Pieris floribunda (Mountain Fetterbush) is a bushy shrub with oval, shiny green leathery leaves typically evergreen but may shed in a…
Browsing: Zone 4a
These flowering plants are rated USDA Hardiness Zone 4a. They can tolerate cold down from −30 °F (−34.4 °C) to −25 °F (−31.7 °C).
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Penstemon digitalis (Foxglove Beardtongue) is a glabrous herbaceous plant with simple shiny green leaves that grow on slender purple stems…
Nymphaea alba (European White Water Lily) is an aquatic flowering plant that grows in water up to 5 feet (1.5 m) deep. It likes large…
Myosotis azorica (Azorean Forget-me-not) is a perennial herb with decumbent stems that grow up to 12 inches (30 cm) tall. Leaves are…
Cichorium intybus (Common Chicory) is a bushy perennial plant with grooved, tough, more or less hairy, and up to 40 inches (1 m) tall stems…
Convallaria majalis (Lily of the Valley) is a rhizomatous perennial that grows up to 12 inches (30 cm) tall, forming extensive colonies…
Aquilegia caerulea (Colorado Blue Columbine) is the state flower of Colorado. It is a bushy, clump-forming perennial that grows up to 2…
Tulipa clusiana (Lady Tulip) is a flowering plant with 2 to 5 linear, glaucous gray-green, up to 6 inches (15 cm) long leaves and deep…
Galanthus nivalis (Common Snowdrop) is a perennial herbaceous plant that grows up to 6 inches (15 cm) tall. The leaves are narrow and grey…
Lamprocapnos spectabilis 'Alba' (White Bleeding Heart) is a clump-forming herbaceous perennial that grows up to 2.5 feet (0.7 m) tall and…