Question: Can You Apply Grubex And Fertilizer 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. Fertilizers mixed with other products such as crabgrass control may be applied two weeks before or two weeks after using GrubEx.

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 late can you put GrubEx down?

GrubEx works as a preventative by preventing eggs from maturing and hatching, so you want to apply it late in the spring and be sure it is present in the soil through mid-summer. One application can last for about four months.

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When should you put grub fertilizer down?

The best time to apply grub control is between early spring and late summer when there’s increased grub worm activity in your lawn. For grub preventers, apply between June and July just before they hatch while for grub killers, apply the treatment from spring when you see signs of grass damage.

What is the best month to put down GrubEx?

Because GrubEx targets the larval stage of many insects, the best time to apply it is when the beetles burrow into lawns to lay their eggs — in spring to early summer. When the eggs hatch, GrubEx kills the emerging larvae so they cannot develop into mature insects.

Should I apply GrubEx before rain?

A very important tip is to water the grub control in within a few days. You can wait for a good rain heading your way, and apply the grub control before the rain. The chemical in some grub controls will break down in hot, dry weather. So if you leave the chemical on your lawn and not watered in, it won’t be effective.

When Should I spray my lawn for grubs?

Treating tips when spraying for lawn grubs: Always spray in the late afternoon/evenings (Kill bugs at night, and weeds in the morning) Spray a second time 7-10 days later to break the lifecycle. Don’t spray if rain is likely as you will only need to reapply. Always read the label and follow label rates for application.

Can you use 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.

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Will GrubEx get rid of moles?

The Diet of a Mole In addition to earthworms and ants, grubs make up a portion of a mole’s diet. This is why some believe eliminating grubs in the lawn can discourage moles. Even the best grub killer for moles doesn’t work. The damage to lawns caused by grubs can be controlled by using chemicals.

Can I apply GrubEx twice a year?

Grub killers may be applied up to three times per year, depending on the pesticide and the manufacturer’s instructions.

Will grass grow back after grub damage?

If you have patches of dead grass that show up in the fall or spring, they are likely caused by grubs. Grub counts from six to 10 or more per square foot can damage and kill grass. It is best to repair your grub-damaged lawn in the fall or early spring to restore it to its green glory. Remove dead grass with a rake.

Can you mix fertilizer with insecticide?

There may be a time when you want to combine and apply two or more pesticides plus fertilizer for either convenience, to save money, or to reduce equipment wear. When you do combine ingredients you are creating what is known as a tank mix. However, unless expressly prohibited by a pesticide’s label, mixing is legal.

Is it too late to treat for grubs?

Treatment for white grubs in late summer is problematic. It is not an automatic decision to choose to use an insecticide for white grubs. By September white grubs are fully-grown and thus harder to kill. Insecticide treatments after early October are not effective and are not recommended.

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Can I apply crabgrass preventer and GrubEx 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. Fertilizers mixed with other products such as crabgrass control may be applied two weeks before or two weeks after using GrubEx.

What do grubs turn into?

Lawn Grubs, often called White Grubs, are the immature form of different Scarab Beetles, such as Japanese Beetles, June “bugs” (beetles) or the European Chafers. A white grub eventually turns into adult Beetles and emerge from soil to mate and lay eggs.

What are signs of grubs in lawn?

Signs of Grubs in Lawn

  • Grass with damaged roots will begin to thin, yellow, and die.
  • Irregular patches of brown grass will appear in random places in your lawn.
  • Grass will feel very spongy and will pull up very easily.
  • Grass will be very vulnerable to drought and other stressors.

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