How to Grow Peppers
There are countless varieties of peppers, from sweet to hot, and whether you choose to grow peppers from seedlings or seeds, they can be planted in a backyard garden. Below is a guide to planting peppers, from choosing the right location and timing to planting and caring for the crop.
Best Time to Plant Peppers
- Indoors: Start planting pepper seeds indoors 8–10 weeks before the last spring frost.
- Outdoors: Plant outdoors 2–3 weeks after the last frost, once the soil temperature reaches at least 18°C. Peppers do not grow well in cold soil, so it’s important to wait for warmer weather.
Choosing the Right Location
- Light: Peppers need full sunlight for optimal growth.
- Soil: Plant peppers in moist, well-drained soil, ensuring it isn’t waterlogged. A sandy-loam or loamy-clay soil mix is preferred.
- Soil pH: Slightly acidic to neutral soil is ideal, with a pH between 5.5 and 7. Test the soil’s pH to ensure it meets these conditions.
Growing Peppers from Seeds
- Choose Seed Variety: Select your preferred type of pepper based on size, color, and taste. Options include:
- Sweet Peppers: Available in red, orange, yellow, and green, typically the size of a fist.
- Hot Peppers: Come in a wide range of shapes and heat levels.
- Prepare Seed Trays: Fill seed trays with moist starting soil.
- Plant Seeds:
- Use one seed per cell for fresh seeds; for older seeds, plant 2–3 seeds per cell.
- Plant seeds at a depth of 0.6–1 cm by gently pressing them into the soil.
- Cover Seeds: Lightly cover seeds with soil and ensure the surface is moist. Add water if needed.
- Maintain Warmth: Cover the tray with a clear plastic lid to retain warmth and moisture. Place the tray in a warm spot to speed up germination.
- Germination: Seeds usually sprout within 1–4 weeks. The first leaves (seed leaves) are narrow and pointed, followed by true leaves after about a week.
- Transplanting Outdoors:
- Acclimate seedlings by gradually exposing them to outdoor conditions for a few hours daily, increasing the duration over time.
- Fertilize seedlings during this period to strengthen them for outdoor planting.
- When seedlings reach a height of 20 cm, they are ready to be transplanted outdoors.
Planting Pepper Seedlings Outdoors
- Choose Healthy Seedlings: Select seedlings with straight, sturdy stems and 4–6 leaves. Avoid plants with flowers or fruits already developing.
- Prepare the Soil:
- Mix fertilizers into the soil to a depth of 20–25 cm.
- Remove rocks and break up large clumps of soil.
- Planting Steps:
- Dig holes 7–10 cm deep and 30–45 cm wide.
- Fill each hole with water before planting.
- Add a small amount of fertilizer (low in nitrogen, high in phosphorus) to each hole.
- Gently remove seedlings from trays or pots, keeping soil around the roots intact.
- Plant seedlings slightly deeper than their container depth, about 2.5 cm deeper.
- Backfill the hole with soil, leaving space around the plant to retain water.
- Water the plant immediately after planting.
- Support Plants: Use stakes or supports to prevent bending or breaking as the plants grow.
Caring for Pepper Plants
- Mulching: Add mulch to the soil to retain moisture and suppress weeds.
- Watering: Water deeply and frequently to keep the soil moist.
- Fertilizing: Feed plants weekly with liquid fertilizers high in potassium, such as tomato feed.