Garlic_Mike
Registered:1442372397 Posts: 251
Posted 1451967327
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#1
Hello again. Huge battle with gnats, many plants and have tried many solutions. I am into my 3rd week of using the mosquito dunks without noticing much difference. The dunks don't seem to dissolve, the solutions that kill on contact don't and could have bought plants with the money spent on yellow sticky traps. I know I started this by using potting soil that was outside at HD, and I shouldn't have used potting soil. I even torch the top soil and change some of the top soil. Drier soil doesn't work, they like that too. I am pretty new to this. I started in Sept. growing cuttings and have over 75 growing in my small basement. Could be an overdone thing too, but the wife's patience in wearing thin. Any help is appreciated, Mike.
Bluemalibu
Registered:1448153498 Posts: 230
Posted 1451968441
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#2
Mike, Have you tried Pyrethrin? It is a strong, natural insecticide derived from chrysanthemums. Mix into a spray bottle and douse the soil. http://www.ghorganics.com/PyrethrumInsecticideSpray.html If you have cats, ensure that the insecticide isn't permethrin. This is the synthetic form of pyrethrin, and is toxic to felines. Blue
__________________ Ebay: Bluemalibu NorCal, 9B - Fig Heaven. No fog, no snow; just lots of sunshine!
Ohiofig42
Registered:1443553430 Posts: 33
Posted 1451968668
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#3
gnatnix works
figeater
Registered:1446540443 Posts: 93
Posted 1451968680
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#4
I am going through the same mess right now. I know that they feed off of organic matter, and roots, and they really like wet soil. Has anyone tried wood ashes on these suckers? I know they will kill some insects, but I've never tried it on the gnats.
__________________ Casey Battle Ground, Wa /Zone 8a
jenniferarino83
Registered:1335709464 Posts: 1,076
Posted 1451969175
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#5
Gnats, those are killers. I Macgyver'd mine. Mixed red wine vinegar and dish soap in a plastic cup set it next to my plant and collected quite a few in a week
__________________ Jennifer A. Brown Wishlist: NONE Boise ID ZONE 5
Jamie0507
Registered:1435895205 Posts: 167
Posted 1451969261
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#6
Mike I totally feel your pain. Between my cuttings and the two banana trees and one Meyer lemon tree I brought in to save from the cold, I have been fighting the good fight against those stinking fungus gnats as well. After months of using gnatrol, and letting the top 2 inches remain dry on the bigger trees, I am just now finally seeing an improvement as far as their numbers diminishing. I also started nuking all mediums prior to cupping my newly rooted cuttings and believe that has been a huge help in ensuring I don't bring new eggs in as I cup or up pot. Nothing seems to really just annihilate those little suckers though, and if you see one then ya know more may be along shortly. Thanks for the tip Blue, I am going to give that Pyrethrin a try myself! Some days I get so disgusted with those gnats I momentarily consider throwing all plants outdoors!
__________________ Jamie Zone 6A My List of Fig Varieties:https://docs.google.com/spreadsheets/d/13MXbhU3b-5Y4bkNSWHVikw6m-vovlHZcBjcsxMwQ7iY Wish list: Col. Littmans, Figoin, Black Tuscan.. And now for my "Hey..A girl has got to have dreams!" wishlist: Sangue Dolce, Montenegro, Rigato del Salento
BrightGreenNurse
Registered:1416895665 Posts: 150
Posted 1451969924
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#7
I'm a newbie, but here is how I saved some of my baby fig trees last year with BT spray. If you have no roots on your cuttings, it may be easier to just remove them from the soil, spray with BT, put them in a ziploc wrapped in a damp paper towel for a night, and repot them when you see no more gnats on your cuttings.
If you have lots of roots and need to save what is left, spray the soil with BT until saturated, repeat according to directions on bottle. This worked for me and I could see when it worked, since my cups were clear.
