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ORNAMENTAL PLANTS OF HORTICULTURE VALUE

Selection of perennials

Arum L.
Cuckoo pint, jack-in-the-pulpit, black calla
Araceae

12-15 species in Europe, 7 occur in the FSU in European portion, the Caucasus and Central Asia.

A. korolkowii Regel

Central Asia (southern regions). In shady sites on cliffs and between rocks in the mountains.

Tuber globose. Stem 50-60 cm. Leaves sagittate, petiole twice as long as blade. Flower spathe greenish outside, white or dark red inside. Spadix reddish, less than half as long as spathe. Fruits red. V - early spring to early autumn (in St. Petersburg, April to September). Fl - spring (May in St. Petersburg). Fr - July. P - by seed. Requires a warm shady site. Z 5 (4). New.

SELECTION OF PERENNIALS
 
 
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