Purple Shiso (Perilla frutescens nankinensis) is a herb belonging to the mint family Lamiaceae and is native to Japan and other regions of East Asia. This plant features purple or red leaves and stems with white or pale purple flowers, growing up to 30-80 cm in height. Native to Japan, it thrives in full sun and prefers moist, light (sandy) to medium soil conditions. Known for its edible leaves and seeds, Purple Shiso is both an ornamental and culinary herb, valued for its distinctive flavor in various dishes. Its perennial nature makes it a reliable addition to gardens, while its ability to grow as an annual ensures consistent availability of the plant's parts for use.
Purple Shiso (Perilla frutescens nankinensis) is a herb belonging to the mint family Lamiaceae and is native to Japan and other regions of East Asia. This plant features purple or red leaves and stems with white or pale purple flowers, growing up to 30-80 cm in height.
Traditionally used for digestion. Each claim is evidence-rated — see Section II for full citations.
Mechanism not fully characterised in modern literature; traditional attribution predates chemistry. Contains iridoid glycosides typical for the Lamiaceae family, which may help by supporting gut motility and reducing inflammation.
Start with Purple Shiso by planting it in a sunny spot and following these simple steps.
Purple Shiso seeds, small pots for starting, and a garden bed or large container.
Plant Purple Shiso in spring after the last frost, when temperatures are mild.
Use well-draining soil with a pH between 6.0 and 7.5 for containers or garden beds.
Start seeds indoors about 4-6 weeks before the last frost, then transplant seedlings outdoors after danger of frost passes.
Water regularly to keep soil moist but not waterlogged. Provide light shade if temperatures are very warm.
Water when the top inch of soil feels dry, and mulch around plants to retain moisture and suppress weeds.
Prune Purple Shiso regularly to encourage bushy growth. Harvest leaves as needed for cooking.
Overwatering, planting in heavy soil, not providing enough sunlight, and neglecting regular pruning.
These plants help — by repelling pests, fixing nitrogen, attracting pollinators, or sharing space well.
Plants you might compare or use together — scored by shared family (Lamiaceae), common use cases, and growing requirements.
Continue reading
Occasional email when substantial new content lands — plant profiles, seasonal growing notes, folk-remedy additions. Free, no tracking, unsubscribe anytime.