Garden coverage is essential for protecting your plants from harsh sun, unexpected frost, and hungry pests. Whether you're a seasoned gardener or just starting, understanding the different types of covers and how to use them can make or break your harvest. In this guide, we'll walk you through the best options, installation steps, and mistakes to avoid.
Types of Garden Coverage: Which One Is Right for You?
There are several types of garden covers, each designed for a specific purpose. Shade cloth reduces sunlight intensity, perfect for leafy greens in hot summers. Frost blankets (also called row covers) trap heat and protect against freezing temperatures. Insect netting keeps bugs out while allowing air and light through. Plastic sheeting is used for heavy-duty protection but can overheat plants if not ventilated. Choose based on your primary concern: temperature, pests, or light control.
How to Select the Right Shade Cloth Percentage
Shade cloth comes in different densities, usually 30% to 90%. For vegetables like lettuce and spinach, use 30-50% shade. For flowers and seedlings, 40-60% works well. Avoid using too high a percentage (like 80-90%) for most plants, as it can stunt growth. Measure your garden area and buy a cloth that extends at least 6 inches beyond the edges to secure it properly. Use grommets or clips to attach it to a frame or stakes.
Step-by-Step Guide to Installing Frost Protection
When a frost warning hits, act fast. First, water your plants in the afternoon; moist soil holds heat better. Then, drape a frost blanket directly over the plants, ensuring it touches the ground to trap warmth. Use rocks or soil to weigh down the edges. For taller plants, create a hoop structure using PVC pipes or wire. Remove the cover in the morning when temperatures rise above freezing. Never use plastic directly on leaves—it can cause freeze damage.
Common Mistakes to Avoid with Garden Covers
One big mistake is leaving covers on too long. Plants need sunlight and airflow; keeping them covered for days can lead to mold or weak growth. Another error is using the wrong material—for example, black plastic in summer can cook your plants. Also, don't forget to secure covers properly; wind can blow them off and damage plants. Finally, avoid covering plants that don't need it, like heat-loving tomatoes in summer.
Real Buying Advice: What to Look For
When shopping, check the material's UV resistance—covers that aren't UV-stabilized may degrade quickly. Look for breathable fabrics for frost and pest covers to prevent overheating. For shade cloth, choose a woven fabric that allows some air movement. Read reviews from gardeners in your climate zone. Avoid cheap, thin covers that tear easily. Invest in reusable options; many frost blankets can last 3-5 years if stored properly.
Frequently Asked Questions
Can I use old bedsheets as garden covers? Yes, in a pinch, but they may not provide enough insulation or light filtration. Better to use purpose-made fabrics.
How do I clean garden covers? Most can be hosed off and air-dried. Avoid bleach, which can damage UV protection.
Do I need to remove covers during rain? For frost blankets and insect netting, rain can pass through. But plastic covers should be removed or ventilated to prevent water buildup.
What's the best coverage for seedlings? Use a lightweight row cover (like floating row cover) that allows 70-80% light transmission while protecting from wind and pests.
Final Tips for Successful Garden Coverage
Start with a clear goal: what are you protecting against? Measure your garden beds accurately before buying. Rotate covers based on season—use shade cloth in summer, frost blankets in winter. Always monitor weather forecasts and act early. With the right coverage, you'll extend your growing season and enjoy healthier plants. Remember: less is often more. Don't over-cover; give plants room to breathe.