brown flattish flora flower garden gardens hardy iris-like leaves pale patch perennial petals plant summer summer flowering tough stems yellow yellowish agave blades blue Cacti cactus Catalan catalonia Catalunya coast coastline costa brava green leaf natural nature ripples sea serrated Spain spanish spikes stems tough xerophyte xerophytic bicolor bright color colored colors colour coloured colours cream creamy dietes layered layers overlaid overlapping overlaying patterned patterns shadow shadows summer-flowering sunlight sunshine symmetry tough-stems abstract backdrop background ball-shaped coloring colouring contrast contrasting delicate dense density flowering foliage furry greenery growth hairy jungle leafy light pink plants red shade shrubbery stalks stamens texture textures thick thorns variations variety vegetation wallpaper