Yes, Bayer Advanced Disease Control for Roses, Flowers, & Shrubs Concentrate is labeled for use on azaleas.
Bayer Advanced Disease Control for Roses, Flowers & Shrubs is safe when used as directed on the product label. We would recommend long pants and sleeves and gloves as a minimum when mixing and applying.
Bayer Advanced Disease Control for Roses, Flowers & Shrubs Concentrate is not labeled for white flies.
Bayer Advanced Disease Control for Roses, Flowers & Shrubs Concentrate is not labeled to control fireblight. We do carry a few products that are labeled to control or suppress fireblight. Aliette WDG is specifically labeled for use on pyracantha to suppress and control fireblight. The other products we carry to control or suppress fireblight are linked below:
http://www.domyownpestcontrol.com/bonide-liquid-copper-fungicide-concentrate-p-1539.html
http://www.domyownpestcontrol.com/fire-blight-ap-1687.html
Any solution you mix up, whether Bayer Advanced Disease Control for Roses, Flowers & Shrubs Concentrate or any other product, would need to be used within 24-48 hours at most. Leaving mixed solution in your tank not only will break the product down the longer it sits in that solution, but also can cause damage to the seals and gaskets of your sprayer.
Per the product label for Bayer Advanced Disease Control for Roses, Flowers & Shrubs: Add 3/4 fl. oz. (1 1/2 TBS) to 1 gallon of water. Please refer to the product label for complete application instructions for your plant treatment.
Bayer Advanced Disease Control for Roses, Flowers & Shrubs Concentrate is not labeled to be mixed with any other Bayer Advance product. There is a Bayer Advnaced All-In-One Rose and Flower Care, which provides insect control, disease control, and fertilizer.
Bayer Advanced Disease Control for Roses, Flowers & Shrub does list both rust and blight as controlled on the product label.
As long as the two labels for each product are not competing in any way, you can use a disease and insect control product at the same time. It is common to have both and need to treat for both together to bring a plant back to full health.
Bayer Advanced Disease Control for Roses, Flowers & Shrubs Concentrate does not list fire blight on trees as a target disease on the product label, so we cannot advise that it would be effective. You may consider instead using Monterey Garden Phos Systemic Fungicide, which is labeled for fire blight on loquat trees.
One of the ingredients in Bayer Advanced Disease Control for Roses, Flowers & Shrubs is 1,2-propanediol which is a viscous liquid at room temperature and could technically be considered an oil. In general the product is considered water based.
We recommend conducting a jar test to ensure both Bio Advanced Vegetable and Garden Insect Spray and the Ortho Disease Control Concentrate are compatible and follow the most restrictive label. We also recommend verifying that both products are labeled safe to be used in the same areas or crops being treated.
Please refer to each of the product labels for complete application instructions.
While the Bayer Advanced Disease Control for Roses, Flowers & Shrubs Concentrate is labeled for many common diseases, it is not specifically labeled for the black sooty mold that is often caused by an aphid or scale infestation on crape myrtle trees.
We suggest using a product that will treat the insects as well, such as the Bio Advanced 3-in-1 Insect Disease and Mite Control Concentrate.
There are restrictions as to how much active ingredient can be applied per year depending on the product and application method.
The product label for Bayer Advanced Disease Control for Roses, Flowers & Shrubs Concentrate advises to apply every 7-14 days for a total of 3 applications beginning at the first sign of disease. If you are still seeing signs of the disease after the 3 applications, you can rotate to a different class fungicide labeled for black spot on ornamentals, flowers, roses etc such as Liquid Copper Fungicide.
**NOTE: The Bayer Advanced Disease Control for Roses, Flowers, & Shrubs has been discontinued. Bio Advanced 3-in-1 Insect Disease & Mite Control Concentrate is an alternative for black spot. Please view the product label for more information.
Any mixed solution of Bayer Advanced Disease Control for Roses, Flowers & Shrubs Concentrate needs to be used within 24 hours.
Per the product label, the Bayer Advanced Disease Control for Roses, Flowers & Shrubs Concentrate should be applied using a Hand Pump Sprayer, Dial Style Hose End Sprayer or Water Hose End Sprayer. A watering can would not be able to apply the even coat and fine droplet size that is recommended for this application.
The Bio Advanced 3-in-1 Insect Disease & Mite Control Concentrate is the recommended alternative with the same methods of application. Please view the full product label for rates and application instructions.