Green Roof Grub Infestations In Maryland

Plant science graduate students set up two green roof research locations one at the university of maryland research greenhouse in march 2012 and one on the roof of the plant sciences building in spring 2013.

Green roof grub infestations in maryland.

The friendly neighborhood lawn technicians at green lawn fertilizing are here to help. However infestations on green roofs do occur. The brown marmorated stink bug halyomorpha halys is an insect in the family pentatomidae native to china japan and other asian regions. Between the two locations a total of 390 green roof modules were built.

Last fall we helped swarthmore college diagnose and treat a white grub infestation on one of their green roofs. Last fall we helped swarthmore college diagnose and treat a white grub infestation on one of their green roofs. Grubs feed on the roots of grass and other plants. Rockville is a country seat and a major incorporated city based in montgomery county in the state of maryland in the united states the city has several upscale shopping centers and is also a major retailing hub in montgomery county the overall population of rockville is more than 61 300 and is the third largest incorporated city in montgomery county maryland.

However infestations on green roofs do occur. I code of maryland regulations comar 26 17 02 ii 2000 maryland stormwater design manual volumes i ii mde october 2000 and supplement 1. How to get rid of japanese beetle adults. Beetles skeletonize leaves and chew flowers.

If a patch of grass lifts up like a carpet with no roots holding it down you likely have an infestation of lawn grubs. Reseed damaged areas with fresh grass seed. Larvae are fat white grubs with brown heads. The effects of green roofs for all rainfall events in excess of the one year storm.

Don t let your lawn fall victim to the ravages of lawn grubs. We know how to end grub infestations the natural way to prevent you from experiencing the problems associated with lawn grubs. Adult insects are metallic blue green and bronze 1 2 inch beetles. If you have irregular patches of grass that are brown and dry check to see if a patch easily peels away from the soil.

Get rid of existing grubs by spraying the yard with beneficial nematodes. Lawn grub damage is usually visible from late summer and peaking in the early fall. Shake them from plants into a jar of soapy water early in the morning when they re less active. Kill grubs by dropping them in a bucket of soapy water.

Over 2 million data points were collected during the 2012 2013 year. Dealing with grub damaged lawns is a two step process. In september 1998 it was collected in allentown pennsylvania where it is believed to have been accidentally introduced. Nematodes destroy grubs which are beetle larvae from the inside out.

By recognizing the infestation signs early the college s professional horticulture team was able to control the grub problem through organic pest control methods. Late summer or early fall.