White dots on leafs

hyroot

Well-Known Member
Ok really interested in this horse tail. What else can you do with it? Never heard of it thank you.

9

its high in silica and has wide spectrum of minerals. Cam be used as a foliar or soil drench.

check out natural mistik from dragonfly earth. Medicine. Its a foliar and has a lot of great stuff in it. Its the only foliar I use. It keeps plants lush , green, healthy, leaf shine without the oily residue neem oil leaves behind (clogs stomata). I occasionally add fresh aloe to it too. It deters pests and kills all pests even caterpillars

natural mistik is a little expensive. It lasts a very long time. I use 1/2 -1 tsp a week.so theoretically their smallest pack should last me 2 years.

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hyroot

Well-Known Member
kinda looks like eggs on the bottom. Also looks like perlite and soil. It could be back splash from watering.

have you given it any nutes? They don't need any when that young. But since its just on one leaf. I'd say you spilled on it and it burned the leaf.

with defs on that small of plant it would effect every leaf. And pests would be all over the whole plant
 

707humboldt

Well-Known Member
high humidity does not cause pm. Its the fluctuation in humidity that does or its poor genetics.

diluted lemon juice or brew a tea of neem seed meal. Or brew a tea of horse tail.

all those will get rid of pm.

keep your humidity levels constant.

Keep your humidity at 99 at let me know. High humidity definitely causes pm.
 

hyroot

Well-Known Member
Keep your humidity at 99 at let me know. High humidity definitely causes pm.

lmao. If you have air flow it wont. If it goes up an down. I've 80% when it storms and never once got pm. If you have good genetics. You wont ever get pm either.
 

707humboldt

Well-Known Member
I don't often get it inside. Og is famous for being sensitive to pm. Every bit of space in my room is hit by a fan including box fans underneath the canopy. But it is a highly known fact pm is caused by high humidity. If your room gets to 80% I would say work on your environment control, never seen it that high before. Dehumidifiers and sealed room is the way to go

From wikipedia...
Powdery mildew is a fungal disease that affects a wide range of plants. Powdery mildew diseases are caused by many different species of fungi in the order Erysiphales, with Sphaerotheca fuliginea being the most commonly reported cause.[1][2]

It is one of the easier diseases to identify, as its symptoms are quite distinctive. Infected plants display white powdery spots on the leaves and stems. The lower leaves are the most affected, but the mildew can appear on any above-ground part of the plant. As the disease progresses, the spots get larger and denser as large numbers of asexual spores are formed, and the mildew may spread up and down the length of the plant.

Powdery mildew grows well in environments with high humidity and moderate temperatures.[3] In an agricultural setting, the pathogen can be controlled using chemical methods, genetic resistance, and careful farming methods. It is important to be aware of powdery mildew and its management as the resulting disease can significantly reduce crop yields.[4]
 

Niclly

Member
kinda looks like eggs on the bottom. Also looks like perlite and soil. It could be back splash from watering.

have you given it any nutes? They don't need any when that young. But since its just on one leaf. I'd say you spilled on it and it burned the leaf.

with defs on that small of plant it would effect every leaf. And pests would be all over the whole plant
okay cool thanks! :D
 

sidewing

Well-Known Member
It's not PM. cross that off the list. white spots could indicate a calcium deficiency, which i dont think it is. it looks like either white flies or mites.. kinda hard to tell from the pics.but i'm willing to bet its white flies. you're outside. bugs are outside, there's not a whole lot you're gonna be able to do. and you don't want to really do anything at this point in my opinion for a plant so young. you're always gunna have pests outside, its just part of the game. usually the plant will outgrow any damage the white fly can do before it does anything..

the best thing to use on white flies is those yellow (YELLOW NOT BLUE) sticky traps that they sell at gardening stores. they're attracted to the yellow. put one at the base of your plant facing up, and they'll end up all over it and off your plant. just keep an eye on it, as your plant gets bigger you can spray with a neem product if you'd like to help protect. but the yellow traps work amazingly well for white flies.

if you're outside in the ground you technically don't ever need to feed them.
 
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