Dark Green Fruits
Produces attractive green pumpkins with firm skin and a distinctive appearance.
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Japanese Green Pumpkin is a winter squash variety known for its dark green skin, dense golden-orange flesh, and rich, sweet flavor. It produces medium-sized fruits with a firm texture, making it suitable for home vegetable gardens and culinary use. The plants grow on trailing vines and perform best in warm conditions with full sunlight and fertile, well-drained soil.
Produces attractive green pumpkins with firm skin and a distinctive appearance.
Develops dense golden-orange flesh with a naturally sweet flavor suitable for cooking.
Grows on trailing vines that spread across garden beds and require adequate growing space.
Suitable for roasting, steaming, soups, baking, and other pumpkin-based dishes.
| Scientific Name | Cucurbita maxima (commonly used for Japanese kabocha types) |
| Common Name | Japanese Green Pumpkin; Green Kabocha Squash |
| Plant Family | Cucurbitaceae |
| Seed Type | Vegetable Seeds |
| Crop Type | Winter Squash |
| Fruit Color | Dark Green |
| Flesh Color | Golden Orange |
| Fruit Shape | Round to flattened, depending on variety |
| Growth Habit | Trailing Vine |
| Planting Season | Spring to early summer after frost danger has passed |
| Germination Time | Approximately 5–10 days under suitable conditions |
| Germination Temperature | Approximately 70–85°F (21–29°C) |
| Sunlight | Full Sun |
| Soil Requirements | Fertile, nutrient-rich, well-drained soil |
| Watering | Regular and consistent watering |
| Harvesting Time | Approximately 85–110 days, depending on variety and conditions |
| Plant Spacing | Approximately 3–5 feet between plants, with adequate vine space |
| Uses | Roasting, Soups, Steaming, Baking, and Cooking |
Enjoy growing Japanese Green Pumpkin for its attractive dark green fruits and rich orange flesh. With full sunlight, fertile soil, regular watering, and sufficient vine space, this winter squash can become a productive addition to your home vegetable garden.
Find helpful information about Japanese Green Pumpkin planting, fruit development, and harvesting.
Japanese Green Pumpkin is generally ready to harvest when the fruit develops its mature dark green color, the skin becomes firm, and the stem begins to dry. The rind should resist scratching with a fingernail. Harvest carefully with a short stem attached to help maintain fruit quality.
Japanese Green Pumpkin grows on spreading vines and needs adequate room for healthy development. Allow approximately 3–5 feet between plants, with additional space for vines to spread. Growing on a sturdy trellis may also be possible for suitable smaller-fruited varieties, with support for developing pumpkins.
Japanese Green Pumpkin varieties generally take around 85–110 days from planting to harvest, depending on the specific variety and growing conditions. Seeds commonly germinate within 5–10 days in warm soil. Full sunlight, fertile soil, and consistent moisture support healthy vine growth and fruit development.