Medium Heat
Produces flavorful peppers with moderate heat, commonly used in fresh dishes, sauces, and cooking.
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Jalapeno Pepper (Capsicum annuum) is a popular hot pepper variety known for its medium heat, thick green fruits, and crisp flavor. The peppers are commonly harvested green or allowed to ripen red. Jalapeno plants grow well in warm weather, sunny gardens, and containers with fertile, well-drained soil.
Produces flavorful peppers with moderate heat, commonly used in fresh dishes, sauces, and cooking.
Develops firm, fleshy peppers with a crisp texture suitable for fresh use and stuffing.
Peppers are commonly harvested green or left on the plant to mature into red fruits.
Compact plants can grow in suitable containers with adequate sunlight, drainage, and regular care.
| Scientific Name | Capsicum annuum |
| Common Name | Jalapeno Pepper; Jalapeño |
| Plant Family | Solanaceae |
| Seed Type | Vegetable Seeds |
| Plant Type | Warm-Season Annual |
| Fruit Color | Green, turning red when fully ripe |
| Fruit Shape | Elongated, cylindrical, and slightly tapered |
| Fruit Length | Approximately 2–4 inches, depending on variety |
| Heat Level | Approximately 2,500–8,000 Scoville Heat Units (SHU) |
| Growth Habit | Upright, bushy plant |
| USDA Hardiness Zones | Generally grown as an annual; perennial in frost-free climates |
| Planting Season | Spring after frost risk or when temperatures are suitable |
| Germination Time | Approximately 7–14 days under suitable conditions |
| Germination Temperature | Approximately 75–85°F (24–29°C) |
| Sunlight | Full sun, approximately 6–8 hours daily |
| Soil Requirements | Fertile, well-drained soil rich in organic matter |
| Watering | Regular watering; avoid waterlogged soil |
| Plant Spacing | Approximately 18–24 inches |
| Uses | Fresh Cooking, Salsa, Pickling, Stuffing, and Sauces |
Add Jalapeno peppers to your vegetable garden for a flavorful harvest of medium-hot peppers. With warm temperatures, full sunlight, fertile soil, and regular watering, these productive plants can provide fresh green and red peppers for your kitchen.
Find helpful answers about Jalapeno pepper heat, fruit ripening, and growing these popular hot peppers from seeds.
Jalapeno peppers typically measure approximately 2,500–8,000 Scoville Heat Units (SHU). Their heat level varies depending on the variety, growing conditions, and fruit maturity. They are generally considered moderately hot compared with many other chili pepper varieties.
Jalapeno peppers naturally turn red as they fully ripen on the plant. Green Jalapenos are harvested before complete maturity, while red peppers have been allowed to ripen longer. Red Jalapenos are generally sweeter and may have a different flavor profile than green fruits.
A healthy Jalapeno plant can produce approximately 25–35 peppers or more during a growing season, depending on the variety, climate, sunlight, soil fertility, and care. Regular harvesting and consistent watering can help support continued fruit production.