This is a 2 tiered cake. The tree stump is buttercream bark, fondant top and heart. The firefly jar is cake surrounded in fondant with a gumpaste lid, gumpaste fireflies (inside the cake) covering the fireflies is isomalt (glass) (first time using it) to give it a looking into the jar appearance. Mushrooms and rocks are gumpaste, tall grass on side of stump is modeling chocolate (first time using it).