Californian Allspice, Western sweetshrub

Calycanthus occidentalis

Physical Characteristics

Calycanthus occidentalis is a deciduous Shrub growing to 3 m (9ft) by 3 m (9ft). See above for USDA hardiness. It is hardy to UK zone 7. It is in flower from June to September, and the seeds ripen from October to November. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil.

Distribution

South-western N. America - California.

Habitats

Woodland Garden Sunny Edge; Dappled Shade;

Edible Uses

Edible Parts: Edible Uses: Condiment The aromatic bark is dried and used as a substitute for cinnamon and all spice[11, 105]. Some caution is advised, see reports above on toxicity[270].

Medicinal Uses

Expectorant Stomachic The bark is expectorant[257]. A decoction of the fresh or dried bark has been used in the treatment of sore throats, severe colds and stomach disorders[257].

Known Hazards

Calycanthus contains calycanthine, an alkaloid similar to strychnine, and it is toxic to humans and livestock[270].