sorry i wasnt to specific i have 10 plants about 18 inches tall.about 3 months old(maybe less) seem to be going rather well. 2 have one node, 4 have 2 nodes, and 3 have 3 nodes.i am using 2-4 foot fixtures with florescent bulbs 2 plant and aquarium and 2 cool. tempeture stays pretty warm in my...