Rezilon 2026 03 22

When applying Rezilon for late fall applications, what environmental condition must be considered?

• Apply only during periods of heavy rain
• Apply prior to when the ground freezes ✓
• Apply only when the ground is frozen
• Apply only after the first frost

Answer: For late fall applications, the label instructs to apply Rezilon prior to when the ground freezes.

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If Rezilon is applied at a rate greater than 3 fl oz/A, what is the restriction regarding hay harvesting?

• Hay may not be harvested for 12 months
• Hay may not be harvested until 40 days after the application ✓
• Hay may not be harvested until the next growing season
• Hay may not be harvested if heavy rain is expected

Answer: When Rezilon is applied at a rate greater than 3 fl oz/A, hay may not be harvested until 40 days after the application.

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To cover 1 acre of fence row (1 ft wide), how much Rezilon should be mixed with 10 gallons of water?

• 2.5 fluid ounces
• 5 fluid ounces ✓
• 7.5 fluid ounces
• 12.5 fluid ounces

Answer: The label specifies mixing 5 fluid ounces with 10 gallons to cover 1 acre or 8.3 mile of fence row (1 ft wide).

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Which of the following is a correct instruction regarding weather and application?

• Avoid application if heavy rain is expected which can move treated soil into areas with crops or desirable vegetation ✓
• Always apply during heavy rain to ensure activation
• Apply only when heavy rain is expected to prevent soil movement
• Avoid application if no rain is expected for 40 days

Answer: The label advises to avoid application if heavy rain is expected which can move treated soil into areas with crops or desirable vegetation.

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What is required to activate the herbicide once it reaches the soil surface?

• Application of fertilizer
• Tilling the soil
• Rainfall or irrigation ✓
• Application of a surfactant

Answer: The label states the herbicide needs to reach the soil surface and be activated by rainfall or irrigation.

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To achieve extended residual activity, what is the recommended sequential application strategy?

• Apply 6 fl oz/A in early-season and 6 fl oz/A mid-season
• Apply 3 fl oz/A in early-season followed by 3 fl oz/A mid- to late-season ✓
• Apply 5 fl oz/A in late winter and 5 fl oz/A in late summer
• Apply 2.5 fl oz/A every month for 12 months

Answer: For extended residual activity, the label recommends applying 3 fl oz/A in early-season followed by 3 fl oz/A mid- to late-season.

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When targeting early germinating summer annual weeds, what is the recommended application timing?

• Late summer to fall
• Late winter/early spring (dormant season) ✓
• Immediately after harvest and prior to foliage regrowth
• Prior to when the ground freezes

Answer: For early germinating summer annual weeds, the label instructs to apply in the late winter/early spring (dormant season).

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What is the maximum total amount of Rezilon that can be applied per acre in a 12-month period using sequential applications?

• 3 fl oz
• 5 fl oz
• 6 fl oz ✓
• 12 fl oz

Answer: The label states DO NOT exceed 6 fl oz (0.078 lbs indaziflam) per acre of Rezilon in a 12-month period with sequential applications.

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