Idea: plant unwanted flower seed in back corner. hollyhock, allium, etc. canna?. cordon off area with bamboo poles and twine. this can cover the entire compost area.
Annuals
Begonia
Coleus
Fuchsia
Impatiens
Petunia
Salvia
Torenia
Perennials
Astilbe (USDA zone 4-8)
Cransebill Geranium (USDA zones 3-9)
False Solomon’s Seal (USDA zones 4-9)
Foxgloves (USDA zones 3-8)
Ligularia (USDA zones 4-8)
More tips: 3. Pick Colorful Furnishings
Go Vertical: Here, a container of boldly-colored geraniums and lobelia on an old kitchen chair contrasts nicely with the hostas and ferns.
You could also display a hanging planter on a shepherd’s hook with trailing vines and flowers.
More: ferns .