Crocus minimus; A deep lilac- or purple-colored crocus that does not flower until late spring. H 3 in (8 cm); S 1 in (2.5 cm).
Oakleaf hydrangeas (H. quercifolia) grow panicle flowers on rangy stems with attractive, peeling bark. They're native to the United States and super-easy to grow in warm climates, but not hardy enough for much of the Midwest. If you live in Zone 5, an oakleaf is a good low-care option.
You could almost mistake 'Sarah Bernhardt', an early-flowering peony, for an old-fashioned rose. This fragrant, pink blooms are standouts in spring gardens.
A cherished spring wildflower, wake robin is often referred to by its botanical name, trillium. This plant unfurls a perfect trio of petals skirted with a trio of leaves. Trillium thrives in woodland settings or partly shaded garden beds with humus-rich soil. Plants go dormant in summer, after heat arrives. Hardy in Zones 4 to 8.