Plants A-Z

Hydrangea serrata

Resembles H. macrophylla. To 4–6 ft. tall and wide.

Hymenocallis narcissiflora

Peruvian Lily

From Peruvian Andes. This is the most commonly grown hymenocallis, with green-striped white flowers ab...

Hymenosporum flavum

Sweetshade

Native to Australia. Grows 12 to 40 ft. tall, 9 to 20 ft. wide, at a slow to moderate rate. Graceful, ...

Hypericum androsaemum

St. Johnswort

Shade-tolerant native shrub from Europe, western Asia. To 3 ft. tall and wide, with stems arching towa...

Hypericum calycinum

St. Johnswort

Evergreen to semievergreen shrub from Bulgaria, Turkey. Grows to 1 ft. high and spreads by vigorous un...

Hypericum coris

St. Johnswort

From Europe. Grows 6–12 in. tall and about 1 ft.wide, with narrow, medium green, 1/2–1-in....

Hypericum frondosum

St. Johnswort

Native to the southeastern United States. This shrub is everygreen in mild climates, deciduous where w...

Hypericum x moserianum

Gold Flower

This evergreen shrub acts like a perennial that dies to the ground in the coldest part of its range. I...

Hypoestes phyllostachya

Freckle Face

From South Africa. Grows 1 to 2 ft. tall, about 1 ft. wide. Slender stems bear oval, 2- to 3-in.-long ...

Hyptis emoryi

Desert Lavender

Covered with woolly gray leaves to conserve moisture in its native Southwest deserts, this erect or sp...

Hyssopus officinalis

Hyssop

From Southern Europe. Compact growth to 1 1/2–2 ft. tall, 3 ft. wide. Narrow, glossy dark green ...