Description
Trillium – Trinity Flower – Wakerobin – Wood Lily –
There are about 40-50 rhizomatous, deciduous perennial in the lily family in this genus. They naturally occur in woodland and scrub in temperate North America, with a few species in the Western Himalayas and Northeast Asia. It produces erect, rarely procumbent, short stems each bear an apical whorl of 3 lance shaped or elliptic to ovate or diamond shaped, net veined, often silver or purple marbled leaves. Upright or nodding, terminal, solitary, funnel or cup shaped flowers, with whorls of 3 leaf like, often reflexed outer sepals, and 3 inner petals, are either stalkless and surrounded by the leaves, or stalked and borne above or below the leaves. Suitable for a moist, shady border or woodland garden. Grow the smaller species, T. nivale and T.. rivale, in a pocket in a rock garden.
Grow in moist but well drained, deep, humus rich, preferably acidic to neutral soil, although some will grow in moderately alkaline soils, in deep or partial shade. Mulch annually in autumn with leaf mold. Do not pick leaves or flowers, if you do it may take several years to recover.
Prone to rust, smut, fungal spots and slugs and snails.
T. cuneatum – T. sessile of gardens – Whipporwill Flower – This robust, upright, clump forming perennial from Southeastern USA grows 12-24″ tall and 12″ wide. It produces stalkless, broadly ovate-rounded, often pointed, mid green leaves, to 8″ long, marked pale or silver green. In early March to mid April it bears, upright stalkless, musk scented,, reddish brown or dark maroon flowers, with wedge shaped petals, 2″ or more long, and purple tipped, olive green sepals, are borne above the leaves. Similar to T. Sessile, often offered under that name. Prefers soil that is slightly alkaline.
Zones 6-9
