Leather Jacket Lawn Treatment
Another way to remove leather jackets from the lawn is to cover the area with a large black plastic sheet overnight.
Leather jacket lawn treatment. Crows magpies rooks and starlings will search for leatherjackets in turf. The leatherjackets won t have returned. It is only the larvae that cause damage to your lawn and are a delicious treat for the local wildlife. Most lawns and gardens have a healthy number living in and around them without any discernible damage.
Biological control a beneficial nematode by the unwieldy name of steinememe feltiae is an effective means of leatherjacket grub control. Nematode treatment is an organic control and as such will rarely control 100 of the pests. 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. Leatherjackets may also be revealed in lawns by soaking with water and covering with material impervious to light such as black polythene.
If the infestation is severe you may need to turn to biological organic or even chemical means of controlling leatherjacket larvae in your lawn. Natural control and killing of leatherjackets in lawn areas. They will have been in your lawn all winter. Nematodes are natural and some will be in your lawn already but applying more ensures they kill the grubs.
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. Crane fly leatherjackets. The following day if leatherjackets are the problem large numbers of grubs should be found on the lawn surface under the cover. 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 watering heavily by hose or by sprinkler. It can only be used in the right conditions the soil temperature must be above 12 degrees so application is recommended between july and october. The crane fly or daddy longlegs is the adult and the leather jacket the larvae. If the lawn was previously looking healthy and green then they will not have been doing much damage and the lawn was recovering quickly.
Nemasys leatherjacket killer should be applied to the lawn in april and or september. An old method which works is to cover the lawn area with a black plastic sheet at night in damp conditions. Nematodes are microscopic worms and certain species predate the leatherjackets. Furthermore the soil must be moist in order for the nematodes to survive once applied.
Biological insect control also known as nematodes treatment helps with leather jacket insect control. It contains microscopic worms called nematodes. To kill the leatherjackets in your lawn you ll need to apply a product called nemasys leatherjacket killer. This treatment may also be effective on very young grubs during april and may once the soil temperature is above 12 degrees.