Shiso Seeds – Perilla frutescens Herbal Plant

Shiso is a warm-season herb grown for its aromatic foliage and upright branching growth habit. Plants produce broad, textured leaves and small flower spikes during the growing season. This species is suitable for herb gardens, raised beds, containers, and ornamental plantings. Shiso performs best in full sun to partial shade with fertile, well-drained soil and consistent moisture, adapting well to a variety of garden environments.

Features

• Warm-season annual herb
• Produces aromatic, textured foliage
• Upright and branching growth habit
• Suitable for herb gardens, containers, and raised beds
• Adapted to warm and temperate growing conditions
• Performs well in fertile, well-drained soils
• Suitable for small-space and ornamental plantings

Specifications

• Scientific Name: Perilla frutescens
• Common Name (US): Shiso
• Seed Type / Variety: Perilla frutescens
• Growth Habit: Upright annual herb
• USDA Zones: 2-11
• Planting Season: Spring
• Growing Season: Spring through Fall
• Sowing Season: March-May
• Germination Time and Conditions: 7-21 days at 65-75°F (18-24°C)
• Sunlight Requirements: Full sun to partial shade
• Soil Requirements: Fertile, well-drained loamy soil rich in organic matter
• Watering Needs: Regular watering; keep soil evenly moist
• Mature Plant Size: 24-36 inches tall, 12-24 inches spread
• Plant Spacing: 12-18 inches apart