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Tray Inserts are plastic inserts that fit into the base tray, or can be used as a stand alone tray in the greenhouse Drainage holes disperse water evenly and prevent root rot! Perfectly fitted for 1020 seedling trays and humidity domes.
Grower Tip: Almost all seeds will germinate faster with supplemental heat, consider purchasing a heat mat (or place flats on top of a refrigerator) to gently warm the root zone.
|Dimensions||19.5 × 9.5 × 1.5 in|