5 Best Natural Organic Bug Killer – Biological Pest Control and Repellents in 2024

Biological Natural Bug Killer—Gnat Stix

Biological Natural Bug Killer—Ladybugs

Biological Natural Bug Killer—Praying Mantis

Indoor farming is becoming a growing trend globally, and many people would encounter the difficulty that some of, if not many indoor growers met. One of the challenges that come with farming is having pests disturbing crops’ progress. Various methods are used to eradicate or control these pests’ effects on your activities and your plant’s growth; to deal with this challenge or situation.

Pest control is simply the management of pests that interfere with humans’ activities through different methods. The methods usually used are chemical, cultural, and biological. The chemical method is done by spraying chemicals in your grow space or hoping that the chemicals that spread are harmful to the pests you are trying to eradicate.

The downside of using the chemical method to manage or control the pests’ effects on your grow space or room is that you might make a mistake and spray or make use of the wrong chemical. In another scenario, the chemical you spray might turn out to have been adapted to by the pests. Another instance is that the chemical might be toxic if it is not given in the proper amount.

Another name also knows the cultural method of dealing or managing pests as mechanical pest control. It uses the hands and simple equipment types to control the pests’ harmful effects; using the hands-on technique and equipment types, they create a protective barrier between the crops and the insects. Another very common cultural method is crop rotation to reduce the pests’ adverse effects on the crops or by growing crops or plants resistant to the pests’ plague.

However, none of the above methods would benefit or be ideal for a grow tent environment because of some factors. Using chemicals might not be ideal for a home environment, considering that the family resides there; this could be a problem for their health. Also, the stress that comes with using the cultural method is much and a waste of time. For this reason and more, we will talk about the natural way of controlling the pest in your grow tent to let you enjoy a high yield on whatever crop you plant.

The natural way of controlling pests in your grow tent is by introducing organisms that would work against these pests. The logic or rationale behind this method is based on parasitism, predation, or other natural mechanisms. By introducing these organisms bred in the laboratory into your growing space, they prey on these pests that disturb your crops and your progress. Depending on you, you can either release them into space by batches or in a single go; however, no matter how you do so, these lab-grown organisms provides a long term control method for your crops.

Tips on How to Select the Best Natural Organic Bug Killer

There are many products in a particular niche that crowds the market. However, only a few of these products stand out because they meet a requirement to attain their reputation.

To deal with selection paralysis, because you are being bombarded with a lot of choices to make, we take our time to review the best natural organic bug killer, biological pest control, and repellents that you can get in the market. But before we go into that, let’s take a look at a few tips to make you make the best choice and not to fall prey to dumb products.

How Does the Biological Bug Killer Work?

Before you buy a natural bug killer, you should educate yourself on how it works and why. It would be best if you did this, so you do not make a purchase that you would go on to regret later. All biological natural bug killer works by releasing into the growing space, a predator of the bugs, this predators does not affect the progress of the crops except positively.

If you don’t know how or what makes the product work, you shouldn’t buy it until you have researched why and how it works.

Is the Packet of the Product Sealed or not

To make sure there has not been a space for the escape of the predators or natural killers at a place it is not needed to be. When buying a biological natural bug killer, you need to check if the packet or container of the product has been adequately sealed or not.

Make Sure You Are at Home to Receive Your Order

When you place an order for a natural bug killer, ensure that you are at home to receive the package. Some of the products come with bugs in them, usually at their development cycle stage, and they would need almost immediate attention to prevent them from dying. You don’t want a scenario where you are out of town for about a week or so and return to dead bug killers.

The Cost of Purchase

Everyone who wants to buy something off a marketplace always does so with a price range in mind. They have a subconscious range of money that they expect to be tagged with; It is natural for humans to budget whatever humans want to buy and be taken aback and feel that the product they have in mind isn’t worth the money called.

So, it makes sense that you cross-check the product’s price with your made out the budget to see if it fits or not. You have to do this, so you don’t end up over purchasing and running into unnecessary credit.

Best Natural Organic Bug Killer in Review


Biological Natural Bug Killer—Gnat Stix

Many experts know Gnat Stix, manufactured by the Springstar Company, as one of the best natural bug killers on the market. Fungus gnat is a pain in the ass and is known by many growers to be a serious issue because they disrupt their plants or crops’ growth. To deal with this particular kind of pest, the fungus gnat, you should use the gnat stix product.

