9x13x1 MERV 10 AC Furnace Filters 6 Pack featured Gives your plants a micro-climate

Gives your plants a micro-climate zone allowing you to grow crops that are not hardy in your planting zone

Suitable for organic growers

Tropicoco Fast Draining is a premium potting mix made from coconut coir and plenty of perlite

Convenient Application: Superthrive Grow is suitable for hydroponic systems

Drench application is favored for diseases affecting roots

9x13x1 MERV 10 AC Furnace Filters 6 Pack featured Gives your plants a micro-climateNordic Pure MERV 10 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies