How to Grow Crisp-leafed Perilla
Wikimedia Commons
Crisp-leafed Perilla
Perilla frutescens var. crispa
herbCrisp-leafed Perilla is an annual herb with deeply wrinkled, finely textured foliage that ranges from green to deep purple-black depending on variety. Native to East Asia, it is prized in Japanese and Korean cuisines for its distinctive minty, slightly spicy flavor and aromatic leaves. The plant is vigorous and self-seeds readily, making it an easy addition to herb gardens.
Looking for a specific variety?
When should you plant Crisp-leafed Perilla in your zone?
Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.
Example Crisp-leafed Perilla timeline · Pittsburgh, PA (Zone 6b)
-
Plant Crisp-leafed Perilla
Around Apr 17Near Pittsburgh's average last spring frost.
-
Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
-
Harvest Crisp-leafed Perilla
Around Jun 16≈ 60 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Crisp-leafed Perilla dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 5-10; best in warm-season growing (zones 7-9)
Sign up free to see if Crisp-leafed Perilla grows in your zone — and get a personalized planting timeline.
Get my Crisp-leafed Perilla timeline →Growth Stages
Germination & Seedling
2-3 weeksSeeds sprout in 7-14 days at 70-75°F. Seedlings emerge with simple oval leaves, gradually developing the characteristic crisp, wrinkled texture.
Maintain warm soil temperature. Provide bright light to prevent legginess. Thin seedlings to 6-8 inches apart once true leaves appear.
Vegetative Growth
4-6 weeksPlant develops multiple stems and increasingly textured, crinkled foliage. Leaves may be green or deepen to purple-black. Plant grows 18-36 inches tall.
Pinch growing tips to encourage bushier growth. Water consistently. Feed monthly with balanced fertilizer or compost tea. Remove any flower buds if focusing on leaf production.
Flowering
3-4 weeksSmall white, pink, or purple flowers appear in terminal spikes. Flowering signals the plant is entering decline but seeds form rapidly.
Deadhead flowers to extend leaf production. If saving seeds, allow some flowers to mature. Flowering typically occurs 60+ days after planting.
Seed Production & Maturation
2-3 weeksAfter flowering, tiny seeds develop in the spent flower heads. Foliage may begin to yellow and decline. Plant naturally self-seeds if allowed to mature.
Allow seed heads to dry on the plant if you want self-seeding. Collect mature seed heads before they drop. Mature seeds are brown and easy to harvest.
Harvest Window
Throughout growing season, 60-120 daysPeak leaf quality occurs in mid-vegetative stage before flowering. Leaves are tender, crisp, and most flavorful.
Harvest continuously from bottom and sides. Pinch off young leaves and stems for best flavor. Avoid harvesting during hot midday heat.
Common Pests
-
Handpick early morning or evening. Use Japanese beetle traps if infestation is severe. Neem oil spray can be effective.
-
Increase humidity by misting. Spray with water to dislodge. Apply neem oil or insecticidal soap if heavy infestation.
-
Remove affected leaves. Use yellow sticky traps. Spray with insecticidal soap or neem oil.
-
and
Hand-pick at dusk. Apply diatomaceous earth around base. Create beer traps or copper barriers.
-
Improve air circulation by pruning. Spray with baking soda solution (1 tbsp per gallon water). Use sulfur dust if needed.
Uses
Japanese & Korean Cuisine
CulinaryCrisp-leafed Perilla leaves (called Shiso in Japanese and Kkaennip in Korean) are essential in sushi, tempura, pickled vegetables, and as garnishes. The leaves add distinctive minty, slightly peppery, citrus-like flavor to sashimi, soups, and grilled foods. [source]
Flavored Beverages & Syrups
CulinaryFresh leaves can be used to infuse tea, lemonade, and simple syrups. The aromatic leaves create refreshing beverages with subtle mint-like notes and complexity. Often used in craft cocktails and non-alcoholic beverages. [source]
Traditional Medicine & Anti-inflammatory Uses
MedicinalIn Traditional Chinese Medicine and Ayurveda, Perilla has been used to support respiratory health, digestion, and inflammation response. The leaves contain perillaldehyde and other compounds studied for antioxidant properties. [source]
Aromatic & Fragrance
HouseholdThe distinctive minty, slightly fruity aroma makes Perilla leaves useful as a natural room freshener. Dried leaves can be used in sachets, potpourri, or herb bundles for subtle aromatherapy. [source]
Pollinator Support
WildlifeThe small flowers attract bees, butterflies, and beneficial insects. Allowing some plants to flower provides valuable late-season forage for pollinators when other flowers may be scarce. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Begin harvesting leaves when plant is 8-10 inches tall by pinching off the top 2-3 inches of stems. Harvest regularly to encourage bushier growth and delay flowering. Young leaves are most tender and flavorful. For Asian cuisine, pick individual leaves or 2-3 leaf sprigs. Cut in morning after dew dries for best flavor. Continuous harvesting extends productivity for 2-3 months.
Fun Facts
- 🌱 Crisp-leafed Perilla is also called Shiso, and is so beloved in Japan that entire restaurants focus exclusively on Shiso-based dishes.
- 🌱 The plant is considered invasive in some regions of North America due to aggressive self-seeding, so deadheading spent flowers can prevent unwanted spread.
- 🌱 Perilla leaves can turn deep purple-black in cooler temperatures and stronger sunlight, and the purple varieties are often more intensely flavored than green varieties.
Gardening Terms
New to gardening? Learn about terms used in this guide:
Join 30,000 gardeners planning their gardens with LizPlants.
Get your personalized Crisp-leafed Perilla planting timeline
Tell us your zip code and we'll calculate exactly when to start Crisp-leafed Perilla seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.
Get my Crisp-leafed Perilla timeline →