The way it works is that you take the sticks and position it so that it gets to catch the fungus when it hatches in the dirt. This way, you are sure that you can safely catch out the pest before they can get to do any real damage to your plants. Experienced growers know that if you don’t get to treat the reproducing of fungus gnat, you will get many larvae as a result, and the larvae would feed on you’re the roots of your plants in return, and you do not want this to happen.

The upside to using this method is that it is cheap to purchase and easy to use. The only downside is that the sticks are extremely sticky, and do not touch them to avoid getting your hands messy.

Key Features:

  • The sticks are sticky


  • Product Dimension: 4 x 0.6 x 7.8 inches
  • Product Weight: 2.24 ounces
  • Color: Green and Yellow
  • Manufacturer: Springstar
  • It is cheap and easy to use
  • It works effectively
  • It is a good value for the money
  • The sticks are sticky, so you would have to avoid touching them with your bare hands.


Biological Natural Bug Killer—Ladybugs

Te product from Bug Sales Company, Ladybugs is a known product by experts who have used them. Growers make use of the ladybugs as predators for insects or pests that are soft-bodied, like aphids and mites. The way the ladybug’s works is by being placed at the roots of the crops you want it to be placed in, the part of the growing space infected by the pests. First of all, the ladybugs take out the heads of these pests then feed on the remaining parts later on.

It comes in three hundred and is very effective at eradicating the pests out of the affected area. The upside that you have when you make use of this is that you are guaranteed a safe way of eradicating out pests instead of making use of pesticides that might end up being harmful to your crops.

Key Features:

  • It comes with three hundred ladybugs
  • One Ladybug cover one square foot, and three hundred cover three hundred square feet


  • Product Dimension: 300 Ladybugs
  • Product Weight: 1 pound
  • Manufacturer: Bug Sales
  • It is not too expensive
  • It is a good value for the money
  • It has to be used with care, as you don’t want to overcrowd an affected area with Ladybugs


Biological Natural Bug Killer—Praying Mantis

Another method that you can use without the need to spray harmful chemicals is by using the praying mantis product. The product comes with the praying mantis egg, which is about four hundred; these eggs get to hatch after you have bought them, and it takes about ten to twenty days to hatch; however, this might not be so with some of them as they may take up to eight weeks to hatch.

You can preserve the case; you can refrigerate it until you are ready to make use of it. Another benefit of using this product is that you can make use of it with the Ladybugs together. It is because praying mantis does not feed or predate on ladybugs, which is a good thing.

If you use the product and the eggs do not get to hatch within ten to twenty days, you should do well to expose them to a temperature of about seventy to eighty degrees. To know the exact number of eggs that get hatched, you should keep them in a paper bag or transparent jar until it hatches.

Key Features:

  • It comes with a hirt hatching habitat
  • It comes in two egg cases, and you get about one hundred to four hundred hatched from the cases


  • Product Dimension: 100 to 400 praying mantises
  • Product Weight:
  • Manufacturer: Hirt Garden
  • It is affordable and easy to use
  • It is a good value for the money
  • You might have a problem hatching all eggs


The Pray Mantis Case

There are many benefits to be gotten from making use of the praying mantis produced by Josh Frogs. The pray mantis product comes with about fifty to two hundred mantes in each case—two cases. It takes about two to three weeks to hatch, which might be a disadvantage for those looking for a faster way of controlling the pests in their growing space.

However, when they get hatched, it gets the job done quickly and effectively if you follow the proper instructions given for the eggs to hatch. As we know, Praying mantis is good for collecting bugs that might disturb the progress of crops. If you make good use of this product from Josh Frog’s, you are certain to get a good return on your investment. Another plus to the product is that it is cheap to purchase.

Key Features:

  • Two cases of praying mantis


  • Product Dimension: One hundred to four hundred praying mantis
  • Manufacturer: Josh’s Frogs
  • It is cheap to obtain
  • It is easy to use
  • It takes a while to hatch, about three to ten weeks, and won’t be the best for someone who wants a faster method of eradicating bugs.


Biological Natural Bug Killer—Ladybug Nectar

Now that you have gone through the reviews of the other products we have taken let’s look at the ladybug nectar made from the Hirt’s Garden manufacturer. Using the lady nectar product makes you attract only insects that benefit your crops and plants.

