Zanyi Platycodon

Zanyi Platycodon

　　    Distribution

Widely distributed across most regions of China, with larger yields in the Northeast and North China, and better quality in East China.

        Plant Morphology

A perennial herb, 40–90 cm tall. The plant contains milky sap and is smooth and hairless throughout. The root is thick, fleshy, conical or branched, with a yellowish-brown outer skin. The stem is erect and branched; leaves are mostly alternate, a few opposite, nearly sessile, with ovate-lanceolate blades and serrated edges; flowers are large, solitary at the stem apex or several forming a loose raceme; corolla bell-shaped, in blue-purple, blue-white, white, or pink, with five lobes. The capsule is ovate, splitting open at the tip when mature. Seeds are numerous and brown. Flowering period is July to September, fruiting period August to October.

        Growth Habits

Prefers mild and cool climates. Seedlings are sensitive to strong direct sunlight and require shading; mature plants enjoy sunlight but dislike waterlogging. Drought-resistant, cold-hardy, but vulnerable to wind damage. Best cultivated in deep, well-drained, loose sandy loam soil rich in humus.