How to Keep Stink Bugs Off Tomato Plants

Want to keep your tomato plants safe from stink bugs? Learn some effective ways to protect your plants. This will help you enjoy a great harvest of healthy tomatoes.

Stink bugs are a big problem. They can harm your plants and lower your tomato yield. Their mouthparts damage the plants' buds, blossoms, and fruit.

The effect depends on the size of the fruit these bugs attack. Small, new tomatoes might not grow. Medium-sized fruits get scars and dents. But large, nearly ripe fruits might only face a little harm.

Stink bugs might also bring viruses that affect tomato plants. This makes it even more important to stop these pests.

To keep stink bugs away, we'll look at many strategies. From easy techniques to organic solutions to manage stink bugs in the long run. Using these methods helps keep your plants safe and leads to a great harvest.

We'll share expert advice and useful tips on fighting off stink bugs. Let's start making your garden a place where stink bugs don't harm your precious tomatoes.

Understanding Stink Bugs and Their Impact on Tomato Plants

Stink bugs use their piercing mouths to feed on tomato plant sap. This can lead to damaged tomatoes, making them look bad and dropping their value. It's key to know stink bugs' habits to stop them from hurting your tomatoes.

Stink bugs and leaf-footed bugs area big threat to tomatoes. The damage they do varies by the tomato's size. If they attack tiny tomatoes, those tomatoes may not grow at all. Bugs can leave marks and indentations on medium-sized tomatoes. But big, nearly ripe tomatoes suffer little damage.

These bugs have long mouths made for piercing. They use these to eat tomato leaves, stems, and fruits. Their feeding can give tomatoes diseases and cause yeast infections, mostly in wet weather.

The damage from stink bugs and their relatives is mostly on the surface. But it can really hurt the tomatoes' quality and how well they sell. It's crucial for growers to fight these bugs to keep their tomatoes in good shape.

stink bug prevention methodsPin

Stink Bug Prevention Methods

Stopping stink bugs from getting to your tomatoes is very important. It's hard to get rid of them completely. But, you can lower their negative effects with the right prevention. Here's how:

  • Choose resistant tomato types like Carbon, Heatmaster, and Everglades. They handle heat and bug diseases better.
  • Plant early and pick determinate varieties. This way, you harvest before bad weather can hurt your plants.
  • Water your tomatoes well. Good watering helps them resist bugs better.
  • Use compost for healthy soil. This makes tomato plants stronger against bug attacks.

By using these prevention methods, you can decrease stink bug risks and protect your tomatoes. Knowing about stink bugs and acting early will help your tomatoes grow well.

Natural Methods for Repelling Stink Bugs from Tomato Plants

Stink bugs can be a big issue for tomato plants, but you have several natural ways to fight back. These methods are friendly to nature and will help protect your tomatoes.

First, plant flowers like marigolds and sunflowers next to your tomatoes. Stink bugs hate their smell and the bright colors keep them away.

Use barriers like mosquito netting around your plants to block stink bugs. This works well, as proven by Tracie's friend. She kept her tomatoes safe using this method.

Another great option is a homemade spray. Mix rosemary oil, water, and some dish soap to make it. This spray can make your plants less attractive to stink bugs.

  • Mix 2 tablespoons of rosemary oil
  • Add the mixture to 1 quart of water
  • Add 1 teaspoon of dishwashing liquid
  • Stir well and pour into a spray bottle
  • Apply the spray to tomato plants, focusing on the leaves and stems

To really keep stink bugs away, focus on preventing them. Make sure your garden is tidy and shut any openings they might use.

Also, using kaolin clay spray on your plants can confuse stink bugs. This makes them less likely to bother your tomatoes.

See also
How to Identify Bed Bugs and Their Signs

Remember, bugs like ladybugs are good at eating stink bugs. Planting flowers can attract them. Avoid harsh chemicals to keep these helpers around.

Lastly, you can use special plants to draw stink bugs away from your main crops. Mustard greens or sunflowers are great for this.

