Plants A-Z

Nepeta cataria

Catnip

From the Mediterranean and western Asia. To 2–3 ft. high and wide, with downy, heart-shaped, too...

Nepeta reichenbachiana

Native to Armenia and theCaucasus. May be a form ofN. racemosa. Makes a thick, low mound to 1...

Nepeta sibirica

Siberian Catnip

Native to Siberia. Sturdy, upright habitto 2–3 ft. high, 1 1/2–2 ft. wide.Dark green, oblong to lance-...

Nepeta x faassenii

Catmint

Sterile hybrid of Nepeta racemosa and a European species; often sold as Nepeta mussinii

Nephrolepis cordifolia

Southern Sword Fern

Tough, easy-to-grow fern native to many tropical regions of the world (this genus also includes tender...

Nephrolepis exaltata

Boston Fern

Native to tropical parts of Africa, America, and Pacific Islands, the species grows to 7 ft. high and ...

Nephrolepis obliterata

Sword Fern

From northwestern Australia. Grows to 3 to 4 1/2 ft. high and wide. Similar to Nephrolepis cordifo...

Nerine bowdenii

Lightly scented flowers to 3 in. long, soft pink marked with deeper pink, in clusters of 8–12 on 2-ft....

Nerium oleander

Oleander

Mediterranean native. Moderate to fast growth to 3 to 20 ft. tall and 4 to12 ft. wide, depending on va...

Nicotiana alata

Flowering Tobacco

Wild species (for which seed is available) grows 2 to 4 ft. tall (possibly to 6 ft. under ideal condit...

Nicotiana langsdorfii

Flowering Tobacco

To 5 ft. tall, 1 1/2 ft. wide. Branching stems are hung with drooping sprays of bell-shaped bright gre...

Nicotiana sylvestris

Flowering Tobacco

To 5 ft. tall, 2 ft. wide. Intensely fragrant, long, tubular white flowers are borne in tiers atop a s...