2009 Plant Health Care Reports
Issue 1: Bagworms, Gypsy moth egg masses, European pine sawfly eggs, Pine bark adelgid, Hemlock needleminer, Witches' broom of hackberry, Dothistroma needle blight, Oak wilt, Vole damage, Rabbit damage, Deer damage, Winter damage, Salt damage
| 4-03-09.pdf |
Issue 2: Hemlock rust mite, Wolly alder aphid, Larch casebearer, Spiny rose gall, Lophodermium, Rhizosphaera, Volutella stem and leaf blight, Cytospora canker, Black knot
Article: The disease triangle: an essential tool
Article: The disease triangle: an essential tool
| 4-17-09_issue_2.pdf |
Issue 3: Caterpillars and sawfly larvae, Eastern tent caterpillar, European pine sawfly, Arborvitae leafminer, Oystershell scale, Apple scab, Cryptodiaporthe canker (golden canker), seasonal leaf drop, Dandelion, White clover
Article: Weeds!
Article: Weeds!
| 5-01-2009.pdf |
Issue 4: Gypsy moth, European elm flea weevil, Juniper webworm, Spruce needleminer, Cedar rusts, Tulip fire, Shepher'd purse, Henbit
| 5-08-2009.pdf |
Issue 5: Elm bark beetle, Euonymus webworm, Ash plant bug, Spruce spider mite, Spiny witch hazel gall aphid, Alder leafminer, Erineum gall, Spittle bug, Ash anthracnose, Squirrel damage, Corn speedwell, Wild violet
| 5-15-2009.pdf |
Insects
• Aphids
• Honey locust plant bug
• Azalea sawfly
• Cankerworm
• Euonymus scale
• Pine needle scale
• Slugs
• Columbine leafminer
• Oak apple gall
• Maple bladder gall
• Eriophyid mite gall on prunus
• Leafroller on hawthorn
Diseases
• Fire blight
• Rose rosette
• Maple anthracnose
• Oak anthracnose
Weed Note
• Garlic mustard
• Bull thistle
• Hosta virus X
• Crown rust on buckthorn
• Aphids
• Honey locust plant bug
• Azalea sawfly
• Cankerworm
• Euonymus scale
• Pine needle scale
• Slugs
• Columbine leafminer
• Oak apple gall
• Maple bladder gall
• Eriophyid mite gall on prunus
• Leafroller on hawthorn
Diseases
• Fire blight
• Rose rosette
• Maple anthracnose
• Oak anthracnose
Weed Note
• Garlic mustard
• Bull thistle
• Hosta virus X
• Crown rust on buckthorn
| 5-22-2009.pdf |
Insects
• Four lined plant bug
• Boxwood psyllid
• Ash flower gall
• Bristly roseslug sawfly
• Imported willow leaf beetle
Diseases
• Apple scab
• Peach leaf curl
• Oak leaf blister
• Sycamore anthracnose
• Frog-eye leaf spot
• Cedar apple rust on crabapple
• Downy leaf spot
• Four lined plant bug
• Boxwood psyllid
• Ash flower gall
• Bristly roseslug sawfly
• Imported willow leaf beetle
Diseases
• Apple scab
• Peach leaf curl
• Oak leaf blister
• Sycamore anthracnose
• Frog-eye leaf spot
• Cedar apple rust on crabapple
• Downy leaf spot
| 5-29-2009.pdf |
Insects
• Ash/lilac borer
• Alder leafminer
• Elm leafminer
• European flea weevil update
• Hawthorn leafminer
• Azalea bark scale
• Oak leaftier
• Redbanded leafroller
• Beech blight aphid
• Hackberry nipple gall
Diseases
• Cedar quince rust
• Cedar-hawthorn rust on hawthorn
• Phomopsis canker on kerria
• Daylily leaf streak
• Wetwood
Weed Note
• Yellow woodsorrel
• Broadleaf plantain
• Ash/lilac borer
• Alder leafminer
• Elm leafminer
• European flea weevil update
• Hawthorn leafminer
• Azalea bark scale
• Oak leaftier
• Redbanded leafroller
• Beech blight aphid
• Hackberry nipple gall
Diseases
• Cedar quince rust
• Cedar-hawthorn rust on hawthorn
• Phomopsis canker on kerria
