When should I plant Perilla Seeds in Zone 4b?

Start Perilla Seeds seeds indoors around Mar 20. Transplant outdoors after May 1. Expect first harvest around Aug 9.

What is the last frost date for Zone 4b?

The average last spring frost date for Zone 4b is May 1. The first fall frost averages Oct 5, giving a 157-day growing season.

Can I grow Perilla Seeds in Zone 4b?

Yes. Perilla Seeds needs 135 days to harvest. Zone 4b has a 157-day growing season, which is sufficient.

Growing Perilla Seeds in Zone 4b

Zone 4b has cold winters and a moderate growing season. Timing is key for Perilla Seeds in this zone. Darrera gelada: May 1. Primera gelada: Oct 5.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 20Oct 5

Season: May 1 – Oct 5 (157 dies)

Zona4b

Darrera geladaMay 1

Primera geladaOct 5

Temporada157 dies

Collita135 dies

SolSol Ple

When to Plant Perilla Seeds in Zone 4b

Start Seeds Indoors: Mar 20

Start Perilla Seeds seeds indoors around Mar 20 (6 setmanes abans de l’última gelada). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: May 1

Transplant Perilla Seeds seedlings outdoors after May 1. Wait until soil temperature reaches 60F. Space plants at 4/m² (15cm espaiat). Harden off plants for a week before moving outside.

Harvest: Aug 9

First harvest approximately Aug 9 (~100 dies from transplant). Continue harvesting until first frost (Oct 5).

Plantació Companya

✅ Pepper✅ Sesame

Perilla Seeds in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

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Track Perilla Seeds from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

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