Asian Lady Beetle in North Dakota
MODERATEInsect
Asian Lady Beetle is currently active in North Dakota. Watch your susceptible trees closely and act early.
About Asian Lady Beetle
Found alive but in terrible shape. Was swimming around in the water bowl we put out for feral cats here. Also appeared to have had a run in with a spider web, as it had something stuck all over it. Got a lot of suggestions for fungi and parasitoids that target ladybeetles, so maybe its appearance is more a function of a disease or parasite process taking place. It was definitely having trouble getting adound, but could be due to having been in the water for a long time and/or having bits of web
Symptoms to watch for
Treatment options
Targeted Insecticide Application
Apply appropriate insecticide following label directions. Timing is critical — treat during the vulnerable larval or adult emergence stage for maximum effectiveness.
Biological Control Agents
Introduce or encourage natural predators and parasitoids. Options include releasing predatory beetles, parasitic wasps, or applying Bt (Bacillus thuringiensis) for caterpillar pests.
Infested Material Removal
Prune and destroy infested branches and plant material. Remove fallen debris that may harbor eggs or larvae. Dispose of material away from healthy trees.
Recommended Products & Tools
Helpful supplies for managing Asian Lady Beetle. Always read and follow label directions, and confirm a diagnosis before treating.
Knocks down soft-bodied pests like aphids, mites, and scale crawlers.
Smothers overwintering eggs and crawlers; dormant or summer rates.
Soil-applied protection taken up by the tree for season-long control.
Sharp, clean cuts to remove affected wood — a tree-care essential.
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Browse all North Dakota arborists →Frequently asked questions
Is Asian Lady Beetle in North Dakota?
Asian Lady Beetle is currently active in North Dakota. Watch your susceptible trees closely and act early. It was first recorded here on August 14, 2026.
What does Asian Lady Beetle look like?
How do I treat Asian Lady Beetle?
Options include: Targeted Insecticide Application, Biological Control Agents, Infested Material Removal. Confirm the diagnosis before treating, and consider a certified arborist for high-value trees.