Trees ! ! Trees ! ! :) Week 1

First week of tree drawing!! :) This is for my 113B class. They're not in chronological order by the way. The first ones took me about 1 hour or more, however, I think when I reached the 7th or 8th tree, it took me about 30-40 mins. Really, it depends on the tree :)

At the beginning, I tried experimenting