The Morton Arb

Articles in category: Plant Health Care Reports

• August 28, 2009 Plant Health Care Report

  Published in butternut canker, An Ounce of Prevention in the Autumn, bullseye leaf spot, common ragweed, Emerald Ash Borer, milkweed tussock moth, Pestalotiopsis blight, phomopsis on Douglas fir, smooth patch, soldier beetle, stinkhorns, yellow-necked caterpillars
  This issue contains details on:emerald ash borer, yellow-necked caterpillar, milkweed tussock moth, soldier beetle, Phomopsis on Douglas fir, butternut canker, Pestalotiopsis blight, bullseye leaf spot, smooth patch, stinkhorns,common ragweed,An...

• August 14, 2009 Plant Health Care Report

  Published in construction damage, teasel, dodder, dog vomit slime mold, Botrytis, Melampsora rust, tar spot of maple, linden leaf spot, bluegrass rust, Stigmina on spruce, honeysuckle aphids, fall webworm, milkweed bugs, sycamore tussock moth
  This issue contains details on:sycamore tussock moth, milkweed bugs, fall webworm, honeysuckle aphids, Stigmina on spruce, bluegrass rust, linden leaf spot, tar spot of maple, Melampsora rust, Botrytis, dog vomit slime mold, dodder,teasel, Taking...

• July 31, 2009 Plant Health Care Report

  Published in birds-foot trefoil, new education brochure, leaf drop due to dry weather, Septoria leaf spot on dogwood, lily-of-the-valley anthracnose, thyronectria canker, measles on peony, hummingbird clearwing moth, galls on fragrant sumac, cicadas
  This issue contains details on: dog day cicadas, galls on fragrant sumac, hummingbird clearwing moth, measles on peony, thyronectria canker, lily-of-the-valley anthracnose, Septoria leaf spot on dogwood, leaf drop due to dry weather, new education...

• July 24, 2009 Plant Health Care Report

  Published in purslane, new disease book, herbicide damage, monarda rust, basal rot, yellowwood anthracnose, phomopsis gall on forsythia, phomopsis tip blight on juniper, Lopidea staphyleae, solitary oak leafminers, scarlet oak awflies, two-spotted spider mites, peach tree adults, gypsy moth adults
  This issue contains details on the following: gypsy moth adults, peach tree borers, two-spotted spider mites, scarlet oak sawflies, solitary oak leafminers, Lopidea staphyleae, Phomopsis tip blight on juniper, Phomopsis gall on forsythia, yellowwood...

• July 17, 2009 Plant Health Care Report

  Published in pokeweed, remontant flowers, goldenrod rust, purple eye leaf spot, volutella leaf and stem blight, boxwood leafminer damage, boxwood mites, two-marked tree hoppers, cypress twig galls
  This issue contains details about: cypress twig galls, two-marked tree hoppers, boxwood mites, boxwood leafminer damage, volutella leaf and stem blight on boxwood, purple eye leaf spot, goldenrod rust, remontant flowers, pokeweed (Phytolacca...

• July 10, 2009 Plant Health Care Report

  Published in Tilia lacebug, oblique-banded leafroller, twig girdler, ailanthus webworm, Europoean elm scale, red milkweed beetle, sumac leaf beetle, Botryosphaeria canker, mayapple rust, common lamb's-quarters
  This issue contains details on:Tilia lacebug, oblique-banded leafroller, twig girdler and pruner, ailanthus webworm, European elm scale, red milkweed beetle, sumac leaf beetle, Botryosphaeria canker, mayapple rust, and common...

• July 4, 2009 Plant Health Care Report

  Published in Japanese beetles, magnolia scale, earwigs, cottony maple scale, leafhoppers, redbud leaffolder, honeysuckle blight, azalea gall, guignardia, viburnum leaf beetle, poison ivy
  This issue contains details on items including: Japanese beetles, magnolia scale, earwigs, cottony maple scale, leafhoppers, redbud leaffolder, honeysuckle blight, azalea gall, Guignardia, Sightings elsewhere: Viburnum leaf beetle, poison...

• June 26, 2009 Plant Health Care Report

  Published in pennycress, wild carrot, Chlorosis, diplodia tip blight, Oak Wilt, Dutch elm disease, fireflies, six-spotted tiger beetle, hedgehog gall, pear leaf blister mite, viburnum crown borer, BAGWORMS
  This issue contains details on many items including: bagworms, viburnum crown borer, pear leaf blister mite, hedgehog gall, six-spotted tiger beetle, fireflies, Dutch elm disease, oak wilt, Diplodia tip blight, chlorosis, wild carrot,...

