In the first stage I establish shapes and where the darkest dark, and lightest lights, are.
|Arley Farm - initial underpainting|
Finally I refine the whole and do it with plenty of paint on the brush. I like a 'juicy' surface.
Mind you, I usually get to the end and prefer one of the stages that came before, but I guess lots of us have this problem.
I think the end reult is a little green but, hey, it's been raining here for weeks and everything is green, and growing. It's a battle to negotiate your way through the grass and mud.