Inexpensive Organic Gardening in the Tropics: Homemade Pest Spray and Book Resources

Tropical island, limited budget, mail-order pesticides costly. Grow tomatoes, peppers, strawberries, herbs organically with DIY inputs.

Start: Compost Pile

• Foundation of fertility. Guide: compostguide.com.
• Tropical heat = fast decomposition.

Homemade Broad-Spectrum Pest Spray

• 1 small onion + 1 garlic bulb + 1 tsp cayenne pepper + 1 qt warm water.
• Blend, steep 1 hr, strain through cheesecloth.
• Add 1 tbsp liquid dish soap; mix.
• Store refrigerated ≤1 week.
• Spray on leaves (shake first). Wear gloves; avoid eyes/nose.

Recommended Books

1. The Organic Gardener's Handbook of Natural Insect and Disease Control (Rodale).
2. Lasagna Gardening by Patricia Lanza (Rodale/Organic Gardening publishers).

Tropical Tips

• Mulch heavily (straw, leaves) — conserves moisture, cools roots.
• Shade cloth for strawberries in peak heat.
• Drip irrigation — saves water, reduces foliar disease.
• Succession plant — year-round growing season.

Low cost, high knowledge = resilient tropical garden.