Zantedeschia pentlandii – Zantedeschia angustiloba – Calla Lily – Arum Lily – Pig Lily

Description

Zantedeschia – Calla Lily – Arum Lily – Pig Lily There are 28 tuberous rhizomes, perennials within the Arum family, which make up this genus.  They are found naturally occurring in moist soils, swamps, or lake edges in South and East Africa.  They are grown for their unusual, white or brightly colored funnel shaped spathes, which surround a finger like golden yellow spadices.  Most bear lance shaped or narrowly to broadly arrow to heart shaped leaves.  A number of hybrids have been developed..  Elliottiana hybrids have broadly heart shaped, usually mid to dark green leaves, covered in translucent white dots, and usually yellow spathes, 6” long, surrounding yellow spadices.  Rehmannii hybrid have lance shaped, rarely spotted, mid to dark green leaves, and white to pink or dark purple spathes, 5” long, surrounding yellow spadices. Under glass, grow in soil based potting mix in full light.  In growth, water freely and apply a balanced liquid fertilizer every 2 weeks until flowers fade.  Keep just moist in winter.  Outdoors, grow in humus rich moist soil in full sun.  As a marginal aquatic, grow Z. aethiopica in an aquatic container 10-12” across, filled with heavy loam soil, in water 6-12” deep.  Divide perennials in spring. Prone to rhizome rot, bacterial soft rot, gray mold (Botrytis), rust and virus disease. Z. pentlandii – Z. angustiloba– This upright, rhizomatous perennial grows 24-36” tall and 8” wide.  It produces erect, oblong-elliptic to oblong-lance-shaped, mid to dark green, rarely spotted leaves, to 12” long.  In summer, produces bright golden to lemon yellow spathes, to 5” long, each marked dark purple inside at the base, with golden yellow spadices. Zones 8-10