Lastly, prevent re-entry of future gnat hoardes with a layer of sand over top of soil and make sure they can't reach drainage holes either. This was a great tip another F4F member posted last year. So sorry, those gnats are a pain!
__________________ Wish list- St. Rita*, LSU Hollier*, Brooklyn White*, LSU Improved Celeste*, Smith*, St. Anthony*
SuperMario1
Registered:1441853363 Posts: 441
Posted 1451971478
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#8
Gnatrol and yellow sticky traps are your friend. Also Pyrethrins and other insecticides that are not toxic to plants are an option as well. I have even used pantyhose to help quarantine infected soil. In my limited experience a collaborative approach works best. Good luck, those little jerks are killers.
__________________ Wish list: Galicia Negra, Violetta, Violette de Sollies, Dan_la's Black Beauty 10, Craven's Craving, Most important : YOUR FAVORITE FIG . A lot of people put emphasis on popular/exotic cultivars, which is great because it highlights some of the better fig varieties; however, I am most interested in the figs our members love regardless of pedigree. Currently Growing: a bunch of varieties.
adipose
Registered:1428963427 Posts: 158
Posted 1451974308
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#9
I have seen a gnat problem start a couple times. Both times I covered the soil with diatomaceous earth, reduced humidity, and they disappeared. Gnats really seem to hate the diatomaceous earth. http://www.gpnmag.com/fungus-gnats-and-diatomaceous-earth Quote:
Diatomaceous earth works by removing the waxes on the insect’s body and by absorbing oils and waxes on the outer cuticle.
Another way in which DE can kill insects is through desiccation or by rupturing or abrading the insect cuticle and causing extensive water loss. Insects typically pick up DE particles on their cuticle as they move.
...the growing medium containing the highest concentration of DE in the Dicalite formulation having the lowest adult emergence...
Good luck!
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cis4elk
Registered:1347840383 Posts: 1,719
Posted 1451974756
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#10
Gnatrol and predatory nematodes, with the combination they will be 90% or more gone in 2 weeks(for me indoors in winter it was more like 99%, but I didn't have a ton of trees going like you do ). Pyrethrin is a knock down type control, it won't help with the larvae. Home Depot online usually has the best deal on predatory nematodes, make sure they don't freeze or cook in your mailbox before you get to them.
Mosquito dunks are a different strain of BT and don't work all that great. Gnatrol rocks, some people sell smaller quantities that they repackaged on eBay for a good price with little or no shipping charges.
__________________ Calvin Littleton,CO z5/6 Wants List: For everyone to clean-up after themselves and co-exist peacefully. Let's think more about the future of our planet and less about ourselves. :)
figeater
Registered:1446540443 Posts: 93
Posted 1451975449
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#11
I am going through the same mess right now. I know that they feed off of organic matter, and roots, and they really like wet soil. Has anyone tried wood ashes on these suckers? I know they will kill some insects, but I've never tried it on the gnats.
__________________ Casey Battle Ground, Wa /Zone 8a
hoosierbanana
Registered:1287901146 Posts: 2,186
Posted 1451975541
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#12
Point some fans at the plants, gnats are weak flyers so they will avoid the area and it will make the plants stronger too.
