I was shocked, on a recent sunny day to see masses of leaf hoppers around my rhododendrons. Image of protection, kingdom, wildlife - 147539178 Distribution: Found mainly in southern and central England Months seen: June to October. However, treating leafhoppers must involve careful monitoring, as sprays are most effective before adults appear. Generally not enough eggs are laid in rhododendron leaves to detract from the appearance of the plants, so control measures are not usually necessary. It is one of very few insects to feed on Rhododendrons (both the adults and larvae feed on the sap), flourishing wherever bushes are present. Common host plants include maple, apple, cottonwood, dogwood, oak, poplar, willow and ornamental plants. The Rhododendron leafhopper is a colourful bug that, as is name suggests, can be found on Rhododendron bushes in the south of the country. It was introduced to Europe in the early 1900s, and can now be found widely in southern Britain. Weed control companies calgary blue fibreglass canoe — directing eyes open to any smoking weed ! Sign up for our newsletter. There are no easy control measures for rhododendron leafhopper. Many people do not bother with leafhopper control in lawns, as the damage is extremely hard to spot. Rhododendron leafhopper has one generation a year and it overwinters as eggs that are laid during late summer-autumn in developing flower buds. This may only be feasible on smaller plants. Nurseries often use a systemic spray on trees and bushes. Controlling Flying Pests To control the damage that can be done to rhododendron leaves by the insects that immigrate to your garden, you need to control the population of these pesky invaders. More on Mildew by Fred Minch Pests Of Rhododendrons by Arthur L. Antonelli Insecticidal Soap As An Azalea Lace Bug Control by Stanton A. Gill & Michael J. Raupp The Rhododendron Leafhopper is a colourful bug which, as is name suggests, is found on Rhododendron bushes in the south of the country. Apply insecticides. However, some homeowners use insecticidal sprays on their lawns, which seem to do an admirable job at controlling populations. 997. An introduced species, the Rhododendron leafhopper is a striking mix of green and red, with a black stripe across its face. An introduced species, the Rhododendron leafhopper is a striking mix of green and red, with a black stripe across its face. The immature leafhoppers are usually found on the underside of leaves so be sure to spray there also. Insecticidal soaps can be used when the leafhoppers are young; but because of their mobility, they are difficult to eradicate completely. With in-depth features, Expatica brings the international community closer together. It is vital not to over fertilize plants, as this will only encourage leafhopper activity. RHS statement on pesticides in horticulture, RHS Registered Charity no. Pesky leafhoppers are tiny insects with an insatiable appetite. It feeds on rhododendron sap and, like the plant, is not native to the UK, hailing originally from the southern part of the Appalachian Mountains in North America. Row cover fabric in early summer can be used to exclude leafhoppers from small shrubs. Articles. The most common pests of rhododendrons and azaleas in Maryland are lace bugs, azalea bark scale, rhododendron borer, and weevils. However, flower buds infected with bud blast can be picked off and disposed of to reduce the amount of fungal spores being released in the vicinity of the plants. ) Avoid over fertilizing with nitrogen which promotes lush green growth that in turn attracts leafhoppers and other pests such as aphids. Other diseases of Rhododendron include petal blight, leaf gall, and leaf spots. This Red Banded Leafhopper secretes a 'honeydew' substance, which contains a lot of sugar, often causing ants to care for them as they do aphids. After searching on Bugguide.net, I figured out that this is actually a Rhododendron Leafhopper! We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.