It makes bugs or insects that harm your crop’s progress stay away from the growing area. It is used mostly when the natural nutrients in your growing space’s habitat are lacking. It makes the ladybugs and other insects beneficial to your crops produce eggs, thereby increasing their population. The ladybug nectar is a supplement that is known for the nutrients it has by well-seasoned growers

It is advised that you apply it to only twenty-five percent of the growing area or affect your crops’ area to get the most out of the ladybug nectar. You shouldn’t apply it to your plants’ leaves because it would make the leaves wilt. You should apply it to the soil only; you get the most out of it this way.

Key Features:

  • It comes with an adequate mixture of nutrients for your ladybugs


  • Product Dimensions: 6 x 4 x 4 inches
  • Product Weight: 5.6 pounds
  • Manufacturer: Hirt’s Gardens
  • It encourages local insects that are beneficial to your plants to inhabit the growing area
  • It is easy and straight forward to use
  • It is not expensive
  • Your ladybugs might leave if you don’t get to apply it occasionally.

Buying Guide Questions

What insect works as natural pest control?

In the natural biological method of killing bugs, certain insects are used to control bugs. They are used as a natural pest control because of their predatory tendencies towards the pests. However, only a few of these insects are frequently used by experienced or seasoned growers because of their wide use in pest control.

Most growers use the ladybug insect to control pests in their growing area, which works effectively. Although you should keep in mind that you would need a higher concentration of adults when using the ladybugs to achieve more results than fewer larvae because these adults don’t have much appetite.

What is the best natural insecticide?

Although the opinion is going to defer on this subject by different experts and growers, from experience, making use of a soap that kills insects is one of the safest and best ways to go. Growers well know the soap made by the safer brand due to its top-notch quality. This soap contains fatty acid and salt(potassium) that weakens the shells of the bugs you plan to exterminate.

However, you need to make sure that you don’t apply it to the area that would affect your crops’ smell and taste when you use this.

What is the most effective pesticide?

The most effective pesticides that you can make use of are organophosphates due to their multiple functions. It does not cause much harm to the environment that it is applied to and slows down the effects of pests.

What do exterminators use to kill bugs?

Growers often hire exterminators to take out the pests that disturb the growth of their plants or crops. These exterminators often do so using toxic chemicals that they apply in a controlled and timely manner.

How do you control pests organically?

One of the safest ways to control your pests is by doing it organically; this way is known to be one of the safest. You can release beneficial insects into your growing space. Or you plan a resistant variety of the crops or perform cultural practices

How do you make natural bug spray for your house?

When you want to make a natural bug spray from your home, you need to make sure that your use is known for effectiveness. Most growers make use of citrus oil, garlic oil, thyme essential oil, and the rest. You do this by putting a little of this oil, distilling it in water, and shake, and then it is ready to spray. However, you should add a little vinegar if you want it to work faster.

What kills insects instantly?

To get an insect killed instantly and in no time, you should use predators as they would feed on the pests without wasting any time.

Is Vinegar a good insecticide?

Vinegar is a good insecticide to use on pests in your growing space, and this is because it is the foundation for most homemade bug spray. Vinegar is very effective in exterminating bugs out of your growing space.

Can I make my insecticidal soap?

Many people ask if they can make their insecticidal soap for their grow space to help kill pests. Because most natural bug killing methods or products can be gotten or made anywhere, you can make your insecticidal soap for killing bugs in your grow space entirely by yourself.

What can I use instead of Sevin dust?

Sevin dust is a speck of insecticide dust that is usually made use of by growers and gardeners alike; however, the dust’s toxicity content is a bit on the high side and, as such, doesn’t make it a good use all the time to control pests.

If you want a dust type of insecticide that isn’t toxic and won’t affect your plants in the long run, you can use the kaolin clay. The clay has a toxicity effect on your plants and would kill off pests.

How do I get rid of bugs in my yard naturally?

There are different ways to get rid of bugs naturally in your yard. You can get any water that might get pulled up away from that area that your plants are located. Get out any attractants of the bugs away from the growing area; this way, the bugs don’t have a reason to come visiting.

You should also try to keep the area clean and prevent the bugs from coming to the area; you should also find a way to attract birds that would benefit the growing area.

Lastly, it would be best if you used a bug trap to trap the bugs, preventing them from any further harm to your crops.


Exterminating pests from your grow space or yard can be a tedious job. If you are not careful, you might end up harming your crops more. There are different methods of controlling the pests in your grow area.

The biological method of controlling pests is one of the safest ways to do so. Using the reviews that we have given, you can use the best biological natural bug killer in the market to advance your crops’ progress faster and get more yields on your plants.

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