Product Q&A

« See More Q&A's

Karen from Muskego, Wi writes

How much Spectro 90 do you use on crabapple trees with scab?

My blue spruces have Rhizosphaera needlecast. How much of the Spectro 90 do I use for a gallon water? My crabapple trees have scab. How much of Spectro 90 do I use per gallon of water?


You would use 1-2 tablespoons of the

Answer last updated on: 03/12/2018

Was this answer helpful to you? Yes No

1 of 1 people found this answer helpful.

Spectro 90 WDG Fungicide

Spectro 90 WDG Fungicide

5 out of 5 stars


Free Shipping*