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To get rid of boxwood bugs, you need to correctly identify the pest and choose the right treatment method for your specific situation.
Boxwood bugs like the psyllid, leafminer, and mites can turn your lush green shrubs into a yellow, stunted mess.
These tiny pests are persistent, which is why learning how to get rid of boxwood bugs is a critical skill for any gardener.
Stick with us and you will know exactly how to get rid of boxwood bugs for good.
Let us dive into the world of boxwood bug control so you can protect your beautiful shrubs.
Identify the Boxwood Bugs Plaguing Your Shrubs
Before you can get rid of boxwood bugs, you have to know exactly what you are dealing with.
Different boxwood bugs require different treatments, so accurate identification is critical to your success.
Using the wrong spray on boxwood bugs is a waste of time and money.
Each of these boxwood bugs has a different life cycle, which affects how you target them.
Let us look closer at how to spot each of these common boxwood bugs in your garden.
1. Boxwood Psyllid
The boxwood psyllid is a small, pale green nymph that feeds exclusively on new growth.
If you want to get rid of boxwood bugs like the psyllid, look for severe cupping of leaves at the tips of branches.
These tiny bugs suck sap from the tender leaves, causing them to distort and curl inward.
Adult boxwood psyllids are winged and can jump, making them move around your garden.
This is usually the first boxwood bug people notice because the damage is very visual.
2. Boxwood Leafminer
The boxwood leafminer is the larva of a small mosquito-like fly.
This is one of the most destructive boxwood bugs you can encounter.
The larvae burrow inside the leaves, creating blister-like mines that turn brown and unsightly.
To get rid of boxwood bugs of this type, timing your treatment is everything.
The adults emerge in spring to lay eggs, which is the best time to target them.
This makes them harder to get rid of boxwood bugs of this type once they are inside the leaf.
3. Boxwood Mites
Boxwood mites are tiny spider-like pests that feed on the underside of older leaves.
They cause a fine stippling or bronzing of the foliage, making the plant look tired and faded.
If you struggle with how to get rid of boxwood bugs on inner, older leaves, mites are likely the culprit.
Mite damage usually starts on the lower leaves and works its way up the plant.
A strong blast of water can help knock down a mild mite infestation.
Now that you know what you are dealing with, we can look at the best ways to get rid of boxwood bugs.
The Best Methods to Get Rid of Boxwood Bugs
Now let us get to the part you have been waiting for.
Here are the most effective ways to get rid of boxwood bugs in your yard.
1. Horticultural Oil for Soft-Bodied Boxwood Bugs
Horticultural oil is an excellent option when you want to get rid of boxwood bugs naturally.
This oil suffocates soft-bodied boxwood bugs like psyllids and mites on contact.
It is often labeled as dormant oil for use in late winter to get rid of boxwood bug eggs.
This is a fantastic preventative step if you have had boxwood bugs in the past.
Make sure to cover the undersides of the leaves thoroughly to get rid of boxwood bugs hiding there.
When applying, make sure the temperature is above freezing for best results against boxwood bugs.
2. Insecticidal Soap for Active Infestations
Insecticidal soap is another great tool to get rid of boxwood bugs on contact.
It works by breaking down the outer shell of the boxwood bugs, causing them to dehydrate quickly.
You need to spray directly on the boxwood bugs for this method to work effectively.
Repeat applications are often necessary to fully get rid of boxwood bugs.
For heavy infestations, you may need to reapply every five to seven days.
It is safe to use around pets and children, making it a friendly way to get rid of boxwood bugs.
3. Systemic Insecticides for Persistent Boxwood Bug Problems
If natural methods don’t completely get rid of boxwood bugs, systemic insecticides offer a stronger solution.
These chemicals are absorbed by the plant and target boxwood bugs when they feed on the sap.
This approach is especially effective for boxwood leafminers hiding deep inside the leaves.
Imidacloprid is a common active ingredient used to get rid of boxwood leafminers.
This convenience is why many landscapers choose this method to get rid of boxwood bugs.
Using a systemic insecticide helps you get rid of boxwood bugs that are impossible to reach with topical sprays.
Always follow the label instructions carefully when using chemicals to get rid of boxwood bugs.
4. Biological Control and Cultural Practices
Encouraging natural predators is a long-term strategy to get rid of boxwood bugs.
Ladybugs and parasitic wasps feed on many common boxwood bugs in the garden.
Biological control is a fascinating area and involves using the natural enemies of boxwood bugs.
By planting flowers that attract beneficial insects, you can create a garden that resists boxwood bugs naturally.
Proper pruning and cleaning up fallen leaves removes overwintering sites for boxwood bugs.
Keeping your boxwoods healthy makes them less susceptible to heavy boxwood bug infestations.
Preventative Tips to Avoid Future Boxwood Bug Infestations
The best way to get rid of boxwood bugs is to prevent them from establishing in the first place.
Healthy boxwoods are far more resistant to damage caused by boxwood bugs.
1. Encourage Air Circulation
Boxwood bugs thrive in humid, stagnant conditions.
Good air circulation is one of the most underrated defenses against boxwood bugs.
Prune your boxwoods annually to allow light and air to reach the center of the plant.
This simple step helps deter boxwood bugs from settling in and taking over.
2. Inspect New Plants Carefully
Always inspect new boxwoods for boxwood bugs before bringing them home from the nursery.
When inspecting, pay close attention to the leaf axils and stems for signs of boxwood bugs.
Quarantine new plants for a few weeks to make sure they are completely free of boxwood bugs.
It only takes one infested plant to introduce boxwood bugs to the rest of your garden.
3. Clean Up Debris in the Fall
Many boxwood bugs overwinter in fallen leaves and plant debris around the base of the shrub.
Raking up and disposing of this material removes the primary hiding spots for boxwood bugs.
By removing the debris, you are literally removing the future generation of boxwood bugs.
This cultural practice is a simple but effective way to get rid of boxwood bugs before next season.
4. Water and Fertilize Properly
Fertilizing your boxwoods properly also plays a role in preventing boxwood bugs.
Over-fertilizing with nitrogen creates soft, lush growth that some boxwood bugs prefer.
A slow-release balanced fertilizer is better for long-term health and boxwood bug resistance.
Watering at the base of the plant keeps the foliage dry, which helps reduce the boxwood bug habitat.
So, How to Get Rid of Boxwood Bugs Effectively?
Getting rid of boxwood bugs effectively requires a consistent strategy that combines proper identification, timely treatment, and good cultural practices.
We have covered the main types of boxwood bugs and the best ways to get rid of boxwood bugs in your landscape.
Remember, the key to getting rid of boxwood bugs is to act early and stay vigilant.
Monitor your plants regularly so you can get rid of boxwood bugs before they cause serious damage.
With the right approach, you can successfully get rid of boxwood bugs and keep your boxwoods looking their best.
Thanks for reading and good luck getting rid of boxwood bugs in your garden!