Portfolio IVM 2026 03 22

What is the maximum annual application rate for sulfentrazone allowed by the label?

• 0.375 lb per acre per calendar year ✓
• 0.275 lb per acre per calendar year
• 0.451 lb per acre per calendar year
• 14.4 lb per acre per calendar year

Answer: The restrictions state the maximum annual application rate for sulfentrazone is 0.375 lb per acre per calendar year.

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When tank mixing Portfolio IVM with a contact burndown herbicide, what is the minimum required spray volume per acre?

• 15 gallons per acre ✓
• 10 gallons per acre
• 5 gallons per acre
• 20 gallons per acre

Answer: The mixing notes state that when tank mixed with a contact burndown herbicide, applicators must use a minimum spray volume of 15 gallons per acre.

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Which of the following is a restriction regarding livestock?

• Do not graze or feed livestock forage cut from treated areas ✓
• Livestock must be kept 24 hours away from treated areas
• Do not apply near water sources used by livestock
• Only graze livestock after 7 days of rainfall

Answer: The restrictions state: 'Do not graze or feed livestock forage cut from areas treated with PORTFOLIO IVM herbicide.'

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On which type of turfgrass should Portfolio IVM NOT be applied?

• Turfgrass weakened by weather, mechanical, chemical, or disease stress ✓
• Turfgrass in high-traffic areas
• Turfgrass with high organic matter
• Turfgrass in shaded areas

Answer: The restrictions state: 'Do not apply PORTFOLIO IVM herbicide on turfgrass that is weakened by weather, mechanical, chemical, disease or other related stress.'

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Under what specific condition is helicopter application of Portfolio IVM permitted?

• On railroad rights-of-way only ✓
• On all industrial areas
• On all turfgrass sites
• On all airport sites

Answer: The restrictions state that applications may be made by helicopter on railroad rights-of-way only.

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When applying Portfolio IVM by ground to weeds in non-crop sites, what is the recommended rate for sites with fine soil textures or more than 2% organic matter?

• Use the higher rates within the 0.18 - 0.275 fl oz/1,000 sq ft range ✓
• Use the lower rates within the 0.18 - 0.275 fl oz/1,000 sq ft range
• Use exactly 0.18 fl oz/1,000 sq ft
• Use exactly 0.275 fl oz/1,000 sq ft

Answer: The label notes to use the higher rates on sites with fine soil textures and on sites with more than 2% organic matter.

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To ensure effective preemergence weed control, how much rainfall or irrigation is required within 7 days after application?

• At least 0.5 inches ✓
• At least 1.0 inch
• At least 0.25 inches
• At least 2.0 inches

Answer: The label states effective preemergence control is obtained when activated by at least 0.5 inches of rainfall or irrigation within 7 days.

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According to the label, which of the following is a target pest for Portfolio IVM?

• Weeds ✓
• Insects
• Rodents
• Fungi

Answer: The label facts state that the target pest for this product is weeds.

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