Oh yeah but you do use comp sometimes.. even tho I'm just an idiot for stubbornly sticking with iPad when comp has got keys n stuff that iPad doesn't have.
I feel like those trees are really smooth so maybe you could paintbrush the side to make them a little more rough (but I can't draw trees so you shouldn't listen to me).
I can maybe help you with some pine trees if you want. That of those good lookin' fur trees I can't remember the name of.