__________________ 7a, DE
LJFiggy
Registered:1448185688 Posts: 145
Posted 1451987173
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#13
As several others have stated, I've had success with (food grade) diatomaceous earth. I just keep it in a glass bottle, with parmesan cheese type shaker top screwed on. After each watering, I just lightly powder the surface of the soil, and it really works. Also, if the powder gets wet, I do it again lightly after the soil dries out a bit because the DE works when dry. The gnats are no longer buzzing about. Windowsill Garden also wrote that she used Hydrogen Peroxide, mixed 1 part to 4 parts water, if I remember her proportions right, when watering. Not only is this healthy for the plant and roots, but it also kills the gnat eggs. Wishing you the best in getting rid of the pests, LJ
__________________~ New to growing figs, I currently have tiny fig plants which are supposedly Little Ruby, Violette de Bordeaux, Desert King, and Petite Negri. I hope these were accurately labeled! Now rooting LSU Gold and Purple, Celeste, Panache, Peter's Honey, and Unknown Varieties from cuttings, thanks to generous forum members .Figs on my current wish list (along with any others recommended): Osborne Prolific, Battaglia Green, Smith, Kadota, Italian Honey, Atreano, Verte or Green Ischia, Panache, Peter's Honey, Black Madeira, Smith, Noir de Caromb, etc. ~
APORTO
Registered:1443104360 Posts: 101
Posted 1452016999
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#14
I had a big gnat problem with my 4 plants I am keeping in a plastic tote covered in plastic wrap. They were getting out of the mini greenhouse and flying all over the office. My wife was very unhappy. I was spraying insecticidal soap with poor results. I purchased nematodes and yellow traps. The yellow traps arrived before the nematodes and they quickly, significantly reduced the gnats. By the time the nematodes arrived, the problem was almost gone so I decided to wait before introducing more insects. I was reminded of that Bugs Bunny cartoon where the home owner buys a cat to get rid of the mice, then dog to get rid of the cat, then lion... and so on. So I skipped the nematodes and waited. The yellow traps worked for me. I used the product: "Springstar BioCare Gnat Stix S5333" and happy to report there are a lot of dead critters stuck to the traps, but not a single live one flying about. I also see some dead guys stuck to the sides of the bin and wonder if the bleach I periodically add to the water in the bottom is making it toxic for the gnats? Whichever, Gnats are gone: happy wife. Fig plants are flourishing: happy me ;-)
__________________ 6B-7A - Woodbridge, CT
Dave
Registered:1312388324 Posts: 1,482
Posted 1452018466
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#15
Good Luck Mike 2 years ago I had a giant infestation of gnats they came from a bad batch of Miracle gro potting soil I used everything mentioned here and watched my cuttings die one after another finally I got so fed up I threw everything away This is why I use nothing but coco coir from here on out and of course you have to be careful what soil you pot the soil in after you start the roots in the coir I use pro mix and sterilize it in the oven and of course that kills some of the nutrients in the soil but that is easily fixed with some fertilizer take a look at this post I use paint strainers to keep the gnats from spreading if you happen to get them Good luck in your battle http://figs4funforum.websitetoolbox.com/post/the-war-against-gnats-7180106?trail=50&highlight=gnat
__________________Connecticut - Zone 6B Wish List - Bordissot negra rimada
SuperMario1
Registered:1441853363 Posts: 441
Posted 1452018975
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#16
Quote:
Originally Posted by Dave I had a giant infestation of gnats they came from a bad batch of Miracle gro potting soil
Oh yea buddy. Me too. I'm not sure if the gnats came in it or just thrive on it. Now for indoor growing I stick to Cocogrow and pearlite mix.
__________________ Wish list: Galicia Negra, Violetta, Violette de Sollies, Dan_la's Black Beauty 10, Craven's Craving, Most important : YOUR FAVORITE FIG . A lot of people put emphasis on popular/exotic cultivars, which is great because it highlights some of the better fig varieties; however, I am most interested in the figs our members love regardless of pedigree. Currently Growing: a bunch of varieties.
Mario_1
Registered:1398299123 Posts: 407
Posted 1452022310
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#17
Dave,Andrew,Mike! nice bunch from Connecticut!
__________________ Wallingford CT, USA zone 6a would be happy to meet and get together with other members near me Wish list; Any fig from any specific place anywhere in Italy
Garlic_Mike
Registered:1442372397 Posts: 251
Posted 1452028998
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#18
Thanks for the help everyone. I have used everything but the pyrethrum and will try it also. I am marinating a garlic, cayenne & red pepper, dish soap & Dunk stuff, and will strain and test soon. Thanks, Mike
jdsfrance
Registered:1376988473 Posts: 2,591
Posted 1452084937
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#19
Hi, You can reduce the number of flying gnats with the vacuum cleaner ( aspire them in). Just be careful to not harm the plants. That works great with every flying insect. Let the dirt dry a bit too. You could try cinnamon sprinkled on the dirt once the dirt is dry. Good luck !
