Garden Center: Pest Control for Late April to Early May

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The following are the types of plants to inspect, the pest is what kind of pest you will see in your landscape, and the action is what to do when inspecting your landscape. Back to helpful hints.

Plant	Pest		Action
Birch		Birch Leafminer	Inspect sticky traps for black adults. Treat with Malathion if needed.
Cherry		Eastern Tent Caterpillar	Remove tents and larvae by hand or treat with Bonide Capt. Jack’s Dead Bug.
Crabapple		Eastern Tent Caterpillar
Dogwood		Dogwood Borer	Inspect trunk and large branches for holes and fresh sawdust. Destroy by hand or treat with beneficial nematodes.
Euonymus (deciduous)		Euonymus Caterpillar	Inspect tips for yellow larvae and silk. Young larvae vulnerable to Bonide Thuricide or Monterey Garden Insect Spray.
Fir		Cooley Spruce Gall Adelgid	Inspect for white nymphs on needles. Needles often bent. Treat with Organica Neem if needed.
Hardwoods		Cankerworms	Inspect leaves for holes and looper larvae. Young larvae vulnerable to Thuricide or Bonide Capt. Jack’s Dead Bug.
		Gypsy Moth	Inspect leaves for holes and larvae. Young larvae vulnerable to Thuricide or Monterey Garden Insect Spray.
Hemlock		Hemlock Woolly Adelgid	Inspect for cottony masses at base of needles and crawlers on twigs. Most vulnerable/treat with Pointer Tree Injection
Inkberry		Inkberry Leafminer	Check yellow trap for small gray flies and treat if needed with Bonide Borer-Miner Killer.
Lilac		Lilac Borer	Inspect trunk and large branches for holes and fresh sawdust. Destroy by hand or treat with beneficial nematodes
Maple		Pear Thrips	Inspect leaves for tattered, scorched or chlorotic patches and yellow nymphs beneath. Treatment not recommended.
Pine (Hard)		European Pine Sawfly	Inspect needles for dark green larvae. Handpick or treat with Monterery Garden Insect Spray if needed.
Pine (Hard)		White Pine Weevil	Inspect leaders for holes, sap flow and tip curl. Prune out infested leaders.
Pine (Soft) & Pine (Hard) Spruce		White Pine Weevil
Pine (Soft)		Pine Bark Adelgid	Inspect trunk and branches for white, cottony masses. Increase vigor, reduce stress. Treat with Earth Tone Insecticidal Soap.
		Pine Spittlebug	Inspect for spittle masses along branch tips. Ignore, remove by hand or treat with Sevin.
		White Pine Aphid	Inspect tips for brown nymphs. Check for ladybugs and treat if needed with Bon-Neem.
Viburnum		Snowball Aphid	Inspect tip leaves for nymphs. Check for ladybugs and treat if needed with Malathion.
Turf		Hyperodes Weevil	Sample for adults and treat if needed with Bayer Advanced Powerforce.

Information provided by Robert Childs and UMass Extension at UMass Amherst.

NOTE: Disclaimer - This page may contain pesticide recommendations that are subject to change at any time. These recommendations are provided only as a guide. It is always the pesticide applicator's responsibility, by law, to read and follow all current label directions for the specific pesticide being used. Due to constantly changing labels and product registrations, some of the recommendations given in this writing may no longer be legal by the time you read them. If any information in these recommendations disagrees with the label, the recommendation must be disregarded. No endorsement is intended for products mentioned, nor is criticism meant for products not mentioned. Northeast Nursery and UMass Extension at UMass Amherst assume no liability resulting from the use of these recommendations.

All pesticides must be used according to the label. Read the label to understand use, application, disposal and other pertinent information that must be followed.

Printable Fact Sheets
Click here for useful, printable pest control fact sheets from Bonide.

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Garden Center: Pest Control for Late April to Early May

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Northeast Nursery Garden Center
234 Newbury Street, Peabody, MA 01960
Telephone: 978-535-6550
Hours: 7 days a week, 8-5
for Map and Driving Directions

Northeast Nursery Contractor Center
6 Dearborn Road, Peabody, MA 01960
Telephone: 978-854-4520
Hours: Mon-Sat 7-5, Sun 8-5
for Map and Driving Direction

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