Sansho Japanese Pepper
Also known as Japanese Pepper, Sansho Japanese Pepper is an attractive shrub or small tree growing 10-12 ft. in height and accented by handsome, dark green, 3-6″ long foliage. The peppery leaves are used as a spice for flavoring rice and other dishes. Pollinates with Sechuan (female) to produce peppercorns.
Sansho likes half day to full sun, well-drained soil and is pest and disease resistant. It is hardy to minus 15 degrees F., USDA Zone 5.
Latin Name: Zanthoxylum piperitum
Site and Soil: Sansho Pepper likes 1/2 day to full sun and well-drained soil.
Rootstock Description: Self-rooted
Pollination Requirements: Dioecious, male and female plants required for fruit set. Pair Sansho (male) with Sechuan (female) for peppercorns.
Hardiness: Minus 15 F.
Size at Maturity: 12-15 ft. in height.
Pests & Diseases: Sansho is not bothered by pests or diseases.
USDA Zone: 6
Sunset Western Zone: 6-9, 14-17
Sunset Northeast Zone: 31, 32, 34, 39