__________________ ------------------------
Climate from -25°C to + 35°C
Only cold hardy figtrees can make it here
Dave
Registered:1312388324 Posts: 1,482
Posted 1452209990
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#20
Mario if we could find a couple more guys from CT we could have our own fig gathering ? Quote:
Originally Posted by Mario_1 Dave,Andrew,Mike! nice bunch from Connecticut!
__________________Connecticut - Zone 6B Wish List - Bordissot negra rimada
Brooklynmatty
Registered:1434844871 Posts: 279
Posted 1452216083
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#21
Quote:
Originally Posted by
Dave Mario if we could find a couple more guys from CT we could have our own fig gathering ?
Quote:
Originally Posted by Mario_1 Dave,Andrew,Mike! nice bunch from Connecticut!
There's also a bunch of people from long island and the city too, possible a small northeast gathering?
__________________ Matt - Long Island - Zone 7BWishlist: CDD Roja, Planera, CDD Rimada Please use the following thread if your growing my "unknown Sheepshead" to track your progress.http://figs4funforum.websitetoolbox.com/post/saved-brooklyn-tree-unknown-sheepshead-community-growlog-7808733?pid=1290171384
Garlic_Mike
Registered:1442372397 Posts: 251
Posted 1452218907
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#22
Sounds interesting. I live in Wallingford, but work in Bridgeport. I have found at least 8 people with figs at work and a couple around town, (because I talk a lot) lol,. No one seems to know what they have, which makes it interesting. All I can tell is the two purples two people gave me are different by the leaves, and so are the two green ones. I am new to this, but there seems to be a lot of variety in the area, and figuring out the "locally grown" will be a hobby by itself. Mike
EDoukas
Registered:1372862206 Posts: 49
Posted 1452529112
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#23
Guys -- no more fretting the fungus gnats. I had the worst problem with them in my house with 17 plants growing in the windows and I tried everything you can imagine...for years. Finally found what worked for me and have NEVER had an issue since. Its been over a year. Its called Neam Cake or AKA Neam Meal. Its completely safe, organic, and its actually very healthy for the plants as its a light fertilizer and root health support. Its much better than Neam oil for gnats because it stays at the top (as well as soil drench) eventually killing everything. Here's a video I did that explains everything:
jkuo
Registered:1399944767 Posts: 156
Posted 1452530593
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#24
A multi-prong approach has worked for me. I use sterile media (coir) for rooting, put a small square of yellow sticky paper in each pot, hang a sticky trap near a cluster of plants, use Gnatrol every time I water my indoor plants, and smash every one that I see flying around. I never seem to completely get rid of the buggers, but they also never grow to a significant population size. I might try add the wine vinegar and soap to my control measures as extra insurance.
__________________Johnny - Lancaster, PA, Zone 6b Plants I'm growing: Google Doc
LJFiggy
Registered:1448185688 Posts: 145
Posted 1452558395
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#25
This sounds like a good product. I like the fact that it's organic and actually feeds the plant while killing the gnats. I use diatomaceous earth, along with a few other gnat-discouragers, but (although it's more a cosmetic issue) don't really care for the look or feel of the white powder over the soil. This neem cake blends right in, which is nice, but most importantly that it also has worked for you and others....Thanks for making and sharing the video.
