Purple Shiso (Perilla frutescens) is an eye-catching ornamental and culinary plant known for its vibrant purple and green leaves, distinctive aroma, and fast-growing nature. This non-GMO seed variety performs extremely well in warm conditions and adapts to both garden beds and containers, making it a popular choice for home gardeners seeking bold foliage color and strong seasonal growth. Purple Shiso is valued for its decorative appearance, fragrant leaves, and ease of cultivation across a wide range of US climates.
Features
- Stunning bicolor foliage with purple and green leaves
- Aromatic plant with vigorous, fast-growing habit
- Excellent ornamental variety for borders or containers
- Non-GMO heirloom seed variety
- Heat-loving and thrives in full sun
- High-yield leaf production through the growing season
- Suitable for both culinary and decorative use
- Grows well in garden beds, containers, and patio planters
Specifications
- Common Name: Purple Shiso, Perilla
- Scientific Name: Perilla frutescens
- Plant Type: Annual
- USDA Zones: 3–11 (grown as annual)
- Season: Spring through summer growing season
- Height: 18–36 inches
- Leaf Color: Deep purple with green highlights
- Bloom Color: Pale purple or white if allowed to flower
- Heirloom: Yes
- GMO Status: Non-GMO
- Organic: Not certified organic
- Light Requirements: Full sun to partial shade
- Soil Preference: Well-drained, moderately rich soil
- Water Needs: Moderate
- Growth Rate: Fast
- Days to Maturity: 60–70 days
- Plant Spacing: 12–18 inches
- Heat Tolerance: High
- Cold Tolerance: Low; protect from frost
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Seed Longevity: 2–3 years when stored properly
Planting Guide
- Sowing Method: Start indoors or direct sow outdoors.
- Seed Preparation: Lightly press seeds on the soil surface; they need light to germinate.
- When to Plant:
- Indoors: 6–8 weeks before the last frost.
- Outdoors: After all frost danger has passed.
- Sowing Depth: Surface sow; do not bury seeds.
- Germination Time: 7–14 days depending on temperature.
- Transplanting: Move outdoors when soil is warm and nighttime temperatures stay above 55–60°F.
- Light Requirements: Full sun for the deepest purple leaf color; partial shade tolerated.
- Soil Requirements: Use well-drained, moderately rich soil.
- Watering: Keep the soil evenly moist but avoid overwatering.
- Maintenance:
- Pinch young tips to encourage bushy growth.
- Harvest leaves regularly to promote new growth.
- Avoid early flowering to maintain leaf quality.
