Koru Spiral Plants The koru is a spiral shaped plant. To people of New Zealand, the koru represents the unfolding of new life or renewal. The spiral shape is a found in many sculptures and tattoos. Koru Spiral Plants The koru is a spiral shaped plant. To people of New Zealand, the koru represents the unfolding of new life or renewal. The spiral shape is a found in many sculptures and tattoos. Raewyn Harris is an artist who does paintings using Koru plants as inspiration. Koru Spiral Plants Raewyn Harris is an artist who does paintings using Koru plants as inspiration. Do you see any other plant shapes in Raewyn Harris’ paintings? Try to add some shading into your painting with darker and lighter paint!