__________________~ New to growing figs, I currently have tiny fig plants which are supposedly Little Ruby, Violette de Bordeaux, Desert King, and Petite Negri. I hope these were accurately labeled! Now rooting LSU Gold and Purple, Celeste, Panache, Peter's Honey, and Unknown Varieties from cuttings, thanks to generous forum members .Figs on my current wish list (along with any others recommended): Osborne Prolific, Battaglia Green, Smith, Kadota, Italian Honey, Atreano, Verte or Green Ischia, Panache, Peter's Honey, Black Madeira, Smith, Noir de Caromb, etc. ~
Garlic_Mike
Registered:1442372397 Posts: 251
Posted 1452559710
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#26
Yeah Pyrethrum!!! Tons of little screams... then silence. MWAHAHA!! Thanks, after 4 days and two thorough applications, + some in between, significant reduction and very little showing on the sticky traps. Much more manageable. My problem with the DE is there are too many plants in my little space. I have noticed if the leaves then get wet it can cake and the leaf slowly die. Seriously too many. They are bigger now than I thought they would be in the spring. Will probably need to find someone nearby to share with soon, prob @ late Feb. early March.
Bluemalibu
Registered:1448153498 Posts: 230
Posted 1452562680
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#27
I'm glad that it was successful for you, Mike. I used Pyrethrin on my clothes in Alaska to ward off the state bird there... the mighty mosquito. Blue
__________________ Ebay: Bluemalibu NorCal, 9B - Fig Heaven. No fog, no snow; just lots of sunshine!
Garlic_Mike
Registered:1442372397 Posts: 251
Posted 1452570280
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#28
Lol, hey Blue, I don't doubt it. Something that seems important though. The pyrethrum says to use it within 24 hours of being mixed (concentrate). The scent and effectiveness after a day did seem drastically reduced.
Bluemalibu
Registered:1448153498 Posts: 230
Posted 1452635075
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#29
Quote:
Originally Posted by Garlic_Mike Lol, hey Blue, I don't doubt it. Something that seems important though. The pyrethrum says to use it within 24 hours of being mixed (concentrate). The scent and effectiveness after a day did seem drastically reduced.
Thanks, Mike. That's good to be aware of...
__________________ Ebay: Bluemalibu NorCal, 9B - Fig Heaven. No fog, no snow; just lots of sunshine!
Jodi
Registered:1443230258 Posts: 343
Posted 1455129939
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#30
Just got my Neem Cake. Look out gnats!
__________________In the book the "The Meaning of Trees" it is said the fig regulates the heart and that the true essence of Figs is...food for the soul. Daisy's IBT cuttings will be available in January/February along with a few Lampeira Parda. Wishes for Martinenca Rimada, Black Ischia, I258, CddRoja, Jolly Tiger, Your favorite Figgy! Zone 8a Camp Verde AZ
kyyada
Registered:1391503601 Posts: 20
Posted 1455135575
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#31
Nicotine is a very powerful insecticide. I have used a pencil to poke holes and then put cigarette buts in. If you want to make a spray try thishttp://www.ehow.com/how_4884401_make-nicotine-insecticide.html
__________________ KY Zone 6b ~ 7a
don_sanders
Registered:1429304713 Posts: 219
Posted 1455138568
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#32
Note there are references that the "use [of neem cake] in potting mix may inhibit seed germination or stunt young plants." "Exercise caution while using in potting mixes. Using more than 1% could cause a lack of seed germination or stunt young plants. " So be cautious using neem cake with your cuttings and when germinating seeds.
__________________ Don - Columbus, OH. Zone 5b/6a Wish list: Rafed/Adriano's Genovese Nero, Your favorite fig.
Silveradocanman
Registered:1454859300 Posts: 14
Posted 1455159411
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#33
I used diluted peroxide solution to water, and dusted with DE... Solved the issue for me.
brianm
Registered:1389664758 Posts: 971
Posted 1455160129
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#34
Nothing like fungas gnats flying around the house lol.
