Leather Jackets In Lawns Insecticides
How can you control leatherjackets.
Leather jackets in lawns insecticides. 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. Leatherjackets are the larvae of crane flies or daddy-longlegs. Environmental legislation withdrew all professional and home use insecticides in 2015.
These worms actively prey on Leatherjackets attacking them through openings in their bodies and infecting them with a fatal bacteria. Lawn damage cause by an animal finding leatherjackets. As an extra integrated control measure there is now evidence that treating the affected lawn or turf with a slow release nitrogen based fertiliser containing calcium cyanamide aids recovery of leather jackets damaged lawns and turf by the metabolites damaging the leather jacket larvae.
It is always a bit hard to tell ahead of time if Leather Jacket larvae are likely to cause problems to our lawns during the forthcoming winter and spring but following the mildest winter on record during the winter of 20152016 conditions have been perfect for Leather Jackets. Since 2016 all effective pesticides to control Leather Jackets have been banned from the UK in both the horticultural and agricultural sector therefore there is no longer any chemical control available. Currently there are no approved insecticides for the control of leatherjackets.
In a healthy lawn 25 Leather jackets per square foot of lawn will cause damage. Dig down 4 inches. Control of leatherjacket grubs.
Follow the directions on the package label for administration instructions. Environmental legislation withdrew all professional and home use insecticides in 2015. Grub killer is usually available at garden centres.
Although in 2018 and 2019 emergency authorisation of Syngenta insecticide Acelepryn was approved for the control of chafer grubs and leatherjackets. Biological control is available for controlling leatherjackets in lawns flower beds and vegetable plots. Cut a 6-12-inch-square of sod.