Quali-Pro · fungicide
Myclobutanil 20 EW: label facts, timing, and uses
Myclobutanil 20 EW is Quali-Pro's Myclobutanil 19.7% fungicide for foliar spray. What it is labeled for, how it is applied, the timing, and how the PHC Rx label check reads it before a prescription goes out.
Label check
1 warningLast application was 14 days ago. Proceed with a documented override, or reschedule.
Label facts
Myclobutanil 20 EW
- Manufacturer
- Quali-Pro
- Active ingredient
- Myclobutanil 19.7%
- EPA registration no.
- Not an EPA-registered pesticide
- Category
- fungicide
- Application
- foliar spray
- Frequency
- Per label
- Retreatment interval
- 14 days minimum
- Protection
- About 1 months
- Time to effect
- About 1 days
Read the Myclobutanil 20 EW label (manufacturer PDF). The label is the legal document; this page is the app's copy of it.
Application months
per labelThe app does not carry a month window for this product; the pest’s treatment page sets the timing.
Labeled uses
What the label covers
Treatment guides that use Myclobutanil 20 EW
Target pests and diseases on the label (41)
Alternaria Leaf Spot · Anthracnose · Apple Scab · Black Knot · Black Spot · Brown Patch · Brown Rot · Cedar-Apple Rust · Cedar-Quince Rust · Cercospora Fruit Spot · Cercospora Leaf Blight · Cercospora Leaf Spot · Cercospora Needle Blight · Cherry Leaf Spot · Crabapple Scab · Crown Rot · Dollar Spot · Entomosporium Leaf Spot · Fig Rust · Fusarium · Fusiform Rust · Leaf Blight · Leaf Spot · Peach Leaf Curl · Pear Scab · Pecan Scab · Petal Blight · Phyllosticta Leaf Spot · Powdery Mildew · Quince Rust · Rust · Scab · Shot Hole Disease · Spring Dead Spot · Stigmina Needle Cast · Stigmina/SNEED (Sudden Needle Drop) · Sycamore Anthracnose · Take-All Root Rot · Tar Spot · Twig Blight · White Pine Blister Rust
The label check runs this list against the host, the pest, the month, the dose, and the last application on the tree before a prescription goes out.
FAQ
Questions arborists ask
What is Myclobutanil 20 EW?
Myclobutanil 20 EW is a fungicide from Quali-Pro with Myclobutanil 19.7% as the active ingredient. It is applied by foliar spray.
What is the Myclobutanil 20 EW rate?
Myclobutanil 20 EW is applied at the label rate for the method and the host; the app does not carry a DBH rate table for it. Read the label linked on this page and record the rate and total on the application record.
How often can Myclobutanil 20 EW be applied?
Minimum retreatment interval 14 days. Expected protection about 1 months. Time to effect about 1 days.
What does Myclobutanil 20 EW treat?
The label lists 41 target pests or diseases. The treatment guides on this site that use it: sycamore anthracnose, apple scab, black knot, rhizosphaera needle cast. Each guide has the rate, the timing window, and the alternatives.
Where do these numbers come from?
The PHC Rx product catalog, built from the Myclobutanil 20 EW label linked above, and synced to this page from the app. The label is the legal document; if the two disagree, the label wins and the catalog gets fixed.
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