flesh. Excellent for baking, roasting, and pies. Known for its long storage life. |
| Green Hubbard | 22% | Large, dark green, often warted skin. Similar shape to Blue Hubbard. Sweet, moist, yellow-orange flesh. Good for baking, soups, and pies. A classic heirloom type. |
| Red Kuri | 10% | Small to medium, tear-drop or onion-shaped squash with bright orange-red skin. Sweet, nutty, smooth orange flesh. Popular for roasting, soups, and curries. Often marketed as a smaller, more manageable |
| Golden Hubbard | 9% | Smaller than Blue or Green, typically 5-8 lbs. Bright orange-red skin. Fine-grained, sweet, orange flesh. Good for smaller families and known for good storage. |
| Chicago Warted Hubbard | 7% | A distinct strain of Green Hubbard, characterized by its very pronounced warty, dark green skin. Large size, excellent flavor, and superior storage capabilities. |
| Baby Blue Hubbard | 6% | A smaller, more manageable version of the Blue Hubbard, typically 3-5 lbs. Blue-gray skin, sweet orange flesh. Ideal for single servings or smaller families, offering the classic Hubbard flavor in a c |
Source: GDF v2.1.1 s04_varieties.variety_summaries.
Post-Harvest Handling
Temperature
- Chilling injury threshold: 50°F.
- Freezing point: 30.5°F. Hard limit.
- Handling urgency: 1 / 5.
Ethylene
| Property | Value |
|---|---|
| Production class | very_low |
| Production rate (20°C) | 0.05 µL/kg·h typical (0.01–0.1) |
| Sensitivity class | low |
| Climacteric? | No |
Agent note: Store away from strong ethylene producers to maintain optimal quality over long storage periods.
Mixed-load compatibility
Compatible with most produce, avoid strong ethylene producers.
Operational flags
- Can be top-iced? No
- Light-sensitive? No
Source: GDF v2.1.1 s07_harvest_post_harvest.
Market Intelligence
Demand
Stable demand, with growing interest in specialty and heirloom winter squash varieties. Strong seasonal demand in fall and winter.
Elasticity
| Metric | Value |
|---|---|
| Price elasticity | -0.5 |
| Income elasticity | 0.2 |
| Organic premium elasticity | -1 |
Market share by variety
| Variety | Share |
|---|---|
| Blue Hubbard | 40% |
| Golden Hubbard | 25% |
| Green Hubbard | 20% |
| Red Kuri (Uchiki Kuri) | 15% |
Pack sizes
- 35-40 lb cartons
- 2000 lb bins
Source: GDF v2.1.1 s09_market_intelligence.
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