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Four Seedling Trays - providing both auto-watering capability and aeration in one great tray
Ascorbic Acid 2
Humidity Control That Adapts & Responds To Its Environment
CO2 and light
Growers Choice DE 600W MH 4K grow-light-bulbs Four Seedling Trays - providingThe Grower's Choice 4K bulb is a slightly warmer metal halide, making it suitable for both flowering and vegetative growth. Growers get the most use out of this style of bulb towards the end of the vegetative stage. Outputs UV spectra for enhanced resin production 5% degradation rate at 10,000 hours High quality quartz glass for consistent spectral output and PAR production Designed to prolong bulb life and preserve light quality