Hardy Geraniums

About

Get a hardworking groundcover that flowers for months. Hardy geraniums earn their keep because they do two jobs at once: they bloom generously, and they knit together into a living mulch. In beds and borders, that means fewer bare spots, fewer weeds, and a softer, more “finished” look from spring forward—especially when you plant in small drifts that repeat through the design. Many cranesbills are widely described as low-maintenance and long-blooming, with flowering that can run from spring through summer and sometimes into fall, depending on the selection and your climate. They’re also a problem-solver for awkward spaces: the front edge of a foundation bed, the sunny side of a walkway, a slope that’s hard to mulch, or the in-between zone where taller perennials leave the soil exposed. Some cranesbill types (like bigroot geranium, Geranium macrorrhizum) are especially valued as groundcover, forming dense carpets with fragrant foliage and strong deer resistance—great for “set it and forget it” planting where you still want flowers. And because hardy geraniums can work in both formal and naturalistic styles, they’re easy to use again and again: crisp edging in a structured border, a soft filler under shrubs, or a gentle, meadow-like spill between bolder perennials. Once established, many are noted for tolerating drier conditions, which makes them a smart choice for gardens where irrigation is limited or inconsistent. See the bloom color, plant shape, and mature size you want. Cranesbill geraniums come in a range of habits—from compact mounds that stay neat at the border’s edge to spreading groundcovers that fill space quickly. A practical planning mindset is to choose by mature footprint: many garden types are in the “low and wide” category (often around 6–18 inches tall with a broader spread), which is exactly why they’re so effective as edging plants and front-of-bed anchors. Bloom season is one of the big selling points. Many sources describe hardy geraniums as blo