Plant Encyclopedia

Search and identify 1,000+ plants, flowers, trees, and succulents — with care, light, water, and how to tell them apart.

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Escallonia

Escallonia is a glossy-leaved evergreen shrub from South America, prized for its long display of small pink, red or white flowers. It makes an excellent hedge in mild, coastal climates.

shrub

Japanese Stiltgrass

Japanese stiltgrass is an aggressive annual grass from Asia that has become one of the most damaging invasive plants in eastern North American forests and shaded yards. It forms dense, sprawling mats that crowd out native ground flora.

grass

Tree Philodendron

Tree philodendron is a bold tropical foliage plant from South America with large, deeply lobed, glossy leaves that form a sprawling, trunk-forming clump as it matures.

houseplant

Musk Thistle

Musk thistle is a spiny biennial weed with large, nodding rose-purple flower heads; native to Eurasia, it is an aggressive invader of pastures and rangelands across North America.

flower

Amaranth

Amaranth is a vigorous annual grown for its dramatic drooping crimson flower tassels and broad, often red-tinged leaves. It has been cultivated for thousands of years across the Americas, Asia, and Africa.

herb

Bitterroot

A low, fleshy-leaved alpine succulent of western North America, bitterroot produces showy pink-to-white flowers on otherwise nearly leafless plants. It is the state flower of Montana.

succulent

Nimblewill

Nimblewill is a wiry, warm-season perennial grass native to North America that often invades lawns as a patchy weed. It greens up late and turns straw-brown early, creating unsightly dormant patches.

grass

Coral Tree

The coral tree is a thorny deciduous tree or large shrub bearing dramatic spikes of waxy, deep-red, claw-shaped flowers in summer. Native to South America, it is the national tree and flower of Argentina and Uruguay.

tree

Black Oak

Black oak is a large red-oak-group tree of eastern North America with dark, blocky bark and bristle-tipped lobed leaves. Its inner bark once yielded the yellow dye quercitron.

tree

Grass Pink Orchid

Grass Pink is a North American terrestrial bog orchid known for its magenta-pink, non-resupinate blooms whose lip sits on top of the flower. It grows from a corm in acidic wetlands and is notoriously difficult to cultivate outside its native habitat.

flower

Oxeye Daisy

A classic white-and-yellow daisy native to Europe and naturalized across North America, the oxeye daisy is the wild ancestor of garden Shasta daisies. It thrives in meadows, roadsides, and disturbed ground.

flower

Red Oak

Northern red oak is a fast-growing, adaptable shade tree with pointed, bristle-tipped leaf lobes and reddish fall color. Its strong wood is a leading commercial hardwood across eastern North America.

tree

Showy Lady's Slipper

Showy Lady's Slipper is a large, slow-growing native orchid prized for its inflated white pouch flushed with rose-pink. It is the state flower of Minnesota and one of the most spectacular wild orchids of North America.

flower

Ponderosa Pine

Ponderosa pine is a tall, drought-hardy evergreen conifer of western North America, known for its long needles, large cones and puzzle-piece bark that smells of vanilla or butterscotch. It is a major western timber tree.

tree

White Spruce

White Spruce is a hardy, widespread conifer of the northern forests of North America, valued for its dense conical form and tolerance of cold and poor soils. It is an important timber and Christmas tree species.

tree

Pignut Hickory

Pignut hickory is a tall, upland hickory of eastern North America with smooth gray bark and pear-shaped nuts. It is valued for tough wood, brilliant golden fall color, and as wildlife habitat.

tree

Eastern Red Cedar

Eastern Red Cedar is a tough, aromatic evergreen juniper native to North America, known for its reddish, fragrant wood and blue berry-like cones. It thrives in poor, dry soils.

tree

Green Ash

Green ash is a tough, adaptable deciduous tree once widely planted for shade, with compound leaves and yellow fall color; its survival is now threatened across North America by the emerald ash borer.

tree

Winterberry

Winterberry is a deciduous holly native to eastern North America, prized for the dense clusters of brilliant red berries that cling to its bare branches through winter. Unlike most hollies it drops its leaves, leaving a striking show of fruit against snow.

shrub

Teasel

Teasel is a tall, spiny biennial topped with egg-shaped, prickly flower heads ringed by tiny lavender blooms. Once used to raise the nap on woolen cloth, it is now considered an invasive weed in much of North America.

herb

Avocado Tree

The avocado is a broadleaf evergreen fruiting tree. Frost-tender and vigorous, it is a popular subtropical orchard tree and a fun, if slow-fruiting, houseplant from a sprouted pit.

tree

Garlic Mustard

Garlic mustard is an aggressive biennial herb with garlic-scented leaves and small white flowers, and one of North America's most damaging invasive plants.

herb

Sugar Maple

Sugar maple is a hallmark of North America's blazing autumn forests and the maple traditionally tapped for its sap. It is a large, long-lived shade tree with dense, hard wood prized for furniture and flooring.

tree

Red Maple

Red maple is one of North America's most widespread and adaptable trees, prized for its brilliant scarlet fall color and early red flowers. It thrives in a remarkable range of soils, from swamps to dry ridges.

tree