Blue spruce

My blue spruce is 3 years old.  I noticed it has grown but there is thin growth on the inside of the tree – you can see the branches and trunk very well.  Is this tree lacking something?…

Grapes

I have Somerset Grape Vine and Magenta Grape vine which I planted last year and they are coming out well. Questions: 1) I want guidance on fertilizing them. Want to avoid harmful fertilizers? 2) I have provided 20″ X 20″…