Anemone hupensis
Anemone hupensis Japanese anemone Ranunculaceae list 11.3 Perennial Native to China Zone 4 Forms large colonies by self-seeding and rhizomes….
Cyrtomium falcatum
Cyrtomium falcatum holly fern Dryopteridaceae list 10.6 Fern Native to Asia Zone 6 A low, arching habit. Dark green, glossy…
Cynara cardunculus
Cynara cardunculus cardoon Asteraceae list 10.5 Perennial (short lived) Native to the Mediterranean Zone 7 A towering perennial (up to…
Allium giganteum
Allium giganteum giant purple allium Amarylidaceae list 10.1 Bulb Native to Central Asia Zone 5 Basal rosette of long, flat…
Verbena hastata
Verbena hastata blue vervain Verbenaceae list 9.24 Perennial Native to south eastern British Columbia Zone 3 Tall, slender, square stems….
Clarkia amoena
Clarkia amoena farewell-to-spring Onagraceae list 9.6 Annual Native to British Columbia Zone 2 Upright, leafy stalks as tall as 1…
Aruncus dioicus
Aruncus dioicus goat’s beard Rosaceae list 9.3 Perennial Native across the northern hemisphere. Chinese version is pictured (more upright and…
Agastache foeniculum
Agastache foeniculum anise hyssop Lamiaceae list 9.1 Perennial Native to North America Zone 4 Forms dense, rhizomatous clumps 1 m…
Thymus serphyllum
Thymus serphyllum mother-of-thyme Lamiaceae list 8.20 Perennial ground cover Native to the Mediterranean Very low, compact ground cover. Tiny leaves,…
Rudbeckia fulgidavar var. sullivantii ‘Goldstrum’
Rudbeckia fulgidavar var. sullivantii ‘Goldstrum’ Goldstrum black-eyed-Susan Asteraceae list 8.17 Herbaceous perennial Cultivar of North American wildflower Clumping, rhizomatous. Grows…