600s are effic...... im one year in on grwn---- finally cracked the code-- STRAIN~~/ LIGHT INTENSITY/ nutr----- if all are the best- you can do 20-24 oz dried cured donatable buds--- 2 month veg/ 10 wk flower from 12/12--- canna cogr/ sunmaster bulbs/canna nutr/ just started mycorizzhae sp? HAVE...