Compare 10 greenhouse covers, from 6-mil polyethylene film to thick tarps and fitted PVC replacements, by size, material, and intended use.

Compare compact grow lights, bulbs and clip-on models by wattage, timers and controls to find a practical match for your indoor plants.

Compare 10 grow-room CO2 controllers by outlet control, sensor details, day-and-night features, and remote probes to find the right fit for your setup.