Growing Perilla in Honolulu
🇺🇸 Zone 12 Planting Guide · Tropical savanna climate
Quick Answer: Growing Perilla in Honolulu
Yes, you can grow Perilla in Honolulu, US! Plant during Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec for best results. Honolulu is in USDA Zone 12 with a Tropical savanna climate, offering 365 frost-free days per year. The difficulty level is medium, and Perilla takes 50-70 days to harvest. Perilla needs full sun to partial shade and regular watering.
Climate Match Analysis
Honolulu's temperatures (19°C to 31°C) are within the tolerable range for Perilla (5°C to 35°C), though not always in the optimal zone (18°C to 28°C). Plant during recommended months for best results.
Honolulu Climate Data
Perilla Planting Calendar for Honolulu
Green months show the best time to plant Perilla in Honolulu
Perilla Growing Requirements
Sunlight
Full Sun to Partial Shade
2-4 hours direct sunlight
Water
Regular
Consistent moisture, 1-2 inches/week
Days to Harvest
50-70
From planting to first harvest
Difficulty
Some experience helpful
💡 Growing Tips for Perilla
Self-seeds readily. Essential in Japanese and Korean cuisine. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.
Frost tolerance: Perilla is NOT frost tolerant — wait until after the last frost in Honolulu.
How to Grow Perilla in Honolulu
Honolulu, US is in USDA Hardiness Zone 12 with a Tropical savanna climate (Köppen Aw). With winter lows of 19°C and summer highs of 31°C, the growing season spans approximately 365 frost-free days. Perilla grows well with some gardening knowledge in this climate.
Perilla thrives in temperatures between 18°C and 28°C, requiring full sun to partial shade and regular watering. In Honolulu, the best months to plant Perilla are January, February, March, April, May, June, July, August, September, October, November, December. Perilla is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 50-70 days after planting.
Honolulu receives only 434mm of annual rainfall, so consistent irrigation will be essential for growing Perilla successfully.
Other Plants That Grow in Honolulu
More plants you can grow alongside Perilla in Honolulu
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Frequently Asked Questions
Can I grow perilla in Honolulu?
Yes! Perilla can be successfully grown in Honolulu, US. Honolulu is in USDA Hardiness Zone 12 with a Tropical savanna climate. The difficulty level for growing Perilla here is rated "medium". The best months to plant are January, February, March, April, May, June, July, August, September, October, November, December.
When should I plant perilla in Honolulu?
In Honolulu, the recommended planting months for Perilla are January, February, March, April, May, June, July, August, September, October, November, December. Honolulu has 365 frost-free days per year, with winter lows of 19°C and summer highs of 31°C. Since Perilla is not frost tolerant, make sure to plant after the last frost date.
How long does perilla take to grow in Honolulu?
Perilla typically takes 50-70 days from planting to harvest. In Honolulu's Tropical savanna climate with 365 frost-free days, you have plenty of time to grow Perilla to maturity. Self-seeds readily. Essential in Japanese and Korean cuisine. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.
Can I grow perilla indoors in Honolulu?
Perilla can potentially be grown indoors in Honolulu with proper conditions. It requires full sun to partial shade (2-4 hours of indirect light). Indoor growing extends your season beyond the Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec outdoor planting window. Use containers with good drainage and regular watering.
What month do I plant perilla in Honolulu?
Plant Perilla in Honolulu during January, February, March, April, May, June, July, August, September, October, November, December. These are the optimal months based on Honolulu's USDA Zone 12 climate, 365 frost-free days, and temperature range of 19°C to 31°C.
Is perilla hard to grow in Honolulu?
Perilla is rated "medium" to grow in Honolulu. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Perilla in Honolulu is Good.
What grows well with perilla in Honolulu?
In Honolulu, you can grow many companion plants alongside Perilla. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Honolulu's Zone 12 climate.
Does perilla need full sun in Honolulu?
Perilla requires full sun to partial shade. Perilla tolerates lower light. In Honolulu, a spot with filtered or indirect light for 2-4 hours works well.