Fruit Flies? On my plants

eyecandi

Well-Known Member
shrubs nailed it. they are a PAIN to truly get rid of unless you only have a few plants. to disrupt the lifecycle further, keeping the top 1" completely dry is needed, but that is hard to do, so sand can help as stated. predatory nematodes can help as well (but the azamax will kill them too). there are also threads on using mosquito dunks (from home depot). but really, they are more of a pain in the ass then anything for the most part. keep the population down and in check, but don't worry a whole lot if they aren't eliminated.

I'm glad you made friends with the spider, they can be helpful in a garden. no, they are not herbivores, just carnivores.


lighting - you can keep adding flourescents if it suits your budget. there are many successful grows using em and I'd recommend it for someone learning on a budget before diving into bigger costs. with them getting taller, consider turning the flouro's on end ( like || instead of = over the top) so that more light reaches the lower leaves - flourescents have a low light penetration value, so having them closer to the leaves helps (3-6" away from vegetation). any pics of your current setup?
 
Hey thanx,I'll give that a wurl an see what the damage I can Do..I take it that's just gonna affect the B-fly an
not the Spider mite.??,sorry for being a Dumm Ass..but those little Monsters r gonna go Crazy if I can't halt there March straight into
BudsVille an taking over the Dam town,,I need a KillerSherriffof sumsort totake the Bad Guys on.!!.again thanx for any Help or ideas.....BMR....
 

GreenThumbsMcgee

Well-Known Member
Put a solution of vinegar, apple juice, water and a drop of dishwashing detergent into a coffee cup. Put the coffee cup on top of your soil. Wait a couple of days and you'll find dozens of the bastards floating in there. I keep one in each plant just to make sure they don't come back.You can also put 1/4" to 1/2 " of sand on top of the soil
i know you post was from quite a few years back, but I am hoping you still check this..putting that much sand in yr pots has no negative effects on yr plant? im just picturing a sandy mess, and I am worrying how it affects watering.
 

ChristinaC

Member
I have this problem on my houseplants sometimes, and I've found that a solution of water with just a drop or two of Dawn dishwashing detergent, misted on and around the plants, kills the little buggers right away and doesn't hard the plant.
 

Empdude420

Active Member
I am interested in why it’s definitely a gnat by people just saying it it and not a fruit fly.

If you have a grow light that’s bright - and dark happens, but that how light is on, then any fly is going to go there. In my case one seems to be flying around but landing different places. My guess he ended up there in the tent and can’t get out, or maybe it is a soil gnat.

How do I know the difference and if it was a fruit fly or a flying insect that’s attracted to the grow light - is everyone one an issue? Or just the soil gnats?
 
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