Talstar P Professional Insecticide needs to be watered in for some pests but not all. Please review the product label for complete application information depending on your target pest.
We apologize that there appears to be fungus like substance in your bottle of Talstar P. There was an issue with one Lot of 3/4 gallon Talstar from FMC last year. We would be more than happy to ship you a new bottle or refund you for this bottle from the defective Lot. You can call us at 866-581-7378 to follow up of this matter up.