TREES and HOW to paint them in Watercolours!

"I DON'T know how it is, but I can't do trees" is a remark an artist
frequently hears; and it is too often justified by the poor and crude
attempts at tree painting that accompany it.
And to the regretful exclamation perhaps something is added about
"want of knack" the "right sort of touch" as though, in order to
successfully draw or paint a tree (as distinct from the painting of any
other object) some extraordinary gift or sleight of hand were
necessary, some special clever…