rice hulls

So guys I just started a grow in my 10x10 grow room. I have a 120btu AC running. A SF4000 light partitioned in to a corner of 8x5. I have a small humidifier running and the oscillating fan I have also acts as a humidifier as well. But I still run in to the trouble of room getting too dry and...

hello! the other day, for the first time I bought rice hulls and mixed them with vermiculite and light mix in a pot. the seedling is doing ok, but I have observed many gnats flying over the pot, "walking" on the substrate and so on. what should I do? should I transplant the young seedling to a...