Purple Gromwell
Origin: Asia (Caucasus, Western Asia), Europe
Height: 20 to 50 centimeters
USDA zone: 6 (-0.4 °F/-18 °C)
Chive
Origin: Asia, Europe, North America
Height: 10 to 50 centimeters
USDA zone: 5 (-9.4 F/-23 °C)
Chives
Origin: Only cultivated
Persian shallot
Origin: The wild type is native to Asia
Height: 70 to 120 centimeters
USDA zone: 7 (10.4 °F/-12 °C)
Leadplant
Origin: North America (Canada, USA)
Height: 30 to 100 centimeters
USDA zone: 7 (10.4 °F/-12 °C)
Hubricht's Bluestar
Origin: North America (USA - Arkansas, Oklahoma)
Height: 50 to 80 centimeters
USDA zone: 6 (-0.4 °F/-18 °C)
European bluestar
Origin: Europe (Greece, Turkey)
Height: 40 to 50 centimeters
USDA zone: 6 (-0.4 °F/-18 °C)
Eastern Bluestar
Origin: North America (USA)
Height: 70 to 100 centimeters
USDA zone: 6 (-0.4 °F/-18 °C)
Snowdrop anemone
Origin: Temperate Asia to Europe
Height: 20 to 45 centimeters
USDA zone: 4 (-22 °F/-30 °C)
Wormwood, Absinthe
Origin: Asia, Europe, North Africa
Height: 40 to 120 centimeters
USDA zone: 5 (-9.4 F/-23 °C)
Butterfly Weed
Origin: North America (USA)
Height: 40 to 60 centimeters
USDA zone: 8 (19.4 °F/-7 °C)
Great Masterwort
Origin: Asia, Europe
Height: 40 to 70 centimeters
USDA zone: 6 (-0.4 °F/-18 °C)
Irish Green Sedge
Origin: The wild type is native to Japan
Height: 20 to 40 centimeters
USDA zone: 5 (-9.4 °F/-23 °C)
Pendulous Sedge, Hanging Sedge
Origin: Europe, Asia, North Africa and invasive in some parts of the USA.
Chinese plumbago
Origin: Asia (China)
Height, habit: 50 to 200 centimeters, semi-shrub
USDA zone: 7 (10.4 °F/-12 °C)
Siberian Miner's Lettuce, Candy Flower
Origin: Asia (Russia), North America (Canada, USA)
Height: 10 to 40 centimeters
USDA zone: 5 (-9.4 F/-23 °C)
Pampas Grass
Origin: The wild type is native to South America (Argentina, Brazil, Chile, Uruguay).
Height: 90 to 250 centimeters
Fumewort
Origin: The wild type is native to most European countries, as well as North Africa (Algeria), Western Asia, and Siberia
Height: 10 to 25 centimeters
USDA zone: 5 (-9.4 °F/-23 °C)
Ivy-Leaved Toadflax, Kenilworth Ivy
Origin: Europe
False hemp
Origin: Asia, Europe (Cyprus)
Height, habit: Up to 3 meters, herbaceous plant
USDA zone: 6 (-0.4 °F/-18 °C)
Origin: The wild type is native to Australia
Height, habit: Up to 1.5 meters, evergreen herbaceous plant
USDA zone: 10 (36 °F/2 °C)
Agave-Leaved Sea Holly
Origin: South America (Argentina)
USDA zone: 6 (-0.4 °F/-18 °C)
Miss Willmott's Ghost
Origin: Asia (Turkey, Caucasus)
Height: 50 to 100 centimeters
USDA zone: 6 (-0.4 °F/-18 °C)
Mrs. Robb's Hatbox
Origin: Turkey
Height: 20 to 40 centimeters
USDA zone: 7 (10.4 °F/-12 °C)
Cushion Spurge
Origin: The wild type is native to Western Asia (Turkey), North Africa (Libya) and some European countries
USDA zone: 5 (-9.4 °F/-23 °C)
Myrtle Spurge
Origin: South Europe to Iran
Goat's-Rue
Origin: Asia, Europe and North Africa
Height: 50 to 100 centimeters
USDA zone: 5 (-9.4 °F/-23 °C)
Sweetscented Bedstraw, Woodruff
Origin: Asia, Europe
Dusky Crane's-Bill
Origin: Europe
Height: 70 to 90 centimeters
USDA zone: 5 (-9.4 °F/-23 °C)
Ground-Ivy, Gill-over-the-Ground
Origin: Only cultivated, Glechoma hederacea is native to Asia, Europe.
