Think about what colours and surface qualities and motifs and forms you would like to be included in your piece.
What colours and tones do you like or not like?
What kind of glaze and surface qualities do you like? Glossy, stony, matte, dry, textured ...
What motifs do you want included in the piece? Flowers, rocks, moss, spiral fronds, thorns, buds, stamen, seeds, roots, insects, critters...