appearance bloom blooming blooms buttercup-family colored colorful colors coloured colourful colours contrast contrasting dark display distinctive edges evergreen flora flower flowers foliage green Hellebore Hellebores Helleborus Lenten-rose low-growing perennials poisonous Ranunculaceae rhizome-rooted shrub shrubbery subtle-shades toxic toxicity white abstract backdrop background close-up color colour decorative Dirt feel garden garden pebbles gray grey pebble patch pebbles rain rain drops river rocks rocks rounded shiny smooth smoothed striations surface surfaces tactile textures variations varied variety veined veins art artistic artwork canvas concept design floral graphic illustration image light lily nature paint painting perennial petals plant plants render Rendered rendering texture textured water-lily diamond element florecent formation fossil gem geod Mineral mineral deposit natural deposit ore phosphorus precious rock stone stones border coloring colouring external garden-background growth leafy leaves mature-leaves ornamental patio sheltered surfaced vegetation wallpaper cool cooling gardens greenery height high lighting mottled open park path pond pool public relaxing shade shadows shady shelter sunlight tree-lined trees undergrowth walkway