Spectracide Triazicide Insect Killer for Lawns: Review

Spectracide Triazicide Insect Killer For Lawns

Review of the Spectracide Triazicide Insect Killer for Lawns

As of this writing, there were 193 customer comments and 40 answered questions for Spectracide Triazicide Insect Killer for Lawns.  I’ve read through the customer feedback and then condensed the results into this review.  I hope that this helps you when shopping for an insect killer.

Best Fea​tures

  • check Kills insects above and below ground
  • check ​Will kill 100+ insects
  • check Kills on contact
  • check Season-long control against ants
  • check Covers 25,000 square feet 

Item Specifics

The Spectracide Triazicide Insect Killer for Lawns kills on contact, plus season-long control against ants (excluding harvester and pharaoh ants).  This product kills insects both above and below ground.  Once the treated area has been watered and is dry, both pets and children can return to the lawn.  It will kill 100+ listed insects.  This product will cover 25,000 square feet.

Some Felt More Was Needed Than Directions Stated

There were some comments stating that more is needed than what the directions stated.  Here is one of those comments, “Needs be applied about three times (as much as) the directions claimed area coverage in the South’s summer. Perhaps spreading it considerably heavier would keep this from being necessary.”

Works Well on Grub Worms

There were a lot of differences of opinions on what bugs this insect killer actually works on.  It does seem to work well on grub worms.  Here is one of the comments on grub worms, “Worked well at eliminating the pesky grub worms that brings the moles during the winter. I’m very satisfied with the product, and will use it again in the spring.”

Spectracide Triazicide Insect Killer for Lawns


  • plus Works well on grubs
  • plus Easy to apply
  • plus Safe for kids and pets after it’s watered down


  • close May need to apply more than directed 
  • close  Some say it doesn’t kill many insects

Spectracide Triazicide Insect Killer for Lawns Conclusion

The Spectracide Triazicide Insect Killer for Lawns had mixed reviews for which insects it kills and which it doesn’t.  It does seem to work very well on grub worms.  It will be important to water it down after applying.  The product is made to cover 25,000 square feet though some customers said that it didn’t cover that much ground for the amount of product that was needed.   How well this product actually works is still up for debate.  It didn’t have as conclusive of reviews as did Terro T300 Liquid Ant Bait.  However, Terro was just for ants and this is supposed to kill over 100 different types of insects.

Common Questions

Here are some top questions that I found for people considering buying the Spectracide Triazicide Insect Killer for Lawns. 

  • chevron-circle-right How many square feet will a 20 pound bag cover?  25,000 square feet.
  • chevron-circle-right Will it affect my grass?  No, it does not harm the grass.
  • chevron-circle-right Can this be used for mosquitoes?  No, it is not made for mosquitoes.

Related Article: Best Ant Killer – Our Top Choices and Overall Pick

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