Does your cannabis plant have leafhoppers? These pests will happily munch on your leaves, leaving brown or yellow spots. They can sometimes spread certain plant diseases so get rid of them quick!

Cannabis leafhopper damage

Leafhopper leaf symptoms include brown, pale or broze looking spots, but the leaf hasn't actually been eaten away at. This picture is by OvergrowDaWorld

There are at least 20,000 different types of leafhoppers, and they can come in lots of different variations fromsolid tostripes. Colors can rangefrom bright red, green, yellow, blue, pink, torquoise, purple, brown, tan and even black!

The following leafhopperis a very common type of leafhopper known officially asGraphocephala coccinea but common names include: ‘candy-striped’ leafhopper, ‘red-banded’ leafhopper, ‘scarletandgreen’ leafhopper and ‘redandblue’ leafhopper. This is a verycommon typeof leafhopperin North and Central America.

This leafhopper on a cannabis leaf is a bunch of bright colors - red, yellow, green and even purple! Despite the different colors, you get rid of it the same as any other leafhopper!

Leafhoppers are more likely to strike your plants when its dry, as they want moisture from the leaves.

Example of a pink, red, blue, purple and yellow leafhopper - this color of leafhopper is pretty common in the USA

This is a different type of leafhopper that is found on cannabis plants. Although it looks very different, it creates similar damage.

Example of a leaf miner on a cannabis leaf - read this tutorial to learn how to get rid of them!

When it comes to getting rid of them, it doesnt matter which type of leafhopper you have, because the remedies will work on all species. If you have leafhopper damage, it means you have some type of leafhopper and the remedies below should get rid of them!

This leafhopper bug on a cannabis leaf is a pest! Learn how to get rid of them in this tutorial!

Example of a leafhopper hanging out on a cannabis plant. This tutorial will teach you how to get rid of leafhopper for good!

More Leafhopper Damage Pictures
(leaf pictures byOvergrowDaWorld)

Leafhoppers makespots in leaves that usually in appear clusters

Example of leafhopper leaf damage on a cannabis plant. Leafhoppers leave specks all over the leaves where they suck out the sap. This picture is by OvergrowDaWorld

Leafhoppers actually suck out the sap from leaves, which leavespale spots thatturn brown or bronze over time. Unlike caterpillars, leafhoppers dont actually leaves holes in the marijuana plants leaves, just spots.

This pictures shows what leafhopper damage looks like on a marijuana leaf. Leafhoppers leave brown spots where it's obvious a bug has been sucking out all the sap. This picture is by OvergrowDaWorld

Different types of eafhoppers can look very different from each other so it can be difficult to identify them sometimes. To make things even more confusing, each species has different forms depending on the current stage of life.

The shape of their head and bodies can be different, but theoverall structure of leafhoppers always stay the same no matter what species is attacking your marijuana plants.

  • They have 6 legs. You can usually see twosets of legsfrom above, but often one set can appear hidden or more difficult to see. The back legs are often hairyor jagged looking, and are used to help the bug jump
  • They have wings that lay flat against the body
  • They sort of ‘slide’ sideways when they move, often hiding from you by flipping to the other side of the leaf when they catch you looking
  • They also jump as Im sureyoud expect by their name 🙂

Other examples of leafhoppers (different species and stages of life)

This species of leafhopper bug has a flat head

This leafhopper looks a lot different than many of the others, due to its big bulbous head

This example of a leaf hopper has an almost turquoise blue-green color

Brown / gray leafhopper bug - don't let this pest eat your marijuana plants!

A yellow and pink leaf hopper hanging out - learn how to get rid of this common cannabis pest!

Notice how with the following two examplesyou cant reallysee the third set of legs from above, so it looks like each bug only has four legs. This can sometimes be confusing if youre looking for an insect with 6 legs!

This leafhopper is black and orange - leaf hoppers that attack your cannabis can come in many colors depending on where you live!

Crazy colored leaf hopper with a black and bright blue back with bright yellow legs on a leaf - get rid of this common pest in your marijuana garden!

Now that you know youve got leafhoppers on your cannabis plants, how do you get rid of them?

Solution: How to Get Rid of Leafhoppers on Cannabis

Leafhoppers suck sap out of your cannabis leaves, and you dont want that! Ifits just one or two bugs you may not notice any symptoms but if your plants start getting infested with leafhoppers youll noticedtons of spots where they have been biting your leaves.If you let an infestation get out of hand your affected leaves will start yellowing and dying.

