What is the best way to kill grubs?

There are two chemicals, carbaryl and trichlorfon, that are considered curative treatments. They are short-lived compounds that kill all life stages of grubs. These two insecticides are the only options if high numbers of grubs are found in the fall and in spring before early May.

What is the best time to treat for grubs?

Treating in late summer or early fall is ideal, as that is when the smaller, young grubs are most susceptible to nematodes. There is also usually a short window for application in early spring before the grubs get too big and pupate, but that is a narrower window and can be difficult to time properly.

How do you get rid of grubs naturally?

So, let’s look at some home remedies for grubs and natural ways to get rid of grubs.

  1. Encourage birds to hang out in your yard. …
  2. Feed your chickens. …
  3. Limit irrigation. …
  4. Relocate them. …
  5. Treat with milky spore. …
  6. Introduce beneficial nematodes. …
  7. Apply neem oil. …
  8. Repel the beetles.

How do you kill existing grubs?


You can also use the imidacloprid.

Do grubs come back every year?

In November, the grubs tunnel deep in the soil for the Winter. The grubs come back up to the surface in early May and eat a little longer. In early to mid-June, the grubs build an in-ground “cocoon” and transform into beetles that emerge from the soil and start the process over again.

Is it too late to treat for grubs?

By the time damage is apparent it is much too late for preventive white grub products such as Merit and Grub-X. These must be applied before mid-August. Insecticides must be watered in to be effective.

How do you get rid of grubs fast?

How to Get Rid of Grubs in Your Yard Naturally: 7 Treatment Options

  1. Introduce natural predators to eat the grubs. Grubs have plenty of natural predators. …
  2. Limit moisture. …
  3. Use milky spore. …
  4. Use neem oil or Azadirachtin. …
  5. Introduce beneficial nematodes. …
  6. Make a grub killer with borax. …
  7. Dethatch and aerate your lawn. …
  8. Carbaryl.

How do I prevent grubs in my lawn?

Preventive products containing imidacloprid, thiamethoxam or clothianidin will consistently reduce 75-100% of the grubs if they are applied in June or July and if they are watered-in with 0.5 inches of irrigation immediately after application. Lawn sprinklers can be used if you do not have an irrigation system.

What animal eats grubs at night?

Raccoons and skunks are two common grub-eating nocturnal culprits for digging in yards.

What is the best natural grub killer?

Natural Grub Treatment



These include milky spore, neem oil, and nematodes — available at most garden centers. Milky spore is a disease that can effectively treat lawn grubs and is environmentally safe. Spores are applied to affected lawn areas, infecting lawn grubs as they feed.

Which is better GrubEx or Bayer grub control?

Both are excellent products and very effective at killing a wide range of common grubs that may be living on your soil. Scotts GrubEx is a contact and prevention insecticide, while the Bayer Grub Killer Plus eliminates Grubs on contact within 24 hours. And they are sold in ready-to-use granular bags.

What causes grubs in my lawn?

Grubs are the larvae of many kinds of beetles, such as Japanese beetles or June bugs. Grubs can be found within your lawn during the late summer months after the beetles have laid their eggs around July. Female beetles lay their eggs about one or two inches deep in the soil.

Will grass grow back after grub?

Grub counts from six to 10 or more per square foot can damage and kill grass. Before you repair your lawn, treat any grub infestation using beneficial nematodes or pesticides allowed in your area. It is best to repair your grub-damaged lawn in the fall or early spring to restore it to its green glory.

How long does it take for a lawn to recover from grubs?

Lightly water the seeded area every day— or more often if the ground feels dry—until the grass is a couple inches tall. This should take two to three weeks.

What is the best month to put down GrubEx?

It’s important to follow the instructions on the GrubEx packaging very closely because precision in both timing and application are essential. Early May, June and July is the best time to apply this product. Remember the beetles lay eggs in early summer. The small grubs hatch in the middle of the summer.

Can I apply fertilizer and grub control at the same time?

According to the Scotts website, only straight fertilizer, with no other ingredients such as pre-emergent herbicides or other pesticides, may be applied at the same time as GrubEx. The site gives no recommendation for mixing straight fertilizer and GrubEx, so it may be wisest to apply one product at a time.

Can you apply too much GrubEx?

Applying too much can hurt the environment and using too little may not control the grubs in your lawn. Although Dylox claims it kills grubs within one to three days if applied properly, you may still notice grub activity within that time or shortly after. Animals may also continue digging for the insects.

Can I apply GrubEx twice a year?

The grubs are highly destructive to lawns. They feed on the roots of the grass in summer, resulting in dead patches of turf. Grub killers may be applied up to three times per year, depending on the pesticide and the manufacturer’s instructions.

Should grub control be watered in?

Do You Still Need to Water GrubEX if it’s Applied to a Wet Lawn? Though GrubEX is activated by any amount of moisture, GrubEX still needs to be watered into a lawn after it’s applied. This is true even if the lawn was wet before the application of GrubEX. Grubs don’t live on the surface.

What does grub damage look like in your yard?

When your yard is under attack by grubs, grass will thin and turn brown. This leads to visible larger brown patch areas in your yard. It’s common to notice these odd-shaped brown patches in late summer or early fall. During this period, grubs amp up their eating, and the damaged and dead grass becomes more visible.