Laurel plant are large shrub or belittled Tree with susceptibleness to a wide variety of pest trouble . Knowing the symptom to look for will assist you identify the fussy problem . acquaint yourself with forethought demand , unwashed plague and control methods for healthy honour in your home garden .

Preventive Care

pest are less probable to attack vigorous plant and more potential to set on accented or dampen plants . Proper care greatly increase your Arthur Stanley Jefferson Laurel shrub ’s ability to resist or fight gadfly infestations . farm laurels in full sun picture to fond shade . Laurels prefer moist , well - drained filth high in organic message , according to the Clemson University Extension .

Pests

Shothole rock drill are a eccentric of bark beetle that infests English laurel shrubs as well as yield trees and woody plants , concord to the University of California IPM Online . The shothole rock drill ( Scolytus rugulosus ) is small with a piston chamber - like form and a hard body . The woodborer are black , red or dark-brown depending on the species . Aphids are a sucking plague that overrun a huge array of host plants , including the Arthur Stanley Jefferson Laurel . Aphid bodies are small and appear reddish , brown , pitch-black , yellow or green .

Symptoms and Damage

Shothole borers jaw a " buckshot pattern of golf hole " into bark on laurels ; damage includes branchlet dieback and woody Stan Laurel parts that turn into a gummy , gum - comparable substance due to tissue death . aphid introduce their mouth into plant tissue and breastfeed out the fluid , leaving behind a sugary liquidity called honeydew . The honeydew serves as a perfect environment for the germination of fungi that make a disease call in coal-black mold . Look for a blackish mold on leaf Earth’s surface as a planetary house of aphid infestation , accord to the University of California IPM Online . give damage cause inadequate shoot maturation and small enhancive injury to malformed , discolored leaves that seem yellow .

Natural Control

transfer and destroy affected plant parts for any type of pest plague on Arthur Stanley Jefferson Laurel shrubs . hygienize pruning shears between every cut and from one laurel to the next to prevent the spreading of pest infection . Make light cut to avoid the world of wounds that injure the bush and through which gadfly invade . For aphids , use a powerful stream of water to labour pests from plant surfaces , according to the University of California IPM Online .

Chemical Control

Chemical controls usable to home growers will not control shothole borer . touch a professional for a pyrethroid insecticide treatment of your bay wreath shrub at first sign of a problem or as a preventive touchstone . Once borer enter the tree and lay testicle , insecticidal treatments often can not cure the trouble . chemical substance pop aphids on the spot but do not have residual ascendency . take over treatments are often necessary . Spray all leaf with insecticidal soap or neem oil , according to the University of California IPM Online .

References

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