These gardening goliaths are perennial favorites that will grow for decades, in some case up to a century! Peony (Paeonie suffruticosa) are shrub type plants ideal for use in your landscape as a specimen planting, borders, but equally beautiful in a bouquet. Tree Peony Plants are deer resistant and hardy growers that exhibit large, red, green, yellow, black or white blooms depending on the variety. A favorite in Chinese gardening for centuries these beauties belong in your garden.