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Nemasys leatherjacket killer (100sqm pack)

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Product Overview

Product description Nemasys Leatherjacket Killer should be applied when the soil temperature is above 12oC (54oF) and the leatherjackets are at the correct stage in their life cycle. This will be late August till the end of October.

An easy way to judge the correct time is to apply two weeks after a large number of crane fly are seen. After this application time the leatherjackets will begin to mature, moving towards pupation in the spring and the nematodes will find it difficult to penetrate and kill the pest.

Leatherjackets are the larval stage of the crane fly or daddy long legs. Control leatherjackets naturally by treating with Nemasys Leatherjacket Killer in April and or September - the ideal time to treat.

Crane flies or daddy long legs lay their eggs in the same area of lawn from which they emerge, so numbers increase rapidly. These eggs hatch in August / Sept and the larvae immediately start to feed on the grass roots.

The leatherjackets will feed though the autumn, before overwintering. They start feeding again the following spring and gorge on grass roots before pupating to emerge as adults in August.

The symptoms of an attack are :- Grass growth slows and yellow patches appear. Grass easily pulled up with little or no root growth.

Birds, particularly starlings, will pull at the lawn in search of the leatherjackets. In August, customers report clouds of daddy long legs emerging from lawns in early morning leaving behind the casings sticking up in the lawn .

As the daddy long legs emerge, they start to lay their eggs back in infected lawns starting the whole cycle again - the next generation of leatherjackets hatch within 2 weeks. Leatherjackets are 2.5cm / 1" long, greyish black in colour, legless and with no distinct head.

Nemasys® Leatherjacket Killer should be applied to the lawn in April and/or September. The lawn must be moist (we recommend pre - watering) and apply on a dull day or in the evening.

After application you MUST wash in the nematodes by w

Key Points

What makes this product stand out

check_circleControl leatherjackets naturally by treating with Nemasys Leatherjacket Killer containing millions of natural nematodes.
check_circleIt is easy to apply - mix with water and apply the nematodes (Steinernema Feltiae) to the infected lawn with a watering can or EasyNem Applicator (see listing B09HKFCL25. Nemasys Leatherjacket Killer is a natural product and is totally safe for children, pets and wildlife and the lawn can be used immediately after application.
check_circleIt is best to treat in the Autumn i.e. Sept/Oct/Nov as this is when the leatherjackets are newly hatched, the soil is warm (needs a daytime soil temp of 10c) and are at the most susceptible to the nematodes. You can treat at other times of the year i.e. in the spring and summer, but you must treat at DOUBLE STRENGTH as the mature leatherjackets are much harder to kill.
check_circleNemasys Leatherjacket Killer is a perishable product, which will keep for up to 2 weeks in the fridge, so please order when you are ready to apply.
check_circleThis pack of Nemasys Leatherjacket Killer treats 100 sqm in the Autumn or 50 sqm when applied at double strength. Full instructions included.

Main Specifications

Technical details and specifications

ASINB000VPCUPW
BrandNemasys
Item FormPowder
Item formPowder
Brand NameNemasys
Unit Count1 count
ManufacturerBecker Underwood
Target SpeciesNematodes
Target speciesNematodes
Customer Reviews4.2 4.2 out of 5 stars (4,889) 4.2 out of 5 stars
Best Sellers Rank328 in Garden (See Top 100 in Garden) 2 in Indoor Multi-Insect Control 17 in Outdoor Insect Control
Specification MetUSDA
Specification metUSDA

Customer Ratings

4.2
starstarstarstarstar
starstarstarstarstar
Based on 4889 reviews
5
58%
4
23%
3
12%
2
3%
1
4%

What Buyers Say

Real verified customer reviews

thumb_upMost Loved

5/5

Great product with positive results.

This was perfect to eradicate our leather jackets. Our grass had turned to mud and we could even hear the noises of them feeding! After reading the reviews of the Nematodes we decided to give it a go. We stored them in t…

4/5

Easy to apply

Well I've used these and there are still signs of the little critters ..so not sure if you have to reapply every year. Initially it cured the problem. Easy to apply. Recommended.

balanceHonest Critiques

3/5

mimimal impact

not sure we felt this was effective in our garden, it did reduce the level of creatures dominating the grass but did not eliminate it.

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Nemasys leatherjacket killer (100sqm pack)

£19.99
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