Per the Bonide INFUSE Lawn & Landscape Granules product label:
This product may be used on annual and perennial flowers, bedding plants, foliage plants, ground covers and deciduous and evergreen trees and shrubs. When using this product be sure to follow the guidelines in the General Information Section.
This product may be applied as a broadcast application.
Broadcast Applications to established plants:
Please let us know if you have any other questions.
Yes, Bonide INFUSE Lawn & Landscape Granules can safely be applied to Centipede grass.
No, Bonide INFUSE Lawn & Landscape Granules cannot be used inside of potted plants because it is not labeled for use in there. This can only be used on turf, annual and perennial flowers, bedding plants, foliage plants, ground covers, and deciduous and evergreen trees and shrubs, etc.
No, it is not necessary to use both since the Bonide INFUSE Lawn & Landscape Granules are systemic and will be taken up through the plants.
Per the product label, Bonide INFUSE Lawn & Landscape Granules should be applied using a ground based, hand operated or mechanical equipment. Do not apply this product by hand or by hand held rotary spreader. Those methods will not accurately dispense the product at the rate and uniformity that is needed.
The Bonide INFUSE Lawn and Landscape Granules can treat Ascochyta Leaf Blight and Drechslera leaf spots, so whether this will work really depends on the specific disease you are treating. If you have Fabraea leaf spot and black spot, then you would need to use a topical spray fungicide to control this issue, such as Fung-onil Multi Purpose Fungicide Concentrate.