Plants A-Z

Arum italicum

Italian Arum

Native to southern and western Europe. Foot-long leaves on leafstalks of equallength emerge in fall or...

Aruncus aethusifolius

Goat’s Beard

From Korea. Deep green, finely divided leaves make a mound 1 ft. tall and wide. White flower plumes re...

Aruncus dioicus

Goat’s Beard

Native to Eurasia and to southeastern and south-central Alaska. Grows to 6 (sometimes 7) ft. tall, 4 f...

Arundo donax

Giant Reed

Native to the Mediterranean region. Once valued for its bold effect in garden fringes and near water a...

Asarina antirrhiniflora

Climbing Snapdragon

Grows 3–6 ft. tall, with 1-in., yellow throated flowers in lavender, violet, blue, and red. A mi...

Asarum caudatum

Wild Ginger

Native to the West Coast of the United States. Evergreen where winters are mild. Heart-haped leaves ar...

Asarum splendens

Native to China. Evergreen leaves are dark green, heavily mottled with silver, and heart-shaped with a...

Asclepias currassavica

Blood Flower

Zones 8, 9, 12–24; H1, H2; all zones as annual. Native to South America. Woody-based plant with ...

Asclepias speciosa

Showy Milkweed

Native to western and central North America. This striking perennialgrows 2–4 ft. tall and not quite a...

Asclepias tuberosa

Butterfly Weed

Native to eastern U.S. From a perennial root, many herbaceous stems rise every year to form a clump ab...

Asparagus (edible)

Asparagus

Native to seacoasts of Europe, North Africa, Asia. Asparagus is one of most permanent and dependable o...

Asphodelina lutea

Yellow Asphodel

This Mediterranean native forms a low clump (about 9 in. high and 1 ft. wide) of blue-green to dark gr...