Plonka is a versatile artist for whom drawing is an important medium. He draws portraits of individuals and family members using black and white spots and lines. He also does drawings of his sculptures and furniture. In 2001,Plonka contributed images and drawings to accompany the collection of published poems titled, “Silence", which were written by Plonka’s brother Przemyslaw.

Finally, in addition to sculpture and painting, Plonka also designs original furniture, as well as restoring and reconstructing antique furniture.