Warm Season Turf Out of Turf Guide
1941
Desirable Turf
SEASHORE PASPALUM
HRAC CODE
HERBICIDE PROGRAM
Bermudagrass Centipedegrass
8 Prograss 1.5 EC (0.33 gal/A) + Cutless (0.75 lb a.i./A). Sequential applications on a 14-day interval will be required for continued bermudagrass suppression.
4
Harrell's ProtectMAX Quinclorac (64 fl oz/A) + Harrell’s Methylated Seed Oil (1.5 pt/A)
4 Make 2 sequential applications of Harrell's ProtectMAX Quinclorac (44 fl oz/A) + Harrell’s Methylated Seed Oil (1.5 pt/A) followed by an additional sequential application of HPM Quinclorac (39 fl oz/A) + MSO (1.5 pt/A) on 14-day to 21-day intervals. 3 Kerb SC T&O (1.25 – 2.5 pt/A). Apply Kerb to warm season grasses at 50% greenup for ryegrass removal. Avoid spraying on hill sides, fairways, or approaches that may drain onto bentgrass greens or to areas overseeded with sensitive cool season grasses.
Kikuyugrass
Perennial Ryegrass
Poa annua
5 Xonerate 2SC (9-14 fl oz/A). Make applications on 14-21 day intervals. Consult label for application restrictions.
St. Augustine
4
Harrell's ProtectMAX Quinclorac (64 fl oz/A) + Harrell’s Methylated Seed Oil (1.5 pt/A)
ST. AUGUSTINE
HRAC CODE
HERBICIDE PROGRAM
2 Manor 60 WDG (0.25-0.75 oz/A). A repeat application may be required in 4 to 6 weeks. Addition of Harrell’s Nonionic Penetrant Plus at 0.25% v/v provides maximum performance but may temporarily increase chlorosis of the turf. Some bahiagrass varieties (‘Common,’ Argentine,’ & ‘Paraguayan’) are not completely susceptible. Do not use beneath desirable trees or ornamentals. Do not apply to turf less than 1 year old. 8 + 5 Prograss 1.5 EC (1.53 gal/A) + Atrazine 4L (1 qt/A). Spring apps should start when bermudagrass first breaks dormancy in spring. 2-3 sequential applications on a 21-28 day interval may be required for full control.
Bahiagrass
Bermudagrass
Creeping Bentgrass
5 5 5 5
Atrazine or Simazine (1 qt/acre) Atrazine or Simazine (1 qt/acre) Atrazine or Simazine (1 qt/acre) Atrazine or Simazine (1 qt/acre)
Fine Fescue
Kentucky Bluegrass Perennial Ryegrass
2 Manor 60 WDG (0.33 to 0.5 oz/A). Addition of Harrell’s Nonionic Penetrant Plus at 0.25% v/v provides maximum performance but may temporarily increase turf chlorosis. Do not use beneath desirable trees or ornamentals. Do not apply to turf less than 1 year old. 3 Kerb SC T&O (1.25 – 2.5 pt/A). Apply Kerb to warm season grasses at 50% greenup for ryegrass removal. Avoid spraying on hill sides, fairways, or approaches that may drain onto bentgrass greens or to areas overseeded with sensitive cool season grasses. 1 Manuscript 16.4 oz/A. Add Adigor adjuvant or Harrell’s Methylated Seed Oil at 0.5% v/v. For best results, apply to actively growing perennial ryegrass before emergence of 3rd tiller.
Perennial Ryegrass
Perennial Ryegrass
Perennial Ryegrass
Poa annua Poa annua
5 Xonerate 2SC (9-14 fl oz/A). Make applications on 14-21 day intervals. Consult label for application restrictions.
5
Simazine (1 qt/A)
27 Tenacity (4 fl oz/A) + Harrell’s Nonionic Penetrant Plus (0.25% v/v). Apply Tenacity in at least 30 gallons of water per acre at two to three-week intervals for up to three applications. Bentgrass control may be more effective in the late summer/early fall just prior to onset of renewed bentgrass growth, than spring/early summer applications. Apply to established turf only. For turfgrass grown for sod only.
Creeping Bentgrass
The label for each product presented here should be consulted for Directions for Use and Rates of Application prior to use.
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