neem oil will only make your leaves real shiny,i use it all the time ,,(outdoor only)neem oil is pressed from the seeds of the indian neem tree,neem oil has been used for centuries by the people in india,it is an expert foliar plant spray only,,it is used after you spray for infestions,,look at my pics ,all neem oiled,as for infestions,use g-natural in soil 5 wks before hand,,my experience and opinion,,neem oil is great if you want your plants to look healthy,looks can be decieving,,spray g-natural,,100 dollars for 2 gal,very $$$,,pyrthiam and attain works the best,,mrjoshua said:how effective is neem oil against spider mites. should i start spraying from the get go. i previously lost a batch of sour queen and bog's lifesaver to spider mites, ripped it up cleaned up and vegged the clones should i have started spraying those from day one?