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Lesco
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LESCO® Spectator Ultra Fungicide is a professional-grade, systemic fungicide that provides preventative and curative control of major turfgrass and ornamental diseases. Powered by 14.3% propiconazole, Spectator Ultra targets pathogens from the inside out and delivers reliable protection against dollar spot, brown patch, anthracnose, and more.
Propiconazole 14.3%
| Key | Value |
|---|---|
| Active Ingredient | Propiconazole 14.3% |
| Lawn Types | Tall fescue, Bermuda, Zoysia, St. augustine, Centipede, Kentucky bluegrass, Ryegrass |
| Application Rate | 1-2 oz. per 1,000 sqft. every 14-28 days. (See Product Label) |
| Time to Apply | Spring, Summer, Fall |
| Target Pests | Brown Patch Dollar Spot Anthracnose Rust, Powdery Mildew Snow Mold, Red Thread, Leaf Spot Spring Dead Spot, Take-All Patch |
| Delivery System | Liquid |
| Brand | Lesco |
| For Use In | Turf Grass, Landscape Beds |
It controls dollar spot, brown patch, anthracnose, rust, powdery mildew, leaf spot, snow mold, red thread, and many more.
Apply 1–2 fl oz per 1,000 sq ft depending on disease pressure and timing. Never exceed 16 fl oz per 1,000 sq ft per year.
Yes, but Bermudagrass may be sensitive. Do not apply more than 4 fl oz per 1,000 sq ft every 30 days to Bermudagrass. Avoid application over 90°F on Bermuda greens.
It works best as a preventative fungicide but also has curative properties when applied early in the infection cycle.
Yes. It can be tank-mixed with compatible fungicides (e.g., chlorothalonil), herbicides, and insecticides. Always perform a jar test for compatibility.
Yes. Spectator Ultra controls many ornamental diseases. Use 2–24 fl oz per 100 gallons depending on disease and plant type.

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