If you are looking for a way to increase the seed germination and plant coverage that you have within your hydroponic grow trays, you can try double seeding the hydroponic rockwool cubes in your grow system. While this can be a good way to decrease the number of grow spots in your system that do not have plants, one problem that occurs is when you have two or more plants sprout within the same grow cube. While most gardeners advise people to snip off the excess plants, I learned a way to save them. View this video where you can learn how to split out your duplicate seedlings to be able to plant them in another Netpot grow spot in your hydroponic trays.
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