Politely mounding ‘Mavis Simpson’ is a hybrid between G. endressii and G. traversii that typically grows 1 foottall and spreads by trailing stems to 2-3 feet wide.One of the longest blooming hardy geraniums; intemperate climates, it blooms reliably from summer to frost.Expect fewer blooms where summers are hot. The one-inch delicatepink blossoms have pale pink to white centers with purple veins against grey-green leaves. Plants are drought tolerant once established though they appreciate some summer water and moderately fertile soil. Top dressing with compost is appreciated though not required.

Minimum size: 1 T x 2-3 ft W

Minimum temperature: -10F