set up space 3ft by 4ft 7ft tall 400 w lights 2 fans to let heat out up the top 6 inch round hole to let air in 1 normal fan pointed at lights the soil mix is john innes growing compost and vermiculite 50 50 in little 6 inch paper pots 18 to 20 inches away from lights watered twice aday slightly waters left for 24 hours ph is 5,8 ive have bought some canna start i was wandering would be a good idea to start giving it some plants are about 2 inches tall the second lot of leaves are about a quater long i thought they would be a bit bigger by now ten weeks old first time grower cheers lee