Painting Progression Sculptural Painting of Tulips

After completing an initial sketch I transferred this image on a non-flexible board

 I am experimenting with different types of joint compound on a board as opposed to non-flexible modeling paste

I am experimenting with different types of joint compound on a board as opposed to non-flexible modeling paste

 Almost ready for painting.  Need to add more details and leaves after this layer is completely dry. I use two types of joint compound: one is very spongy and harder to sculpt; one is more the consistency of modeling paste. So far only minor cracking as it dries.

Almost ready for painting.  Need to add more details and leaves after this layer is completely dry. I use two types of joint compound: one is very spongy and harder to sculpt; one is more the consistency of modeling paste. So far only minor cracking as it dries.