Preocupante estado de plantas

Diatomaceous earth leaves the plants with white spots, because that's its color, it's not mold, I repeat, it's not mold.

The brown tips look like fertilizer burn. Make sure you are dosing correctly. The white blotches are Powdery Mildew. You need some better air circulation in your tent and serious 3% Hydrogen Peroxide treatment. Make 1 Tablespoon of HP to 1 Cup of water and mist onto the leaves daily. Lightly sprinkle baking soda on the soil to kill the spores.

Im using my phone so I might not see clear and is that white stuff just salts maybe? Sure loooks like mildew in small screen

The white color is DIATOMACEOUS EARTH that I used via foliar, it's not a fungus.

Hi there! Dude I think you have a pretty bad case of WPM and that needs treatment ASAP! What IS White Powdery Mildew? White Powdery Mildew is a rapidly reproducing (both sexually AND asexually) fungus who only knows how to do two things: Eat your plants Make more White Powdery Mildew Fortunately, White Powdery Mildew is easy to spot since it creates white patches of fungal growth that stand out against the green leaves of a cannabis plant. It can be removed from plants with proper treatment if spotted early on, but any buds with WPM should be discarded as they most likely contain many more spores than your eyes can see. Read this and there is treatment and prevention info for you!! https://www.growweedeasy.com/cannabis-plant-problems/white-powdery-mildew