Copyright Goodheart-Willcox Co., Inc. 277 divgradcurl Pachysandra terminalis/ Japanese spurge 170 Nick Pecker Paeonia hybrid/peony 171 Vladimira Parthenocissus tricuspidata/ Boston ivy 172 JOSHATIS Pelargonium × hortorum/zonal geranium 173 Del Boy Pennisetum species/ fountain grass 174 Luke Neale Photography Petunia × hybrida/petunia 175 Skyprayer2005 Philodendron scandens ‘Oxycardium’/ heartleaf philodendron 176 Zyankarlo Gherzak Picea abies/Norway spruce 177 USDA NRCS Bozhena Melnyk Picea pungens/ Colorado (blue) spruce 178