The Morton Arb

Articles tagged Aphids

• Aphids (Aphis spp.)

  | Category: Insects & Diseases | Tags: Aphis spp., Aphids
  There are many species of aphids, varying in size, color and habitat. As individuals, they do little harm to a host plant, but large infestations can produce severe damage. While their behavior is determined largely by food preference and feeding...

• April 16, 2009 Plant Health Care Report

  | Category: PHC Reports Archive | Tags: spiny rose gall, Lophodermium, Larch casebaerer, Hemlock rust mite, Cytospora canker of spruce, Aphids, Rhizosphaera, Larch casebearer, Volutella stem and leaf blight, Woolly alder aphid
  This issue contains details on many items including: Hemlock rust miteWoolly alder aphidLarch casebearerSpiny rose gallLophodermiumRhizosphaeraVolutella stem and leaf blightCytospora canker of spruceBlack knot DOWNLOAD THE APRIL 16, 2009 REPORT...

• May 15, 2009 Plant health Care Report

  | Category: PHC Reports Archive | Tags: Elm bark beetle, Euonymus webworm, Ash plant bug, Spruce spider mite, Spiny witch hazel gall aphid, Alder leafminer, Erineum gall on Linden, Spittle bug, Ash anthracnose, Squirrel damage, Corn speedwell, Wild violet, Aphids
  This issue contains details on many items including:Elm bark beetleEuonymus webwormAsh plant bugSpruce spider miteSpiny witch hazel gall aphidAlder leafminerErineum gall on LindenSpittle bugAsh anthracnoseSquirrel damageCorn speedwellWild...

• May 22, 2009 Plant Health Care Report

  | Category: PHC Reports Archive | Tags: Aphids, Honey Locust Plant Bug, Azalea sawfly, Cankerworm, Euonymus scale, Pine needle scale, Slugs, Columbine leafminer, Oak apple gall, Maple bladder gall, Leafroller on hawthorn, Eriophyid mite gall on prunus, Fire Blight, Rose rosette, Maple anthracnose, Oak anthracnose, Hosta virus X, Crown rust on buckthorn, Garlic mustard, Bull thistle, Apple Scab
  This issue contains details on many items including:Aphids Honey locust plant bug Azalea sawfly Cankerworm Euonymus scalePine needle scaleSlugsColumbine leafminerOak apple gallMaple bladder gallEriophyid mite gall on prunusFire blightRose...

• Plant Health Care Report, May 20, 2011 (Issue 2011.05)

  | Category: PHC Reports Archive | Tags: weather, Aphids, Apiognomonia veneta, sycamore anthracnose, Venturia inaequalis, Apple Scab, peach leaf curl, Taphrina deformans, Dibotryon morbosum, Rose, Black Knot, Chicago, Illinois, The Morton Arboretum
  May 20,...