1.) Check regularly for signs of leafhoppers, especially when its dry

The best way to prevent a leafhopperinfestation (or any bug infestation really) is to catch them as soon as possible. Leafhoppers will suck sap moisture out of cannabis leaves most often when its dry, because they get thirsty, so thats a good time to check.

Make sure to look under leaves and all around the plants, as they will try to hide from you, often gliding across the leaf to the other side so you cant see it.

2.) Spinosad (not for commercial growers)

Spinosad Products (safe & organic) Spinosad products are organic and completely harmless to pets, children, and plants. Spinosad products can be used directly to kill leafhoppers on contact and should be sprayed liberally anywhere you see leafhoppers and especiallyunder the leaves. Although maybe not as strong against pests as some of the more harsh insecticides, it does work and its very safe for plants, animals and humans!

Recommended:Monterey Garden Insect Spray with Spinosad

Spinosad products are organic and kill leafminers, spider mites, caterpillers and thripsA One-Hand Pressure Sprayer is perfect for misting plants

Spinosad is an organic insecticide made from the fermentation of a specific soil bacteria (actinomycete Saccharopolyspora spinosa) and kills leafhoppers via ingestion or contact by effecting the insectsnervous system. Spinosad can be a good choice for organic and outdoor growers, because it is very toxic to leafhoppers, but is less toxic to many beneficial insects, bug predators and spiders.

Note:Most spinosad products are effective for only about 24 hours after being mixed with water, so only mix as much as you will need per application. Anything left over will be waste.

You will need a mister (also called a ‘One-Hand Pressure Sprayer’)to cover all the leaves evenly when spraying them with spinosad products.

3.) Insecticidal soaps

Fatty acid salts or insecticidal soaps can be a good choiceagainst leafhoppers.They weaken the outer shell of leafhoppersbut are safe to use on your plants and they dont leave much of a residue which could kill beneficial bugs in your garden.

With soaps, coverage is very important as it does not stay on your plant for long, sofollow-up applicationsmay be necessary. Although this is considered safe, avoid getting anyon your buds! Get insecticidal soap on

4.) Neem Oil

Neem Oil will leave an unpleasant taste/smell on buds when used to treat flowering plants, so again, dont let this stuff get near your buds!Theres also some evidence Neem oil may beharmful to humansso use with care! That being said, Neem oil is an all-natural remedy that is very effective against many different types of bugs and mold, including leafhoppers.You will need a mister (also called a ‘One-Hand Pressure Sprayer’)to spray all the leaves evenly, since neem oil and water can separate easily.

61q2cKTQFEL. SL1000A One-Hand Pressure Sprayer is perfect for misting plants

5.) Beneficial Insects

Beneficial insects, such as lady beetles, parasitic wasps, lady bugs, and lacewings may eat large numbers of leafhoppers and are welcome guests in the garden.Although you can order ladybugs to release around your plants , they bad part is they do tend to fly away in just a day or two.

Ladybugs are good to have around the garden ‘”they eat leafhoppers and other annoying cannabis pests!

Buy ladybugs on to fight your leafhoppers

6.) Floating row covers

These may not be the best choice for all cannabis growers, but these are very cheap and effective against leafhoppers because it physically prevents them from getting to your plants, while still letting light in to your plants. You can also water your plants through the netting.These are sometimes used to make mini ‘green houses’ on the plants, or some grower will just drap them over the plant as theyre so light and airy they dont really bother the plant.

However, these are much easier to use and are more effective with smaller plants, as it becomes difficult to fully cover larger plants. However, for young plants these can be great! They also protect your plant from wind and some harsh conditions.

Floating row covers look like thin netting or mesh

Example of a "floating row cover" which is a light and airy piece of fabric you can drape over your plants to prevent leafhoppers and other pests from getting to them!

7.) Pyrethrin

Pyrethrinbased insecticides are not very toxicfor humans, and therefore theyre commonly recommended for vegetable gardens. You will need a mister (also called a ‘One-Hand Pressure Sprayer’)to spray all the leaves evenly, since pyrethrin concentrateand water can separate easily.

Pyrethrin products break down quickly, over the course of just a day or two. The major problem with them isthey are very toxic to bees. Although cannabis plants generally dont attract a lot of bees, please use this as a last resort, and also try to use it right after the sun goes down because bees sleep at night. This lets it start to break down before they wake up.

Use pyrethrin products asthe sun goes down! Save the bees!

A popular example is Bonide 857 Pyrethrin Spray Concentrate . Use 3 tablespoons of concentrate per gallon of water.

Get Pyrethin products like Bonide on to kill your leafhoppers!A One-Hand Pressure Sprayer is perfect for misting plants

Original Article

Paramount Seed Farms
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