Spray them. then check your trich color. If they are less than 3 days from harvest begin misting them the next day with plain phd water. If they are more then three days from harvest spray them again in three days. You will have to control the spider mites sooner or later, I recommend sooner. You could have found the answer to this by reading posts about spider mites or pest problems in less time then it took you to post it 87 times. VV