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When to Plant Poblano Pepper in Bowbells, North Dakota (58721)

Location

Bowbells, North Dakota

ZIP Code

58721

USDA Zone

4a

Last Frost

Friday, May 15, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Friday, March 6, 2026

Transplant Outdoors

Friday, May 29, 2026

Based on last frost Friday, May 15, 2026 · Zone 4a

Pro tip: Start Poblano Pepper seeds indoors 10 weeks before your last frost date, then transplant outdoors around Friday, May 29, 2026.

🌿 Plant Details

Scientific Name Capsicum annuum
Days to Maturity 80 days
Mature Height 24-36"
Spread 18"
Type Bush
Fruit Size Medium (3-4 inches)

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1 inch/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 8-14 days

Ready to Plant Poblano Pepper in Bowbells?

Get your seeds now so they're ready by Friday, March 6, 2026.

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🤝 Good Companions

BasilCarrotTomatoOnion

⚠️ Avoid Planting Near

Fennel
🤝

Full Companion Planting Guide for Poblano Pepper

See which plants help Poblano Pepper thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

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🌾 Seed Saving Guide

🟡 Moderate
✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Let peppers ripen fully to red (or dark red) on the plant.

Processing

Remove seeds from ripe pepper, dry flat for 1–2 weeks before storing.

Seed Viability

Up to 2 years when stored cool, dark, and dry.

Pro Tip

Poblano (C. annuum) crosses with jalapeño, bell pepper, and cayenne. Grow one variety at a time or isolate.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 14 plants of Poblano Pepper. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Poblano Pepper in Bowbells, North Dakota? +

In Bowbells (Zone 4a), start Poblano Pepper seeds indoors around Friday, March 6, 2026 and transplant outdoors around Friday, May 29, 2026.

What is the last frost date for Bowbells, North Dakota? +

The average last spring frost date for Bowbells, North Dakota (ZIP 58721) is around Friday, May 15, 2026. This is based on NOAA climate normals for USDA Zone 4a.

How long does Poblano Pepper take to grow? +

Poblano Pepper typically matures in about 80 days from transplanting. In Bowbells, that means you can expect harvest around Friday, May 29, 2026 plus 80 days.

Should I start Poblano Pepper indoors or direct sow in North Dakota? +

Poblano Pepper should be started indoors 10 weeks before your last frost date. In Bowbells, that means starting around Friday, March 6, 2026.

Other Plants for Bowbells

Growing Poblano Pepper in Zone 4a

Poblano Pepper (Capsicum annuum) is a popular garden vegetable. In Bowbells, North Dakota, which is in USDA Hardiness Zone 4a, you should start seeds indoors around Friday, March 6, 2026.

Your average last frost date is Friday, May 15, 2026. Plan to transplant your Poblano Pepper seedlings outdoors around Friday, May 29, 2026, about 2 weeks after your last frost date.