Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Orobanchaceae

Genus:

Pedicularis

Species:

Pedicularis siamensis

Growth Characteristics

Life Cycle:

Annual

Growth Habit:

Forb/herb, Parasite

Height:

60 cm

Bloom Months:

nov, dec

Bloom Colors:

pink, purple

Wildlife Benefits

Bees:

★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Habitat:

Montane, Rocky outcrop, Grassland

Wildlife Value:

bees

Ecology:

Pedicularis siamensis is a hemiparasitic annual endemic to high-elevation limestone ridges and subalpine open grasslands in northern Thailand (most notably on Doi Chiang Dao). It forms haustorial connections with the roots of neighboring grasses and forbs.

Soil Requirements

Soil:

limestone

pH:

alkaline

Drainage:

well-drained

Moisture:

dry to moderate

Notes:

Grows in shallow, rocky soils and crevices derived from limestone bedrock.