Zone-Specific Guide
Grow Shiso (Perilla) in Zone 6a
Your complete guide to growing shiso (perilla) in USDA Hardiness Zone 6a — planting windows, care tips, and harvest timing.
Spring-Fall
🌡️ Zone 6a
Days to Harvest
50–70
Spacing
10–12"
Method
Both
Season
Spring-Fall
When to Plant Shiso (Perilla) in Zone 6a
Start Indoors
Feb – Mar
Transplant Outdoors
Apr – Sept
Direct Sow
Apr – Jul
How to Grow Shiso (Perilla) in Zone 6a
📋 Key Timing Note
Long warm season. Self-seeds aggressively. Start indoors for earlier harvest.
Start seeds indoors during Feb – Mar. Transplant seedlings outdoors between Apr – Sept. Direct sow seeds between Apr – Jul. Space plants 10–12" apart. Expect to harvest in approximately 50–70 days.
Common Pests in Zone 6a
Watch for these pests when growing shiso (perilla) in your area.
Frequently Asked Questions
When should I plant Shiso (Perilla) in Zone 6a?
Start seeds indoors Feb – Mar. Transplant outdoors Apr – Sept.
How far apart should I plant Shiso (Perilla) in Zone 6a?
Space shiso (perilla) plants 10–12" apart in Zone 6a. This gives them adequate room for airflow and root development.
What pests affect Shiso (Perilla) in Zone 6a?
Common pests for shiso (perilla) in Zone 6a include aphids, spider mites. Use companion planting and row covers as first-line defense.
How long until Shiso (Perilla) is ready to harvest in Zone 6a?
In Zone 6a, expect shiso (perilla) to be ready in approximately 50–70 days from planting. Long warm season. Self-seeds aggressively. Start indoors for earlier harvest.