Native Ground Cover for Sunny Hillside in Pittsburgh

Gardener wants low-maintenance native ground cover for sunny hill in Pittsburgh. Likes wild strawberries — edible? Where to get seeds/plants?

Advice

• Seeds: jlhudsonseeds.net (search F-G list) or Google.
• Berries: smaller, more flavorful than garden types.
• BUT: not low-maintenance — needs weeding, full sun not ideal, requires watering or fades out.
• Recommend more research for better alternatives.