How to Grow Zanthoxylum simulans Plants in your Garden
Gardener's HQ Guide to Growing Flatspine prickly Ash / Chinese Pepper / Sichuan Pepper
Zanthoxylum simulans is a much loved plant in China as it is a source of Sichuan pepper. Although known as the Flatspine Prickly Ash in the West, it is more usually called the Chinese Pepper elsewhere.
It makes an easy to grow plant that can look good in a container, or in beds and borders.
Members of this genus are deciduous in nature and native to the mountains of China and East Asia.
Another member of this genus, Zanthoxylum piperitum, is also often used in the production of Sichuan pepper, but more correctly this plant is sanshō, the Japanese Pepper.
Fragrance: Aromatic Leaves, Fruit, and bark. Peppery, Sweet, Myrcene.
Fruit: Berry, Red-brown, contains black pepper seeds.
Growth Form: Rounded to upright
Ideal Growing Conditions
Best Light Conditions: Partial / Dappled shade to full sunlight (best results in full sun).
Rate of Growth: Medium paced
Suitable Soil Types: light to heavy (Sandy, Loam, Clay) soils of most soil pH acidities.
Soil Moisture: Moist, and Well drained
Zanthoxylum Care Conditions
Level of Maintenance: Low to Medium
Propagation: Seed. Sow ripe seed in autumn. Older seed should be sown outdoors at the beginning of January in a cold frame to allow them to stratify. Seeds should germinate in the frost or second spring. Softwood Cuttings: Mid to late summer. Root in a frame with bottom heat.
Root Cuttings: Greenhouse. About 1 inch in length (3 cm). Horizontal. Containers.
How to Prune: Light pruning to remove diseased, congested or dead tissues in late winter.
Further Care Details: Grow in sheltered location. Provide mulch and feed following pruning.
Miscellaneous: Genus named after the Latin for yellow Wood'. Inconspicuous flowers or blooms, Periodic blooms. Great Bonsai tree.