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You can get rid of grasshoppers on basil by using a mix of physical barriers, natural predators, and organic sprays that target these hungry pests directly.
If you’ve noticed ragged holes in your basil leaves or even entire stems chewed down overnight, grasshoppers are likely the culprits behind the damage.
Getting rid of grasshoppers on basil isn’t complicated, but it does require a consistent approach because these insects can be persistent and mobile.
In this post, we’ll walk through why grasshoppers love basil, how to get rid of grasshoppers on basil using proven methods, and how to keep them from coming back all season long.
Let’s dive right into protecting your precious herb.
Why Grasshoppers Love Basil And How To Get Rid Of Grasshoppers On Basil
Grasshoppers are drawn to basil because it’s a tender, moisture-rich plant with soft leaves that are easy for them to chew.
When you understand what attracts them, you can better figure out how to get rid of grasshoppers on basil before they destroy your entire crop.
Basil’s aromatic oils actually don’t repel grasshoppers as much as you’d hope, so you can’t rely on scent alone to keep them away.
These pests are most active during warm, dry weather, which is exactly when basil grows best, making your garden a prime buffet spot.
Getting rid of grasshoppers on basil early is critical because a single grasshopper can eat up to half its body weight in leaves every single day.
That level of feeding can strip a basil plant down to bare stems in just a matter of days.
1. Physical Barriers Are Your First Line Of Defense
The simplest way to get rid of grasshoppers on basil is to stop them from reaching the plant in the first place.
Floating row covers are lightweight fabric sheets that you can drape directly over your basil plants.
These covers let in sunlight, air, and water while creating a physical barrier that grasshoppers simply cannot chew through.
Make sure you secure the edges with soil or rocks so there are no gaps for grasshoppers to sneak in underneath.
Another great barrier method is using fine mesh netting or even old window screens propped around your basil bed.
If you’re growing basil in pots, you can move the containers onto a high table or porch railing to make it harder for grasshoppers to jump up and munch.
Remember that grasshoppers are strong jumpers and can also fly, so barriers need to be tall enough and fully enclosed to actually work.
2. Handpicking And Trapping Grasshoppers
If you only have a few grasshoppers, handpicking is one of the most direct ways to get rid of grasshoppers on basil.
Go out to your garden early in the morning when grasshoppers are sluggish and less likely to jump away quickly.
Wear gloves and simply pick them off your basil plants, dropping them into a bucket of soapy water to drown them.
This method works best if you do it daily until you notice a significant drop in their numbers.
You can also create simple traps using a sticky substance like petroleum jelly smeared on a piece of cardboard placed near your basil.
Grasshoppers will hop onto the board and get stuck, making it easy for you to dispose of them.
Another trick is to use a shop vacuum with a narrow nozzle to suck up grasshoppers from your basil plants without damaging the leaves.
Just empty the vacuum bag into a sealed container and dispose of it properly.
3. Natural Predators That Help You Get Rid Of Grasshoppers
Encouraging natural predators is a smart biological way to get rid of grasshoppers on basil without using chemicals.
Birds like chickens, guinea fowl, and even wild robins love to feast on grasshoppers and will patrol your garden for them.
If you let chickens roam near your basil, just be careful they don’t scratch up the roots or eat the leaves themselves.
Beneficial insects like praying mantises and certain parasitic wasps also target grasshopper eggs and young nymphs.
You can attract these helpful insects by planting flowers like dill, fennel, and marigolds near your basil patch.
Toads and lizards are also excellent grasshopper hunters, so creating a garden habitat with small hiding spots can invite them in.
By letting nature do some of the work, you’ll find it easier to get rid of grasshoppers on basil over the long term.
4. Organic Sprays And Natural Deterrents
When you need a more active solution, you can get rid of grasshoppers on basil using organic sprays that are safe for the plant and for you.
Neem oil is a popular choice because it disrupts the grasshopper’s feeding and molting process without harming beneficial insects.
Mix neem oil with water and a few drops of dish soap, then spray your basil leaves thoroughly, especially the undersides.
You’ll need to reapply neem oil every few days and after rain to maintain its effectiveness.
Another effective spray is a garlic and hot pepper solution that you can make by blending garlic cloves, cayenne pepper, and water.
Strain the mixture and spray it on your basil to deter grasshoppers with its strong taste and smell.
There are also commercial products containing spinosad, which is a naturally occurring bacteria that kills grasshoppers when they ingest it.
Just make sure any spray you use is labeled safe for edible herbs, and always wash your basil thoroughly before eating it.
5. Cultural Practices To Deter Grasshoppers For Good
Sometimes the best way to get rid of grasshoppers on basil is to make your entire garden less inviting to them in the first place.
Grasshoppers lay their eggs in undisturbed, weedy soil during the late summer and fall.
If you keep your garden beds clean and free of tall grass and weeds, you’ll reduce the number of eggs that hatch near your basil.
Tilling the soil lightly in the fall can also expose grasshopper eggs to cold weather and predators, killing them before spring.
Rotating your basil to a different spot each year can help break the cycle of grasshoppers finding their favorite food source easily.
You can also plant basil in a mixed border with strong-scented herbs like rosemary, sage, and thyme, which may confuse grasshoppers.
Consider using a homemade soap spray made from a few tablespoons of liquid dish soap mixed with water to create a slippery coating on leaves.
This coating makes it harder for young grasshoppers to grip the basil, causing them to fall off and move elsewhere.
Just test any homemade spray on a small leaf first to make sure your basil isn’t sensitive to it.
How To Get Rid Of Grasshoppers On Basil With A Long-Term Plan
Getting rid of grasshoppers on basil once is great, but keeping them away requires a consistent strategy.
Start early in the season by putting row covers over your basil as soon as you transplant it outdoors.
This prevents grasshoppers from ever getting an easy meal and reduces their interest in your plants.
Monitor your basil regularly, checking leaves for damage and looking for grasshoppers at dawn and dusk when they’re most active.
If you spot grasshopper eggs in your soil, rake them out and dispose of them before they hatch.
Combine several methods at once, like barriers with natural predators and occasional sprays, for the most effective control.
It’s also smart to plant a bit of extra basil as a sacrifice crop, letting grasshoppers feast on some plants while you harvest from others.
Keep your basil healthy and well-watered because stress makes plants more vulnerable to pest damage.
With patience and a multi-pronged approach, you’ll have no trouble getting rid of grasshoppers on basil all summer long.
So, How Do You Get Rid Of Grasshoppers On Basil Permanently?
You absolutely can get rid of grasshoppers on basil using a combination of the methods we’ve covered today.
There’s no single magic solution, but a mix of barriers, handpicking, predators, and organic sprays will reliably protect your basil.
Start with physical barriers like row covers right away, because prevention is always easier than dealing with an infestation.
Then, add daily handpicking sessions and encourage birds or beneficial insects to help you patrol the area.
Use neem oil or garlic sprays as a backup when you notice grasshopper numbers climbing.
Finally, keep your garden clean and rotate your basil annually to discourage grasshoppers from setting up camp.
Remember that persistence is key, so check your basil often and act quickly at the first sign of chewing damage.
By following these steps, you’ll not only get rid of grasshoppers on basil right now, but you’ll also keep them from coming back next season.
Your basil will stay lush, fragrant, and ready for all your favorite recipes.
Happy gardening, and enjoy those pest-free leaves!