• Daylily leaf streak
• Wetwood
Weed Note
• Yellow woodsorrel
• Broadleaf plantain
| 6-5-2009.pdf |
Insects
• Currant spanworm
• Pear slug sawfly
• Balsam twig aphid
• Oak shothole leafminer
• Lady bird beetle larva
• Erineum patch gall on beech
Diseases
• Powdery mildew
• Black spot on rose
Weed Note
• Creeping Charlie
• Black medic
• Currant spanworm
• Pear slug sawfly
• Balsam twig aphid
• Oak shothole leafminer
• Lady bird beetle larva
• Erineum patch gall on beech
Diseases
• Powdery mildew
• Black spot on rose
Weed Note
• Creeping Charlie
• Black medic
| 6-12-2009.pdf |
Insects
• Black vine weevil damage
• Rose midge
• Woolly larch adelgid
• Aesculus leafminer
• Pine false webworm
• Oak bullet gall
Diseases
• Spot anthracnose
• Rose rust
• Island chlorosis
• Septoria leaf spot
Weed Note
• Field bindweed
• Curly dock
• Black vine weevil damage
• Rose midge
• Woolly larch adelgid
• Aesculus leafminer
• Pine false webworm
• Oak bullet gall
Diseases
• Spot anthracnose
• Rose rust
• Island chlorosis
• Septoria leaf spot
Weed Note
• Field bindweed
• Curly dock
| 6-19-2009.pdf |
Insects
• Bagworm
• Viburnum crown borer
• Pear leaf blister mite damage
• Hedgehog gall
• Six-spotted tiger beetle
• Fireflies
Diseases
• Dutch elm disease
• Oak wilt
• Diplodia tip blight
Weed Note
• Wild carrot
• Pennycress
Miscellaneous
• Chlorosis
• Bagworm
• Viburnum crown borer
• Pear leaf blister mite damage
• Hedgehog gall
• Six-spotted tiger beetle
• Fireflies
Diseases
• Dutch elm disease
• Oak wilt
• Diplodia tip blight
Weed Note
• Wild carrot
• Pennycress
Miscellaneous
• Chlorosis
| 6-26-2009.pdf |
Insects
• Japanese beetles
• Magnolia scale
• Earwigs
• Cottony maple scale
• Leafhoppers
• Redbud leaffolder
Diseases
• Honeysuckle blight
• Azalea gall
• Guignardia
Sightings Elsewhere
• Viburnum leaf beetle
Weed Note
• Poison ivy
• Japanese beetles
• Magnolia scale
• Earwigs
• Cottony maple scale
• Leafhoppers
• Redbud leaffolder
Diseases
• Honeysuckle blight
• Azalea gall
• Guignardia
Sightings Elsewhere
• Viburnum leaf beetle
Weed Note
• Poison ivy
| 07-04-2009.pdf |
Insects
• Tilia lacebug
• Oblique banded leafroller
• Twig girdlers and pruners
• Ailanthus webworm
• European elm scale
• Red milkweed beetle
• Sumac leaf beetle
Diseases
• Botryosphaeria canker
• Mayapple rust
Weed Note
• Common lamb’s-quarters (Chenopodium album)
• Tilia lacebug
• Oblique banded leafroller
• Twig girdlers and pruners
• Ailanthus webworm
• European elm scale
• Red milkweed beetle
• Sumac leaf beetle
Diseases
• Botryosphaeria canker
• Mayapple rust
Weed Note
• Common lamb’s-quarters (Chenopodium album)
| 07-11-2009.pdf |
Insects
• Cypress twig galls
• Two-marked tree hoppers
• Boxwood mites
• Boxwood leafminer damage
Diseases
• Volutella leaf and stem blight on boxwood
• Purple eye leaf spot
• Goldenrod rust
Miscellaneous
• Remontant flowers
Feature article:
• Top Ten Ways to Kill Your Trees
By Stephanie Adams, M.S.
Weed Note
• Pokeweed (Phytolacca americana)
• Cypress twig galls
• Two-marked tree hoppers
• Boxwood mites
• Boxwood leafminer damage
Diseases
• Volutella leaf and stem blight on boxwood
• Purple eye leaf spot
• Goldenrod rust
Miscellaneous
• Remontant flowers
Feature article:
• Top Ten Ways to Kill Your Trees
By Stephanie Adams, M.S.
