Grubs are the ground dwelling larval stage of several species of beetles. A high population of grubs can cause damage to lawns and athletics fields, but they can be managed safely. Find below a list of sources to help you identify and monitor for grubs, and suggested biological and organic products to be used to spot treat when grubs are above an acceptable threshold. Please research products carefully and always follow label directions exactly.
Cornell University GRUB ID tool for turfgrass managers
Identification of Grubs in Lawns from University of Maryland Extension (includes pest thresholds and several non-synthetic control options)
Identification of Grubs in Lawns from University of Maryland Extension (includes pest thresholds and several non-synthetic control options)
Examples of grub control products allowed in an organic program
Biological Controls
GrubGONE
BeetleGONE
Nematodes
ORGANIC & MINIMUM RISK CHEMICAL CONTROLS
Cedar Oil
Neem Oil
Lists are for educational purposes and suggestions only, not an endorsement of a specific company, product or brand.
Native plants will attract beneficial predators to keep grubs in check, along with a healthy soil foodweb.
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