· learn how to grow and care for geum plants, also known as avens, in your garden. Can avens grow outside? · geums, also called avens , have so many things going for them. They have attractive, divided dark green leaves and small, bright flowers in various colors. Geum, also known as avens , is a genus of over 50 species of perennial herbaceous plants in the rose family. Are avens good for new gardeners? Geum avens are also known as avens plants and are hardy in usda zones 5-9. Are avens native to nc? Learn about their cultivars, attributes, and landscape uses. · avens (geum spp. ), also called geum, brightens the landscape with its red, orange, or yellow blossoms for several weeks in spring and early summer. Geum ( avens ) is a long blooming perennial which will reward you with lovely roselike flowers in bright shades of yellow, orange, red, or pink from spring to late summer if deadheaded. Learn how to grow, care, propagate and prune geum avens from the garden helper. They bloom profusely in red, orange, pink, yellow, and many subtle shades in between. Find out about different geum species, their characteristics, requirements, and tips for cultivation. They have evergreen leaves and colorful flowers that attract butterflies. What does avens look like? Most notable are the mini rose-like flowers on the hybrid varieties; Beneath the tall, airy flowers that resemble miniature roses, low-mounding dark green foliage blankets the soil.