Weed Note
• Pokeweed (Phytolacca americana)
| 07-17-2009.pdf |
Insects
• Gypsy moth male adults
• Peach tree borers
• Two-spotted spider mites
• Scarlet oak sawflies
• Solitary oak leafminers
• Lopidea staphyleae
Diseases
• Phomopsis tip blight on juniper
• Phomopsis gall on forsythia
• Yellowwood anthracnose
• Basal rot caused by Rhizoctonia solani
• Monarda rust
Miscellaneous:
• Herbicide damage
• New disease book
Weed Note
• Purslane (Portulaca oleracea)
• Gypsy moth male adults
• Peach tree borers
• Two-spotted spider mites
• Scarlet oak sawflies
• Solitary oak leafminers
• Lopidea staphyleae
Diseases
• Phomopsis tip blight on juniper
• Phomopsis gall on forsythia
• Yellowwood anthracnose
• Basal rot caused by Rhizoctonia solani
• Monarda rust
Miscellaneous:
• Herbicide damage
• New disease book
Weed Note
• Purslane (Portulaca oleracea)
| 07-24-2009.pdf |
Insects
• Dog day cicadas
• Galls on fragrant sumac
• Hummingbird clearwing moth
Diseases
• Measles on peony
• Thyronectria canker
• Lily-of-the-valley anthracnose
• Septoria leaf spot of dogwood
Miscellaneous:
• Leaf drop due to dry weather
• New Fall Education Brochure Available!
Weed Note
• Birds-foot trefoil (Lotus corniculatus)
• Dog day cicadas
• Galls on fragrant sumac
• Hummingbird clearwing moth
Diseases
• Measles on peony
• Thyronectria canker
• Lily-of-the-valley anthracnose
• Septoria leaf spot of dogwood
Miscellaneous:
• Leaf drop due to dry weather
• New Fall Education Brochure Available!
Weed Note
• Birds-foot trefoil (Lotus corniculatus)
| 07-31-2009.pdf |
Insects
• Sycamore tussock moth
• Milkweed bugs
• Fall webworm
• Honeysuckle aphid
Diseases
• Stigmina on spruce
• Bluegrass rust
• Linden leaf spot
• Tar spot of maple
• Melampsora rust
• Botrytis
Miscellaneous
• Dog vomit slime mold
• Dodder
•
Weed Note
• Teasel (Dipsacus spp.)
Feature Article
• Taking care of your trees during construction
By Stephanie Adams, M.S.
• Sycamore tussock moth
• Milkweed bugs
• Fall webworm
• Honeysuckle aphid
Diseases
• Stigmina on spruce
• Bluegrass rust
• Linden leaf spot
• Tar spot of maple
• Melampsora rust
• Botrytis
Miscellaneous
• Dog vomit slime mold
• Dodder
•
Weed Note
• Teasel (Dipsacus spp.)
Feature Article
• Taking care of your trees during construction
By Stephanie Adams, M.S.
| 08-14-09.pdf |
Insects
• Emerald Ash Borer Update
• Yellow necked caterpillars
• Milkweed tussock moth
• Soldier beetle
Diseases
• Phomopsis on Douglas fir
• Butternut canker
• Pestalotiopsis blight
• Bullseye leaf spot
• Smooth patch
Miscellaneous:
• Stinkhorns
Weed Note
• Common ragweed (Ambrosia artemisiifolia)
Feature article
• An Ounce of Prevention in the Autumn
By Stephanie Adams, M.S.
• Emerald Ash Borer Update
• Yellow necked caterpillars
• Milkweed tussock moth
• Soldier beetle
Diseases
• Phomopsis on Douglas fir
• Butternut canker
• Pestalotiopsis blight
• Bullseye leaf spot
• Smooth patch
Miscellaneous:
• Stinkhorns
Weed Note
• Common ragweed (Ambrosia artemisiifolia)
Feature article
• An Ounce of Prevention in the Autumn
By Stephanie Adams, M.S.
| 08-28-09.pdf |
| 2009_phcr_index.pdf |