By using these friendly methods, you can protect your tomatoes. But if things get really bad, safe sprays may be necessary. Always check the label for proper use.

organic stink bug repellentsPin

Common Natural Methods for Repelling Stink Bugs

Planting companion flowers
Repels stink bugs with scent and colors
Using physical barriers
Prevents stink bugs from accessing tomato plants
Homemade sprays
Deters stink bugs with natural ingredients
Keeping the garden clean and debris-free
Reduces stink bug attraction to the garden
Sealing entryways
Blocks stink bugs from entering the garden
Using kaolin clay spray
Creates a barrier that irritates stink bugs
Attracting beneficial creatures
Natural predators feed on stink bugs
Using trap plants
Lures stink bugs away from main plants

Cultural Practices to Prevent Stink Bug Infestations

To keep your tomatoes safe from stink bugs, adopt certain cultural practices. These methods are great for stopping infestations. They really lower the risk of stink bugs hurting your crops.

1. Proper Plant Spacing: Having enough space between your tomato plants is key. If they're too close, it creates a perfect home for stink bugs. They like warm, damp spots. Keeping them apart reduces the chance of bugs moving in.

2. Regular Inspection: It's important to check your plants often for stink bug eggs or young stink bugs. Spotting them early is crucial. They're easier to deal with when they're young. You can stop a big problem by getting rid of them early.

3. Remove Fallen or Damaged Tomatoes: Those tomatoes that fall or get hurt can draw in stink bugs. These bugs see them as tasty treats. If you clear these tomatoes out, you make your plants less tempting to stink bugs.

4. Good Garden Hygiene: Keeping your garden clean is a good way to not attract stink bugs. Get rid of dead plants, weeds, and old leaves. These are places where bugs can hide. So, a tidy garden means fewer bug hideouts.

By using these gardening tips, you make your garden less inviting to stink bugs. This protects your tomatoes from bug damage.

Related Practices for Other Common Pests

Not just stink bugs, but other pests can also be managed this way. Here are some tips for handling different tomato pests:

  • Tomato Hornworms: Pick off and destroy the hornworm larvae. This helps control their numbers. Also, attracting native parasitic wasps can be useful.
  • Tomato Fruitworms: Managing these worms involves picking them off. Using Bacillus thuringiensis (Bt) early is also good for control.
  • Whiteflies and Aphids: To battle these pests, avoid too much nitrogen. Help their natural predators like lacewings by limiting insecticides. Use mild soaps or oils for them.
  • Thrips: To stop thrips, using insecticidal soaps is a good step. It can help prevent diseases they spread in tomatoes.

By following these practices with attention to specific pest needs, you improve your gardening effort. This holistic approach supports your tomatoes' health and growth.

Early Detection and Control of Stink Bugs on Tomato Plants

Detecting stink bugs early stops big damage on tomato plants. It’s vital to regularly check your plants. Look for stink bugs or their eggs. Catching them early can avoid a big issue.

There are ways to get rid of stink bugs. This protects your tomato crop.


Handpicking means taking the bugs off by hand. This stops them from having babies. Wear gloves to pick them. Put them in soapy water to kill them.


Trapping is another way to control them. Set up pans with water and soap or light traps. Stink bugs go to the light and fall in, they can't get out. Remember to check and empty the traps often.

Organic Insecticides

If you have a lot of stink bugs, organic sprays can help. Mix soap and water. Spray it on your plants. It makes it hard for stink bugs to breathe, and they die. Cover all of the plant to make sure you get the bugs hidden on the leaves.

Chemical Insecticides

In bad cases, you might need chemicals. Use them as a last resort. Follow the safety rules. Use only the chemicals meant for stink bugs. These chemicals help with other bugs too. Pay attention to the waiting time before you can eat the tomatoes.

