disc disk divisions gnomon light measure metal shadow stone sundial sunlight time background climber epiphytes exotic greenhouse leaf leaves plants sprawl texture tree tropical architecture awning canopy canvas garden gazebo leisure pavilion shade summer sunshade tent bulbs daffodils flowers green narcissus nature orange petals spring trumpets yellow cultivar dainty flower mauve natural purple viola violet Alcea cream hollyhocks Malvaceae perennial pink angry blue clouds danger fierce gray grey malignant sky storm black cloud foreboding gather imminent threatening violence violent botany garden roses Hybrid tea rose petal plant rosa Rosaceae