Lights on spraying products

[NemoClones]

Are there any products i can spray on my plants while lights are on to prevent bugs/mildew problems?

 

[insomnia65]

On here says no to neem, well I will let you read it.

Neem Oil spots?

hi, just curious. These spots popped up the day after I sprayed neem oil. They're a little darker in color than the calcium spots that I have seen on some of my leaves. Any chance this is burn from neem oil spray? Or just more cal def... im trying to work through a nute lock right now. See my...

www.rollitup.org

 

[SnoopyDoo]

Are there any products i can spray on my plants while lights are on to prevent bugs/mildew problems?

Are the plants healthy and vibrant? If so, I'd spray just about anything on them during lights on. Neem and Rosemary are good preventatives for both bugs and fungus problems. Weak plants or plants that are under attack, suffering lock out, etc - then I'd spray lights out.