Leather Jacket Lawn Treatment

Nematode treatment is an organic control and as such will rarely control 100 of the pests.
Leather jacket lawn treatment. Nematodes are microscopic worms and certain species predate the leatherjackets. The crane fly or daddy longlegs is the adult and the leather jacket the larvae. These worms actively prey on leatherjackets attacking them through openings in their bodies and infecting them with a fatal bacteria. There is no point in trying to treat leatherjackets in the lawn until you are sure that they exist but you can try the system below from late summer.
Crane fly leatherjackets. The lawn must be moist we recommend pre watering and apply on a dull day or in the evening. The following day if leatherjackets are the problem large numbers of grubs should be found on the lawn surface under the cover. To get rid of leatherjackets try using a nematode treatment that you can apply to affected areas after rain or a session with the sprinkler.
The leatherjackets won t have returned. Most lawns and gardens have a healthy number living in and around them without any discernible damage. Crows magpies rooks and starlings will search for leatherjackets in turf. It contains microscopic worms called nematodes.
Furthermore the soil must be moist in order for the nematodes to survive once applied. They will have been in your lawn all winter. Nemasys leatherjacket killer should be applied to the lawn in april and or september. Biological insect control also known as nematodes treatment helps with leather jacket insect control.
An old method which works is to cover the lawn area with a black plastic sheet at night in damp conditions. Leatherjackets may also be revealed in lawns by soaking with water and covering with material impervious to light such as black polythene. Biological control a beneficial nematode by the unwieldy name of steinememe feltiae is an effective means of leatherjacket grub control. Nematodes are natural and some will be in your lawn already but applying more ensures they kill the grubs.
The soil should also be moist so the nematodes can be at their most effective. Natural control and killing of leatherjackets in lawn areas. If you see crane fly or leather jackets don t panic and go into extermination mode. If the lawn was previously looking healthy and green then they will not have been doing much damage and the lawn was recovering quickly.
To kill the leatherjackets in your lawn you ll need to apply a product called nemasys leatherjacket killer. After application you must wash in the nematodes by watering heavily by hose or by sprinkler. Another way to remove leather jackets from the lawn is to cover the area with a large black plastic sheet overnight. This treatment may also be effective on very young grubs during april and may once the soil temperature is above 12 degrees.