12/14/2023 0 Comments Basil downy mildew![]() Trilogy as a 1% solution on 7- to 14-day intervals before infection.Make no more than two (2) applications before alternating to a different mode of action. Revus (Group 40) at 8 fl oz/A on 7- to 10-day intervals.Does not benefit from the addition of an adjuvant. Regalia (Group P5) at 1 to 2 quarts/A plus another fungicide on 7- to 10-day intervals.Can be applied to basil grown in a greenhouse. Studies by Cornell showed good disease control in field-grown 'Genovese' basil when this material was alternated with Revus. Alternate to a fungicide with a different mode of action. Ranman 400SC (Group 21) at 2.75 to 3 fl oz/A on 7- to 10-day intervals.Quadris (Group 11) is labeled for use on basil for other diseases but will only suppress downy mildew.Helena ProPhyt at 3 to 4 pints/A on 7-day intervals.K-Phite 7LP at 1 to 3 quarts/100 gal water/A on 14- to 21-day intervals.Fosphite at 1 to 3 quarts/100 gal water/A on 14- to 21-day intervals.Phosphonates formulations (Group P7) are effective.Oxidate at 40 to 128 fl oz/100 gal water on 5-day intervals.Orondis Ultra (Group 49 + 40) at 5.5 to 8 fl oz/A on 7- to 10-day intervals.24-hr reentry for green-house use 48-hr reentry for all other applications. Badge SC (Group M1) at 0.75 to 1.5 pints/A on 7- to 10-day intervals.basilicum x americanum variety 'Blue Spice'.Ĭhemical control Fungicides are a primary management practice for commercial production. ![]() basilicum spice type variety: 'Blue Spice Fil' O. Burns', and 'Lemona' Thai basil variety: 'Queenette' and O. citriodorum lemon basil type varieties: 'Lemon', 'Lemon Mrs. basilicum red type varieties: 'Red Leaf'and 'Red Rubin' O. basilicum varieties: 'Amethyst Imp', 'Aroma 2', 'Cinnamon', 'Gecofure', 'Genovese', 'Genoveser Martina', 'Italian Large Leaf', 'Magical Michael', 'Mariden', 'Nufar', 'Opal Purple Variegated', 'Poppy Joe's', 'Queentette', 'Rubin' and 'Superbo'. Susceptible All sweet basil varieties were found to be highly susceptible in a screening by Cornell and inlcude O.
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