It sounds like you have over-toned. Stop dying your hair and it should fade back to a brighter hue. You could also try washing your hair with a clarifying shampoo...
There is no "right lure" but something that gets down would probably be more effective due to the water clarity unless you see fish eating things on top of the...
I am no expert, but cutting the brown patch will leave bald patches. I trim the conifers in the autumn, allowing maximum light, water and time to grow for the...