The Red Rose 4K Wallpaper from 4KWallpapers.com offers a striking symmetrical bloom on a black background.
Wallpapers.com features a Pink Roses Cluster specifically sized at 2880x1800. 2880x1800 Roses Wallpaper For Desktop">
For something more dramatic, there is a Fire-Burning Rose that blends dark aesthetic with vivid color. The Red Rose 4K Wallpaper from 4KWallpapers