__________________ Wish list: Galicia Negra,UC Davis Black Ischia, Maltese Raven
Garlic_Mike
Registered:1442372397 Posts: 251
Posted 1455161982
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#35
The pyrethrum has worked great. After initially soaking the top soil, I re-spray @ weekly. I have also moved to sunshine mix 70%, 30% potting mix, and the top 2" sunshine mix. I also put sunshine mix on the very bottom where the drain holes are. 98% better, and keeping a couple sticky traps out. I still like a bit of potting soil in the mix. I keep reading about air at the roots and clear plastic cups. In what I have known about growing, air is bad. It promotes fungus and disease, seeds, plants, and transplanting anything in the garden. On sensitive plants, the roots do not like light. They will brown and slow growth. I do not see the need for clear cups as my success rate, other than the gnat plague, is well over 90%, roots and growth. I know some will not, but I'm starting to think my method or growing environment may be better, or people are too impatient or the cutting was not viable in the first place. Most of my cuttings have been fresh, or having just gone dormant, and first year growth which I think helps too
Jodi
Registered:1443230258 Posts: 343
Posted 1455554027
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#36
Hey all you gnat experts. I am feeling a little unsure if the neem cake is ok to put on the new, yet to root cuttings I have starting out? There seems to be different opinions on if the neem cake top dressing will inhibit root development on cuttings without roots? Question is has anyone had a problem using the neem cake top dressing on newly started cuttings? Or with using the neem cake tea on same? Thank you for your kind assistance. Nervous momma, Jodi
__________________In the book the "The Meaning of Trees" it is said the fig regulates the heart and that the true essence of Figs is...food for the soul. Daisy's IBT cuttings will be available in January/February along with a few Lampeira Parda. Wishes for Martinenca Rimada, Black Ischia, I258, CddRoja, Jolly Tiger, Your favorite Figgy! Zone 8a Camp Verde AZ
Dave
Registered:1312388324 Posts: 1,482
Posted 1455571043
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#37
I've used this before i works great Gnat nix or paint strainers they come in all different sizes
__________________Connecticut - Zone 6B Wish List - Bordissot negra rimada
Jodi
Registered:1443230258 Posts: 343
Posted 1455572672
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#38
Thx Dave that looks like a new one I haven't heard of. Looks like a great non chemical way to beat these lil buggers. I assume it has worked well for you. That lil figlet looks really healthy. ;-).
__________________In the book the "The Meaning of Trees" it is said the fig regulates the heart and that the true essence of Figs is...food for the soul. Daisy's IBT cuttings will be available in January/February along with a few Lampeira Parda. Wishes for Martinenca Rimada, Black Ischia, I258, CddRoja, Jolly Tiger, Your favorite Figgy! Zone 8a Camp Verde AZ
Bluemalibu
Registered:1448153498 Posts: 230
Posted 1456417360
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#39
Quote:
Originally Posted by Garlic_Mike The pyrethrum has worked great. After initially soaking the top soil, I re-spray @ weekly 98% better, and keeping a couple sticky traps out.
Hey Mike, I ended up having to take a dose of my own medicine... This first three months of the fig-addiction, my plant population has increased to over 110 individuals, all inside. And, I had not seen a single gnat during this time. Then I made the mistake of bringing in established plants from three different sources. A couple of days later, I walked into one of the plant rooms and was greeted by a five-foot cloud of swarming fig-ingestors. I raced to purchase a half-gallon of Riptide (5% pyrethrin) and several large bags of Gnat-nix. It only requires a couple of capfuls of the pyrethrin in a gallon of water, but it worked perfectly. I used a fine mist from the spray bottle to knock the cloud of pests out of the air, and doused the soil mix as well. Over the next ten days, I have seen a lone gnat only twice. And each has met with swift justice. There was no sign that the plants had noticed any change at all post-Riptide treatment. Ahhhh.... the fig-father can once again rest easy.
__________________ Ebay: Bluemalibu NorCal, 9B - Fig Heaven. No fog, no snow; just lots of sunshine!