20 watts isn’t going to grow anything but a tiny seedling for the first week or two. How much space are you trying to fill? 200-300 watts of any reputable LED brand would cover a 2×4 foot space to veg a few plants. You need about 400 watts to cover a 4×4 space.

Defoliation is not topping.

Roots pests attack and stress roots as quickly as anything. When you’re doing everything right but the plants are still dying has to be frustrating af. That’s always a possibility but when I read 40% perlite with Grow Dots I knew what was most likely the issue.

Over and under watering can droop leaves the same way so that’s why it’s important to have as much info as possible. Knowing his soil has 40% perlite, we can reasonably assume they are not being over watered.