Ornamentals Hotline Issue 12

June 17, 2015 in Uncategorized

Ash rust.  Photo credit:  Bob Mulrooney

Ash rust. Photo credit: Bob Mulrooney

Japanese maple scale on red maple.  Photo credit: Brian Kunkel

Japanese maple scale on red maple. Photo credit: Brian Kunkel

Ornamentals Hotline Issue 11

June 10, 2015 in Uncategorized

Camellia leaf gall.  Photo credit:  Nancy Gregory.

Camellia leaf gall. Photo credit: Nancy Gregory.

Bagworm in "dunce cap" stage.  Photo credit: Brian Kunkel.

Bagworm in “dunce cap” stage. Photo credit: Brian Kunkel.

Bagworm in pendulous bag stage. Photo credit: Brian Kunkel.

Bagworm in pendulous bag stage. Photo credit: Brian Kunkel.

Ornamentals Hotline Issue 10

June 4, 2015 in Uncategorized

Coleus downy mildew. Photo credit: Nancy Gregory

Coleus downy mildew. Photo credit: Nancy Gregory

Dieback on Leyland cypress.  Photo credit: Nancy Gregory

Dieback on Leyland cypress. Photo credit: Nancy Gregory

Cottony camellia scale close up.  Photo credit: Brian Kunkle

Cottony camellia scale close up. Photo credit: Brian Kunkle

Cottony maple scale.  Photo credit: Brian Kunkel

Cottony maple scale. Photo credit: Brian Kunkel

Ornamentals Hotline Issue 9

May 19, 2015 in Uncategorized

Anthracnose on maple.  Photo credit:  Nancy Gregory

Anthracnose on maple. Photo credit: Nancy Gregory

Daylily rust.  Photo credit: Nancy Gregory

Daylily rust. Photo credit: Nancy Gregory

Lacebug  close up. Photo credit: Brian Kunkel

Lacebug close up. Photo credit: Brian Kunkel

Lace bug adults, nymphs and tar spots. Photo credit: Brian Kunkel

Lace bug adults, nymphs and tar spots. Photo credit: Brian Kunkel

Azalea lace bug damage.  Photo credit:  Brian Kunkel

Azalea lace bug damage. Photo credit: Brian Kunkel

Ornamentals Hotline Issue 8

May 13, 2015 in Uncategorized

Botrytis blight on greenhouse stock.  Photo credit: Nancy Gregory

Botrytis blight on greenhouse stock. Photo credit: Nancy Gregory

Close up of oystershell scales and crawlers.  Photo credit: Brian Kunkel

Close up of oystershell scales and crawlers. Photo credit: Brian Kunkel

Don’t move firewood.  Photo credit:  Nancy Gregory

Don’t move firewood. Photo credit: Nancy Gregory

Cluster of oyster shell scales.  Photo credit: Brian Kunkel

Cluster of oyster shell scales. Photo credit: Brian Kunkel

Damage from oystershell scale on rose.  Photo credit: Brian Kunkel

Damage from oystershell scale on rose. Photo credit: Brian Kunkel

Ornamentals Hotline Issue 7

May 7, 2015 in Uncategorized

Small Insularis Boxwood cultivar 'Nana'. Photo credit: Nancy Gregory

Small Insularis Boxwood cultivar ‘Nana’. Photo credit: Nancy Gregory

Oedema on leaves of Camellia japonica.  Photo credit:  Nancy Gregory

Oedema on leaves of Camellia japonica. Photo credit: Nancy Gregory

Honey locust plant bug damage. Photo credit: Whitney Cranshaw: Colorado State University; bugwood.org

Honey locust plant bug damage. Photo credit: Whitney Cranshaw: Colorado State University; bugwood.org

Honeylocust plant bug.  Photo credit: John A. Weidhass; Virginia Polytechnic Institute and State University

Honeylocust plant bug. Photo credit: John A. Weidhass; Virginia Polytechnic Institute and State University

Ornamentals Hotline Issue 6

April 28, 2015 in Uncategorized

Boxwood leafminer larvae. Photo credit:  Nancy Gregory

Boxwood leafminer larvae. Photo credit: Nancy Gregory

Bacterial wetwood on Dogwood. Photo credit: J. Testa, Mt Cuba Center

Bacterial wetwood on Dogwood. Photo credit: J. Testa, Mt Cuba Center

Bacterial wetwood on dogwood. Photo credit: R. Larkin, Nemours Garden

Bacterial wetwood on dogwood. Photo credit: R. Larkin, Nemours Garden

Winter injury on liriope. Photo credit: Tomlinsonbomberger.

Winter injury on liriope. Photo credit: Tomlinsonbomberger.

Ornamentals Hotline Issue 5

April 22, 2015 in Uncategorized

Ambrosia beetle frass.  Photo credit: Brian Kunkel

Ambrosia beetle frass. Photo credit: Brian Kunkel

Ambrosia beetle damage on cherry. Photo credit: Brian Kunkel

Ambrosia beetle damage on cherry. Photo credit: Brian Kunkel

Golden canker on Cornus alternifolia. Photo credit: Nancy Gregory

Golden canker on Cornus alternifolia. Photo credit: Nancy Gregory

Monilinia on Kwanzan cherry. Photo credit: Nancy Gregory

Monilinia on Kwanzan cherry. Photo credit: Nancy Gregory

Ornamentals Hotline Issue 4

April 22, 2015 in Uncategorized

 

Galls of cedar-apple rust with telial spore horns. Photo credit: Glenn Gladders

Galls of cedar-apple rust with telial spore horns. Photo credit: Glenn Gladders

Easter tent caterpillar web webbing. Photo credit: Brian Kunkel

Easter tent caterpillar web webbing. Photo credit: Brian Kunkel

Egg mass of Eastern tent caterpillar. Photo credit: Brian Kunkel

Egg mass of Eastern tent caterpillar. Photo credit: Brian Kunkel

Phomopsis galls on forsythia.  Photo credit: Nancy Gregory

Phomopsis galls on forsythia. Photo credit: Nancy Gregory

Ornamentals Hotline Issue 3

April 10, 2015 in Uncategorized

Leaf spotting characteristic of boxwood blight.  Photo credit: Nancy Gregory

Leaf spotting characteristic of boxwood blight. Photo credit: Nancy Gregory

Forsythia x intermedia in bloom corresponding to Eastern tent caterpillar hatch.  Photo credit: Tracy Wootten

Forsythia x intermedia in bloom corresponding to Eastern tent caterpillar hatch. Photo credit: Tracy Wootten

Magnolia stellata in bloom corresponding to Eastern Tent Caterpillar hatch.  Photo credit:  Tracy Wootten

Magnolia stellata in bloom corresponding to Eastern tent caterpillar hatch. Photo credit: Tracy Wootten

Spore masses of Calonectria (white) and Volutella  (orange). Photo credit: Nancy Gregory

Spore masses of Calonectria (white) and Volutella (orange). Photo credit: Nancy Gregory