Description

Red Onion (Allium cepa) is a widely used bulb vegetable known for its vibrant red color, sweet taste, and strong flavor. It is popular in Pakistani kitchens for cooking, salads, and garnishing dishes.

This plant is mainly an outdoor vegetable, thriving in garden beds or kiyari, though it can also be grown in large pots. Red Onion requires full sunlight and well-drained fertile soil.

Red Onion is a winter crop, best sown in July–September in most regions, producing healthy bulbs during the cool season. With proper fertilization and care, it yields firm, deep-colored bulbs with excellent taste and storage life.

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📅 Sowing & Planting Season Table

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🌱 Germination + Growing + Transplanting

🌱 Germination / Bulb Preparation:

• Seeds germinate in 7–14 days

• Bulbs / seedlings can be transplanted at 10–15 cm height

• Keep soil moist during early growth

🌿 Growing:

• Plant Type: Vegetable (bulb)

• Outdoor plant; best for garden beds / kiyari (pots optional)

• Light: Full direct sunlight

• Regular watering; avoid waterlogging

• Prefers fertile, well-drained soil rich in organic matter

🌼 Transplanting:

• Transplant 10–15 cm apart

• Mulch to retain moisture and suppress weeds

• Fertilize for optimal bulb growth

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🌿 Fertilizer Guide (3 Stages – Specific Fertilizers)

1️⃣ Seedling Stage:

• 20-20-20 NPK, 1 g/L once after germination

2️⃣ Vegetative Growth:

• Urea (46-0-0), 1–2 g/L every 10–15 days

• Encourages leafy growth and strong bulb formation

3️⃣ Bulb Development & Maturation:

• 5-15-45 NPK + 0-0-51 potassium sulfate

• Optional: Epsom salt 0.5–1 g/L

• Apply every 10–15 days

• Enhances bulb size, color, and shelf life

💡 Tip: Stop heavy nitrogen applications 3–4 weeks before harvest to improve storage quality

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