Long Slender Cucumbers
Produces elongated, dark green cucumbers with smooth or slightly ridged skin, depending on the variety.
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Japanese Cucumber is a popular vegetable variety known for its long, slender, dark green fruits, crisp texture, and mild, refreshing flavor. These cucumbers are commonly used in fresh salads, sandwiches, sushi, and pickling. The plants grow well in warm weather with full sunlight, fertile soil, and consistent moisture.
Produces elongated, dark green cucumbers with smooth or slightly ridged skin, depending on the variety.
Known for its crisp flesh, mild flavor, and refreshing taste, making it suitable for fresh eating.
Develops climbing vines that benefit from trellises and suitable garden support.
Suitable for salads, sushi, sandwiches, fresh snacks, and homemade pickles.
| Scientific Name | Cucumis sativus |
| Common Name | Japanese Cucumber; Japanese Long Cucumber |
| Plant Family | Cucurbitaceae |
| Seed Type | Vegetable Seeds |
| Plant Type | Annual Vegetable |
| Fruit Color | Dark Green |
| Fruit Shape | Long, Slender, and Cylindrical |
| Fruit Length | Varies by variety, commonly around 8–12 inches |
| Growth Habit | Vining and Climbing |
| USDA Hardiness Zones | Grown as an annual in most climates; suitable growing season varies by region |
| Planting Season | Spring to summer after the soil has warmed |
| Germination Time | Approximately 5–10 days under suitable conditions |
| Germination Temperature | Approximately 70–85°F (21–29°C) |
| Sunlight | Full Sun |
| Soil Requirements | Fertile, loose, well-drained soil rich in organic matter |
| Watering | Regular and consistent moisture |
| Plant Spacing | Approximately 12–18 inches, depending on growing method |
| Harvest Time | Approximately 50–65 days from sowing, depending on variety and conditions |
| Uses | Salads, Sushi, Sandwiches, Fresh Eating, and Pickling |
Add Japanese Cucumber Seeds to your vegetable garden and enjoy growing long, slender cucumbers with a crisp texture and refreshing flavor. With full sunlight, fertile soil, consistent watering, and proper vine support, these plants can provide a rewarding home gardening harvest.
Find helpful information about Japanese Cucumber growing, fruit development, and harvesting.
Japanese cucumbers generally begin producing harvestable fruits approximately 50–65 days after sowing, depending on the variety and growing conditions. Seeds commonly germinate within 5–10 days in warm, moist soil. Provide full sunlight, regular watering, and fertile soil for healthy plant development.
Japanese cucumber plants have a vining growth habit and benefit from trellises or other climbing supports. Growing them vertically helps improve air circulation, keeps fruits off the ground, and makes harvesting easier. Choose a sturdy support that can hold the weight of growing vines and cucumbers.
Bitter or misshapen cucumbers can develop because of inconsistent watering, heat stress, poor pollination, or other growing conditions. Maintain even soil moisture, provide adequate sunlight, and harvest fruits regularly at the recommended size. Choosing a suitable variety for your climate can also support better fruit quality.