Talstar Select 2026 03 22

When treating field grown nursery stock (roots) for root weevil larvae, how should the bare-root treatment be applied?

• By spraying the insecticide solution onto the roots only
• By dipping the roots into the insecticide solution for ten seconds or by spraying the solution onto the roots ✓
• By incorporating the product into the field soil via drenching
• By applying 1 gallon of product per 100 gallons of water to the container media

Answer: Bare-root treatment involves dipping the roots into the solution for ten seconds or spraying the solution onto the roots.

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When applying a drench to containerized plants, what volume of finished spray is ideally required to treat the media to the point of saturation?

• 1/2 the volume of the container
• 1/5 the volume of the container ✓
• The same volume as the container diameter
• 1/10 the volume of the container

Answer: Ideally, the media should be treated to the point of saturation, which generally requires 1/5 the volume of the container.

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To provide two growing seasons of control for black vine weevil larvae in the spring, what dilution and application rate should be used?

• 10 fl oz per 100 gallons and 4 fl oz per 6-inch container
• 10 to 40 fl oz per 100 gallons and 4 fl oz per 6-inch container
• 20 to 40 fl oz per 100 gallons and 8 fl oz per 6-inch container ✓
• 40 to 80 fl oz per 100 gallons and 16 fl oz per 6-inch container

Answer: Diluting 20 to 40 fluid ounces per 100 gallons and applying 8 fluid ounces per 6-inch container provides control for two growing seasons when applied in the spring.

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When incorporating the product into potting media for black vine weevil and white grub larvae, how should it be applied?

• By dipping the media into a 100-gallon tank
• By applying 8 fluid ounces per 6-inch container as a drench
• By diluting in water and sprinkling or spraying it onto the media ✓
• By applying a single drench in the spring only

Answer: Media Incorporation involves diluting the product in water and sprinkling or spraying it onto the media.

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What is the required dilution for a preventative treatment of white grubs (Japanese beetle, oriental beetle, and European chafer) in containerized plants?

• 10 to 40 fl oz per 100 gallons
• 20 to 40 fl oz per 100 gallons
• 40 to 80 fl oz per 100 gallons ✓
• 80 to 100 fl oz per 100 gallons

Answer: The label specifies a dilution of 40 to 80 fluid ounces per 100 gallons for white grubs in containerized plants.

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For a curative application of Diaprepes weevil larvae in 6-inch diameter containers, what is the correct application rate?

• 4 to 8 fluid ounces of finished spray
• 10 to 40 fluid ounces of finished spray
• 8 to 16 fluid ounces of finished spray ✓
• 20 to 40 fluid ounces of finished spray

Answer: The curative rate for Diaprepes weevil larvae in 6-inch containers is 8 to 16 fluid ounces of finished spray.

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When treating containerized plants for a preventative infestation of black vine weevil larvae, what is the recommended application rate per 6-inch diameter container?

• 4 to 8 fluid ounces of finished spray ✓
• 8 to 16 fluid ounces of finished spray
• 20 to 40 fluid ounces of finished spray
• 1 to 2 fluid ounces of finished spray

Answer: For preventative control of black vine weevil larvae in 6-inch containers, the rate is 4 to 8 fluid ounces of finished spray.

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What is the dilution rate for preventative fungus gnat larvae control in containerized plants?

• 10 to 40 fl oz per 100 gallons
• 20 to 40 fl oz per 100 gallons ✓
• 40 to 80 fl oz per 100 gallons
• 1 quart to 1 gallon per cubic yard

Answer: The dilution for preventative fungus gnat larvae is 20 to 40 fl oz per 100 gallons.

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