Riverstone RSI Hydroponic Seed Trays helps add to the ease of growing plants from scratch. These commercial-grade polystyrene floating trays are designed to wick water to the new seedlings as needed, helping to keep the new plants perfectly hydrated with minimal attendance. The design and use is very simple, create a pool of water in which the trays can float, plant the seeds in tray, and watch them grow! This seed tray set has 242 pyramid-shaped cells which virtually eliminate transplant shock. The design of these hydroponic seed trays eliminates roots getting tangled or needing to be torn for removal and discourages the spreading of root pests or diseases.1 year limited warranty

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