Control Method
Effective for small infestations
Wear gloves for protection
Can reduce population size
Empty traps regularly
Organic Insecticides
Effective for moderate infestations
Cover all sides of the plants
Chemical Insecticides
For severe infestations
Follow instructions and precautions
See also
How to Care for Bird of Paradise Plant Indoor

It’s important to act fast against stink bugs. Using these methods early can save your tomatoes. Stay alert. Protect your crop to have healthy, growing tomato plants.

Recommended Tomato Varieties for Stink Bug Resistance

Choosing the right tomatoes can make a big difference in protecting them from stink bugs. While stink bugs are tough to handle, some types of tomatoes are better at fighting them off. Certain varieties do well in hot weather and resist the diseases that stink bugs bring. Here's a list of tomatoes that stand out:

  1. Carbon: These tomatoes can handle a lot of heat and resist diseases well. They grow big, tasty fruits that aren't too bothered by stink bugs.
  2. Heatmaster: Perfect for hot places, these tomatoes are less likely to be damaged by stink bugs. They're also tough against common tomato plant illnesses.
  3. Everglades: Growing well in small spaces, Everglades tomatoes are great for pots. They taste sweet and are less attractive to stink bugs.

Planting these resistant tomato varieties can reduce stink bugs' harm and improve your yield.

Tomato Variety
Fruit Set
Color & Taste
Disease Susceptibility
Orange-ish red, less sweet
Common foliage diseases
Orange-ish red, less sweet
Common foliage diseases
Orange-ish red, less sweet
Common foliage diseases

Remember, these tomato types are resistant, not bulletproof against stink bugs. Stink bugs keep coming, so it's wise to use other methods and keep an eye on your plants.

Pairing these tomato varieties with good gardening habits, like natural controls and careful plant care, can save your plants from stink bug harm.

Environmental Considerations for Stink Bug Prevention

To stop stink bugs, tweak your environment a bit. Paying attention to a few key things can keep your garden safe. This is especially true if you want to protect your tomato plants.

One big thing is making sure your plants aren't stressed. Stink bugs like unhealthy plants. So, make sure your tomatoes get enough water. Water them at the base to avoid leaf wetness, which attracts bugs.

Keep your soil strong. Add compost to boost its health. This makes your plants strong against stink bugs. Healthy soil means healthy plants, which are less likely to be bothered.

Don't forget about fresh air. Stink bugs don't like airy spaces. They prefer tight, crowded spots. Put your plants with some room to breathe. This also keeps disease away from your tomatoes.

Looking after these points helps keep stink bugs away. Mixing good plant care with pest prevention is key. It helps you grow your tomatoes without the bugs.

stink bug prevention methodsPin

Integrated Pest Management for Stink Bugs on Tomato Plants

Integrated Pest Management (IPM) is a useful way to control pests on tomato plants. It mixes different tactics to handle pests like stink bugs without using too many chemicals.

Stink bugs have become a big problem in the southeast of the U.S. They've been causing a lot of damage to tomato plants and other crops. To fight them, we need a solid plan. This plan should include ways to keep them off our plants, using nature's help, and chemicals only as a last choice.

One important step is to learn about stink bugs. They usually have 2-3 generations a year and stay as adults over winter in the north. In the south, they are active all year. Understanding their life helps us control them better.

Using certain plants like sorghum, millets, buckwheat, and sunflowers can help. Stink bugs gather on these wild plants before moving to our tomatoes. So, planting these can keep stink bugs away. It's also important to regularly check and remove bad tomatoes from the garden to reduce the stink bug numbers.

While some soaps and pyrethrins can help for a short while, not many organic sprays work well against stink bugs. This means it's even more critical to stop them before they become a big issue. Early steps are key in IPM.

Keeping an eye on your plants for stink bug signs is important. If the problem is small, picking them off by hand or destroying their eggs can help. You can also use traps to catch them.

If you reach a point where you need chemicals, get advice from experts. Always use them carefully to avoid hurting the environment.

