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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Plantopedia Tulipa orphanidea
Tulipa orphanidea

Tulipa orphanidea is a bulbous perennial up to 8 inches (20 cm) tall. The stem is glabrous or hairy, and the leaves (which vary from…

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