• June 19,2009 Plant Health Care Report

  Published in Rose midge, Woolly larch adelgid, Aesculus leafminer, Pine false webworm, Oak bullet gall, Spot anthracnose, Rose rust, Island chlorosis, Septoria leaf spot, Field bindweed, Curly dock, Black Vine Weevil
  This issue contains details on many items including:Black vine weevil damageRose midgeWoolly larch adelgidAesculus leafminerPine false webwormRose rustIsland chlorosisSeptoria leaf spotField bindweedCurly dockDownload the report to pdf

• June 12,2009 Plant Health Care Report

  Published in Pear slug sawfly, Currant spanworm, Black medic, Creeping Charlie, Black spot on rose, Powdery mildew, Erineum patch gall on beech, Lady bird beetle larva, Balsam twig aphid, Oak shothole leafminer
  This issue contains details on many items including:Currant spanwormPear slug sawflyBalsam twig aphidOak shothole leafminerLady bird beetle larvaErineum patch gall on beechPowdery mildewBlack spot on roseCreeping CharlieBlack medicDownload the...

• June 5, 2009 Plant Health Care Report

  Published in Ash/lilac borer, Elm leafminer, Hawthorn leafminer, Azalea bark scale, Oak leaftier, Redbanded leafroller, Beech blight aphid, Hackberry nipple gall, Cedar-quince rust, Cedar-hawthorn rust on hawthorn, Phomopsis canker on kerria, Daylily leaf streak, Wetwood, Yellow woodsorrel, broadleaf plantain, Alder leafminer, elm flea
  This issue contains details on many items including:Ash/lilac borerAlder leafminerElm leafminerEuropean elm flea weevil updateHawthorn leafminerAzalea bark scaleOak leaftierRedbanded leafrollerBeech blight aphidHackberry nipple gallCedar-quince...

• May 29, 2009 Plant Health Care Report

  Published in downy leaf spot, cedar-apple rust, frog-eye leaf spot, sycamore anthracnose, oak leaf blister, peach leaf curl, Apple Scab, imported willow leaf beetle, bristly roseslug sawfly, ash flower gall, boxwod psyllid, four-lined plant bug
  This report contains four-lined plant bug, boxwod psyllid, ash flower gall, bristly roseslug sawfly, imported willow leaf beetle, apple scab, peach leaf curl, oak leaf blister, sycamore anthracnose, frog-eye leaf spot, cedar-apple rust, and downy...

• May 22, 2009 Plant Health Care Report

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

• May 15, 2009 Plant health Care Report

  Published in Aphids, Wild violet, Corn speedwell, Squirrel damage, Ash anthracnose, Spittle bug, Erineum gall on Linden, Alder leafminer, Spiny witch hazel gall aphid, Spruce spider mite, Ash plant bug, Euonymus webworm, Elm bark beetle
  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 8, 2009 Plant Health Care Report

  Published in Tulip fire, Cedar rusts, Henbit, Shepherd’s purse, Spruce needleminer, Juniper webworm, weevil, Gypsy moth, elm flea
  This issue contains details on many items including: Gypsy mothEuropean elm flea weevilJuniper webwormSpruce needleminerShepherd’s purseHenbitCedar rustsTulip fire Download the May 8, 2009 Report Here- (PDF format)

• May 1, 2009 Plant Health Care Report

  Published in sawfly larvae, Apple Scab, European pine sawfly, Eastern tent caterpillar, Oystershell scale, Cryptodiaporthe canker, golden canker, seasonal needle drop, Dandelion, Arborvitae leafminer, White clover, Caterpillars
  This issue contains details on many items including: Caterpillars and sawfly larvae Eastern tent caterpillar European pine sawfly Arborvitae leafminer Oystershell scale Apple scab Cryptodiaporthe canker (golden canker) Seasonal needle drop...

• April 17, 2009 Plant Health Care Report

  Published in Woolly alder aphid, Volutella stem and leaf blight, Larch casebearer, Rhizosphaera, Aphids, Cytospora canker of spruce, Hemlock rust mite, Larch casebaerer, Lophodermium, spiny rose gall
  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 17, 2009 REPORT...

• April 3, 2009 Plant Health Care Report

  Published in BAGWORMS, winter damage, voles, salt, rabbits, plant health care, pine bark adelgids, PHC, Oak Wilt, hemlock needleminers, gypsy moths, dothistroma, deer, April, witches broom of hackberry
    Plant Health Care Report from April 3, 2009. Topics include: rabbits,   Download the report- (PDF)

• 2007 Plant Health Care Reports

  Published in tree disease, phenological indicators, insect sightings
  The Morton Arboretum's Plant Health Care (PHC) reports are posted bi-weekly during April and August and weekly from May through July. Each report summarizes current tree disease and insect sightings for northeastern Illinois. The reports also...

• 2008 Plant Health Care Reports

  Published in tree disease, insect sightings, phenological indicators
  The Morton Arboretum's Plant Health Care (PHC) reports are posted bi-weekly during April and August and weekly from May through July. Each report summarizes current tree disease and insect sightings for northeastern Illinois. The reports also...