In conclusion, IPM is a full strategy to fight tomato pests like stink bugs. By using good planting, natural ways, and as little chemicals as possible, you can keep your plants safe. Remember to be alert, use prevention, and check your plants often.

See also
Will Irish Spring Soap Keep Snakes Away

YouTube video

Common Mistakes to Avoid in Stink Bug Control

Gardening and controlling stink bugs is critical. Knowing about frequent errors can make a big difference. These errors might hurt your fight against stink bugs. But by steering clear of them, you could boost your success. This means your tomato plants will suffer less damage and stay healthy.

  1. Using ineffective or harmful insecticides: Many think chemical insecticides are the quick fix for stink bugs. But often, such sprays don't work. This is because stink bugs have a hard, waxy layer that blocks these chemicals. Instead, try organic sprays that can break through this barrier. For instance, homemade nicotine solutions and Cypermethrin sprays are more effective. They can help your tomato plants stay bug-free.
  2. Neglecting to regularly inspect plants for stink bugs: Stink bugs breed fast and can harm your plants if you're not careful. Take time to check your tomato plants often. Look for signs like egg clusters, small nymphs, or adult bugs. Catching them early is key. This early spotting allows you to act before things get out of hand.
  3. Not implementing preventative measures: Stopping stink bugs before they invade is crucial. Block their entry points into your garden or greenhouse. Also, keep your garden tidy. Dispose of any tomatoes that have fallen or are damaged. These attract stink bugs. You can also use companion plants or create barriers to keep these bugs away from your tomato plants.

By skipping these pitfalls and using smart tactics, you'll do better against stink bugs. Protecting your tomato plants becomes easier. Always remember, relying on organic pesticides, checking your plants often, and preventive steps are your best allies against stink bugs.

Effective Strategies for Long-Term Stink Bug Management

Stink bugs can be hard to handle. They need a constant effort to keep them away. We'll share the best ways to fight off stink bugs and stop them from coming back. This includes keeping gardens safe from stink bugs and protecting your tomatoes.

Crop Rotation: Switching where you plant your tomatoes can mess up stink bugs’ plans to eat and breed. It makes it harder for them to stay in your garden over time.

Habitat Modification: Changing your garden's environment can make it less inviting for stink bugs. This means getting rid of places they love, like piles of leaves and weeds. It also helps to clean up any fallen fruit.

Continuing Garden Hygiene: Keeping your garden clean is key to fighting stink bugs. They hide in dead plants and come back in spring to bother your tomatoes. Regularly cleaning up stops their growth.

Natural Predators: Supporting creatures that eat stink bugs, like birds and certain insects, can naturally reduce the stink bug population. This makes your garden a tougher place for them to live.

Physical Barriers: Putting up barriers around your tomato plants can keep stink bugs away. Things like covers or netting let your plants grow in peace. This method is great for young plants.

Using these strategies, you can keep stink bugs away from your garden and save your tomatoes. Combine them with regular checks and quick action to avoid serious stink bug problems. This way, you’ll see a great crop of tomatoes.


To keep stink bugs off tomato plants, it's vital to combine different tactics. These include prevention, cultural actions, and using natural methods. By doing this and staying watchful, gardeners can save their tomato plants from stink bug harm. This way, they can have a plentiful tomato crop.

It's crucial to check plants often for stink bugs and their eggs. Early spotting and dealing with them is key. Picking tomato types that resist stink bugs can help. This reduces how much they harm your plants. Also, it's good to make your garden less friendly to stink bugs. You can do this by keeping your garden clean and using organic pest control. This includes planting things that repel these bugs.

Gardeners should know about stink bugs' habits and life stages. This helps them use tactics like covering rows and applying natural insecticides. Keeping an eye on stink bug numbers with traps and controlling their eggs are also helpful. This makes managing stink bugs more successful.

With the right care and knowledge, gardeners can keep stink bugs away from tomato plants. This means they can enjoy a season of healthy and growing tomatoes.

Was This Helpful?
Spring Portal Blog