Japanese Forest Grass, Hakone Grass
Origin: Japan
Japanese Forest Grass, Hakone Grass
Origin: The wild type is native to Japan.
Liverwort
Origin: Europe, Eastern Asia
Stonecrop
Origin: Russia
Japanese Stonecrop
Origin: China, Japan
Japanese Stonecrop
Origin: The wild type is native to China and Japan.
Showy Stonecrop
Origin: China, Korea
Showy Stonecrop
Origin: The wild type is native to China and Korea.
Height: 30 to 50 centimeters
Orpine
Origin: The wild type is native to Asia and Europe.
Orpine
Origin: The wild type is native to Asia and Europe.
Dalmatian Iris
Origin: The wild type is native to southeastern Europe
Height: 40 to 60 centimeters
USDA zone: 6 (-0.4 °F/-18 °C)
Blue Hair Grass
Origin: Europe, Asia (Siberia, Kazakhstan)
Finnish Knotweed
Origin: Asia, Europe
Height: 100 to 150 centimeters
USDA zone: 5 (-9.4 °F/-23 °C)
Orientpet Lily
Origin: The parent species are native to China, Japan and Taiwan.
Height: Up to 150 centimeters
USDA zone: 5 (-9.4 °F/-23 °C)
Perennial Honesty
Origin: Europe
Height: 40 to 120 centimeters
USDA zone: 4 (-22 °F/-30 °C)
Snow-White Wood-Rush, Snowy Wood-Rush
Origin: Europe
Creeping Jenny, Moneywort
Origin: The wild type is native from Europe to Turkey and Caucasus.
Musk mallow
Habit, height: Herbaceous plant, 30 to 80 centimeters
White Horehound, Common Horehound
Origin: Asia, Europe, Mediterranean
Height: 20 to 60 centimeters
USDA zone: 5 (-9.4 F/-23 °C)
Eastern Beebalm
Origin: Monarda bradburiana is native to the USA.
Height: 30 to 50 centimeters
USDA zone: 4 (-22 °F/-30 °C)
Chinese Dunce Cap
Origin: East Asia
Caucasian Stonecrop
Origin: The wild type is native to Western Asia (Iran, Turkey) and the Caucasus (Armenia, Azerbaijan, Georgia, Russia).
Height: 10 to 15 centimeters
Caucasian Stonecrop
Origin: The wild type is native to Western Asia (Iran, Turkey) and the Caucasus (Armenia, Azerbaijan, Georgia, Russia).
Height: 10 to 15 centimeters
Sage-Leaf Mullein
Origin: Asia, Europe
Height: 80 to 120 centimeters
USDA zone: 5 (-9.4 °F/-23 °C)
Bladder Cherry, Chinese Lantern
Origin: Asia, Europe
Mock Strawberry, Indian Strawberry
Origin: Asia (East Asia, West Asia, India, Malaysia), as an introduced species the false strawberry is also found in some European countries and in North America.
Japanese Knotweed
Origin: The wild type is native to East Asia
Height: 2 to 4 meters
USDA zone: 5 (-9.4 °F/-23 °C)
Glutinous Sage
Origin: Asia, Europe
Height, habit: 40 to 90 centimeters, herbaceous plant
USDA zone: 5 (-9.4 °F/-23 °C)
White Stonecrop
Origin: Asia (Caucasus, West Asia), Europe, North Africa
Siberian Stonecrop
Origin: Russia to China
Common Houseleek
Origin: The wild type is native from Europe to Morocco (North Africa).
Blue Grass
Origin: Albania, Croatia, Greece, Italy, Serbia, Slovenia, France, Spain, Morocco, Lebanon
Compassplant
Origin: North America (Canada, USA)
Height, habit: 100 to 200 centimeters, herbaceous plant
USDA zone: 5 (-9.4 °F/-23 °C)
Creeping Comfrey
Origin: The wild tpye is native to Asia (Georgia, Caucasus)
Height: 20 to 30 centimeters
USDA zone: 5 (-9.4 F/-23 °C)
Caucasian Germander
Origin: Asia (Caucasus, Western Asia)
Height: 30 to 60 centimeters
USDA zone: 6 (-0.4 °F/-18 °C)
Breckland Thyme, Creeping Thyme
Origin: The wild type is native from Europe to Siberia in Asia.
Tree Marigold
Origin: Central America (Mexico, Guatemala, Honduras)
Height, habit: Up to 3 meters, herbaceous plant
USDA zone: 11 (41 °F/5 °C)