Plant |
Pest |
Action |
Andromeda |
![Andromeda Lacebug](/images/garden/pest/andromdea_lacebug.jpg) |
Andromeda Lacebug
|
Inspect underside of new growth for nymphs. Treat with K+ Neem Oil if needed.
|
Arborvitae |
![Arborvitae Leafminer](/images/garden/pest/arbleafmincat_photobyJADavdson.jpg) |
Arborvitae Leafminer
|
Shake bush and look for tiny white moths. Treat with Monterey Garden Insect Spray if needed.
|
Beech |
![Woolly Beech Aphid](/images/garden/pest/woolybeach.jpg) |
Woolly Beech Aphid
|
Treat early before natural enemies arrive with Garden Tech’s Sevin.
|
Birch |
![Typical Aphid shape](/images/garden/pest/typicalaphid.jpg) |
Aphids
|
Check for natural enemies before making treatment decision.
|
Boxwood |
![Boxwood Mite](/images/garden/pest/boxwoodmines.jpg) |
Boxwood Mite
|
Inspect for reddish nymphs on underside of leaves. Insecticidal Soaps and Horticultural Oils may require multiple applications.
|
|
![Boxwood Psyllid](/images/garden/pest/boxwoodpys.jpg) |
Boxwood Psyllids
|
Inspect tips of new growth for waxy nymphs. Treatment may be too late to prevent damage.
|
Cherry |
![Eastern Tent Caterpillar](/images/garden/pest/et_caterpillar.jpg) |
Eastern Tent Caterpillar
|
Inspect for larvae, webs and plant injury.
|
Crabapple |
Dogwood |
![Dogwood Borer](/images/garden/pest/dogwood_borer.jpg) |
Dogwood Borer
|
Inspect trunk and large branches for holes and fresh sawdust. Destroy by hand or treat with nematodes.
|
Euonymus |
![Euonymus caterpillar](/images/garden/pest/EuonymusCaterpillar.jpg) |
Euonymus Caterpillar
|
Inspect tips for yellow larvae and silk. Young larvae vulnerable to Thuricide or Bonide Capt. Jack’s Dead Bug pesticide.
|
Hardwoods |
![Cankerworms](/images/garden/pest/cankerworm3.jpg) |
Cankerworms
|
Inspect leaves for holes and larvae. Probably too late for Thuricide. Treat with Monterey Garden Insect Spray if needed.
|
![Forest Tent Caterpillar](/images/garden/pest/foresttent.jpg) |
Forest Tent Caterpillar
|
Inspect leaves for caterpillars. Probably too late for Thuricide. Treat with Monterey Garden Insect Spray if needed.
|
![Gypsy Moth](/images/garden/pest/gypsymoth.jpg) |
Gypsy Moth
|
Inspect leaves for holes and larvae. Probably too late for Thuricide. Treat with Bonide Capt. Jack’s Dead Bug if needed.
|
![Oystershell Scale](/images/garden/pest/oystershell.gif) |
Oystershell Scale
|
Look for white crawlers on newest growth. Treat with All Season’s Spray Oil if needed.
|
Hemlock |
![Hemlock Woolly Adelgid](/images/garden/pest/hemlock_woody_adelgid1.gif) |
Hemlock Woolly Adelgid
|
Inspect for cottony masses at base of needles. Treat with All Season’s Spray Oil if needed..
|
Lilac |
![Lilac Leafminer](/images/garden/pest/lilacminer.jpg) |
Lilac Leafminer
|
Inspect leaves for hatched larvae. Treat with Bonide Borer-Miner Killer if needed.
|
Holly |
![Native Holly Leafminer](/images/garden/pest/holly.jpg) |
Holly Leafminer
|
Install yellow sticky traps. Inspect traps for small gray flies. Monterey Garden Insect Spray if needed.
|
Honeylocust |
![Honeylocust Plant Bug](/images/garden/pest/hlplantbug.jpg) |
Honeylocust Plant Bug
|
Shake branch over white surface. Look for small green nymphs. Treat with Bonide Eight if needed.
|
|
![Spruce Spider Mite](/images/garden/pest/spidermitespruce.jpg) |
Spruce Spider Mite
|
Shake branch over white surface. Look for tiny reddish mites. Treat with Bonide Malathion if needed.
|
Pine |
![European Pine Sawfly](/images/garden/pest/eurosawfly.jpg) |
European Pine Sawfly
|
Inspect needles for dark green larvae. Handpick or treat with Monterey Garden Insect Spray if needed.
|
![Pine Needle Scale](/images/garden/pest/pineneedlescale.jpg) |
Pine Needle Scale
|
Inspect needles for red-orange crawlers. Treat with Espoma Earth Tone Insect Control if needed.
|
& Pine (Soft) |
![White Pine Weevil](/images/garden/pest/whitepineweevil.jpg) |
White Pine Weevil
|
Inspect leaders for holes, sap flow and tip curl. prune out infested leaders.
|
Pine (Soft) |
![Pine Bark Adelgid](/images/garden/pest/parkpine.gif) |
Pine Bark Adelgid
|
Inspect trunk and branches for white, cottony masses. Increase vigor, reduce stress. Treat with All Season’s Spray Oil.
|
Willow |
![Imported Willow Leaf Beetle](/images/garden/pest/impwillow.jpg) |
Imported Willow Leaf Beetle
|
Inspect for small bluish-black beetles and black larvae skeletonizing leaves. Treat with All Season’s Spray Oil if needed.
|
Yew |
![Taxus Mealybug](/images/garden/pest/taxus.jpg) |
Taxus Mealybug
|
Inspect interior of plants for small mealybugs. Treat with Bonide Eight if needed.
|