yeah alcohol will help ,, get some garlic , chop it up & put it in 1 cup of water , now get a few strong cigaretts , i use newports... about 2 of them ,, & break them open & put all the tobacco into ur garlic /water mix ,, now squirt in one or two drops of antibacterial dish soap... . then add about 1/8 cup of alcohol to that mix, let it sit for at least a few hours ,,, strain it out thru a coffee filter ... i didnt have a coffee filter so i just used a old white tee shirt pull it tight over a seperate cup & strain thru the shirt , or filter w/e u have ..... then put the strained mix into a sprayer bottle & mist nicly ur whole plant .. let it sit on plant for about 10 mins , then rinse off good with very cold water .... repeat every day or 2 until u rid the problem