Artemisia abstinthum
Artemisia abstinthum wormwood Asteraceae list 13.2 Herbaceous perennial Native to the Mediterranean Attractive, finely textured, silver-green foliage. Forms a dense,…
Dianthus caryophyllus
Dianthus caryophyllus French carnation Caryophyllaceae list 11.6 Herbaceous perennial Zone 4 Long brittle stems, opposite glaucous leaves, swollen nodes Distinctive…
Anemone hupensis
Anemone hupensis Japanese anemone Ranunculaceae list 11.3 Perennial Native to China Zone 4 Forms large colonies by self-seeding and rhizomes….
Allium giganteum
Allium giganteum giant purple allium Amarylidaceae list 10.1 Bulb Native to Central Asia Zone 5 Basal rosette of long, flat…
Agastache foeniculum
Agastache foeniculum anise hyssop Lamiaceae list 9.1 Perennial Native to North America Zone 4 Forms dense, rhizomatous clumps 1 m…
Salvia microphylla
Salvia microphylla mountian sage Lamiaceae list 7.19 Perennial Native to the mountain regions of Mexico Upright, shrubby, with small aromatic…
Deschampsia cespitosa
Deschampsia cespitosa tufted hair grass Poaceae list 6.13 Grass Native to North America, Europe, and Asia zone 4 Inflorescence forms…
Nigella damascena
Nigella damascena love-in-a-mist Ranunculaceae list 5.16 Annual Native to Mediterranean Zone 2 Very fine, spiny-but-soft foliage. Pale blue, five-petal flowers…
Eryngium giganteum
Eryngium giganteum Mrs. Willmott’s ghost Apiaceae list 4.10 Biennial Native to Europe Zone 3 Basal rosette in first year. In…
Digitalis purpurea
Digitalis purpurea foxglove Plantaginaceae list 4.9 Biennial Native to Europe Zone 4 Basel rosette of leaves in its first year….