Fall/Winter Weed Control Program
Aggressive seedhead of annual bluegrass allows exponential spread if left untreated in the fall. (Envu)
Month January Week 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 1 2 3 September October November December
Prioritized Options
Priority Explanation
• Control through April • Most Consistent Control • Resistance Management • Control through April including annual blue-eyed grass • Most Consistent Control • Resistance Management • Control through April
Good
Specticle FLO 2 9 fl. oz./A
PRE3 2 Specticle ® FLO 1 6 fl. oz./A + Tribute ® Total 1 oz./A + NIS 0.25% v/v + (Simazine 1 lb. ai./A or glyphosate (4 lbs. ai/gal.) 5 fl. oz./A) PRE3 2 Specticle ® FLO 1 3 fl. oz./A + Tribute ® Total 1 oz./A + NIS 0.25% v/v + (Simazine 1 lb. ai./A or glyphosate (4 lbs. ai/gal.) 5 fl. oz./A)
Better
PRE3 2 Specticle ® FLO 1 3 fl. oz./A + (Simazine 1 lb. ai./A
Best
or glyphosate (4 lbs. ai/gal.) 5 fl. oz./A)
Sand >85% or Soil Organic Matter <0.1%
Specticle FLO 2 3 fl. oz./A Apply 30-45 days after previous application
Specticle FLO 2 3 fl. oz./A Apply 30-45 days after previous application
• Control through April
Better
Specticle FLO 2 3 fl. oz./A
• Most Consistent Control • Resistance Management • Control through April including annual blue-eyed grass
PRE3 2 Specticle ® FLO 1 3 fl. oz./A + Tribute ® Total 1 oz./A + NIS 0.25% v/v + (Simazine 1 lb. ai./A or glyphosate (4 lbs. ai/gal.) 5 fl. oz./A)
PRE3 2 Specticle ® FLO 1 3 fl. oz. / A + (Simazine 1 lb. ai./A or glyphosate (4 lbs. ai/gal.) 5 fl. oz./A)
Best
¹Read and follow all label directions especially with regards to applications around cool-season turf. Allow spray to dry prior to irrigation or rainfall.²Do not apply if turf injury is present and assess turf quality before each application. Do not apply during periods of excessive soil moisture.³In Florida, make application after first frost if a history of slight phytotoxicity from simazine
Annual bluegrass can germinate over a wide range of temperatures, so a preemergence herbicide is needed for most effective control. (Envu)
17
July, 2024
Made with FlippingBook - Online Brochure Maker