This hydroponic grow sponge kit bundles 30 starter sponges with 30 light-blocking covers and a two-part A+B plant food. The sponges give seeds and cuttings a moist, airy medium to root into, while the opaque covers shield the moist surface from light to help limit algae growth around newly planted pods.
The kit is intended for use with AeroGarden units and select hydroponic systems that accept standard grow sponges. Because the set includes covers and nutrient components alongside the sponges, it covers the early stages of a planting cycle in one package, from inserting a seed or cutting to feeding the young plant as roots reach the reservoir.
Each sponge is a single-use growing medium, so the 30-count supply suits successive sowings or a garden with several pods running at once. Pair the sponges with the included covers and A+B plant food, and follow the system maker's guidance for nutrient dosing and pod spacing to keep the setup consistent.
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