Although rotating active ingredients in insecticides is a good general practice, how often you decide to rotate would be at your discretion. You can refer to our helpful and informative Flea Treatment Guide for more details, and for links to related products.
No, Demand CS Insecticide is safe for ornamentals. Just make sure you apply either early morning or late evening before the sun comes up/goes down to avoid heat damage.
Demand CS is rainfast after it has dried completely. This is typically in a few hours after it has dried.
It is recommended that you apply insecticides and herbicides in two different applications. Because you can turn a non-repellent into a repellent when mixing insecticides with other chemicals. We would recommend spraying Demand CS Insecticide by itself.
Generally, Demand CS Insecticide can be washed away with hot soapy water. However, if you get it on edibles they will need to be disposed of & not consumed for a year.
You should not mix 2 residual insecticides such as Dominion 2L and Demand CS. It is never a good idea to try to mix insecticides unless the label instructions clearly state that you can do so. Mixing insecticides can cause them to not work properly. Also, Dominion 2L amount of water needed to treat is different than Demand CS. Dominion 2L is generally used to treat a pest such as grubs and requires more water to reach the soil, while Demand CS is a surface spray. Choosing when and how to use the products would depend on the ultimate goal of the product.
Demand CS dries clear when used as directed and will not stain. It is labeled for flies but they will still land on the siding which is what you want so they come in contact with the treated areas.
Demand CS Insecticide is labeled for beetles in general so should control Asian lady beetles as well. If you would like something specifically for them, you may consider using Suspend SC Insecticide
Demand CS should be mixed at 6-12 ml per one gallon of water per 1,000 sq ft per the product label, which is 3-6 mL or 0.1 - 0.4 oz per half gallon of water.