When to Plant Poblano Pepper in Alum Bank, Pennsylvania (15521)

Location

Alum Bank, Pennsylvania

ZIP Code

15521

USDA Zone

Last Frost

Wednesday, April 15, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Wednesday, February 4, 2026

Transplant Outdoors

Wednesday, April 29, 2026

Based on last frost Wednesday, April 15, 2026 · Zone 6b

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

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🌿 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 Alum Bank?

Get your seeds now so they're ready by Wednesday, February 4, 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

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🪵 Raised Garden Bed 🌍 Vegetable Garden Soil 🛠️ Hand Trowel Set 🚿 Watering Can

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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 Alum Bank, Pennsylvania? +

In Alum Bank (Zone 6b), start Poblano Pepper seeds indoors around Wednesday, February 4, 2026 and transplant outdoors around Wednesday, April 29, 2026.

What is the last frost date for Alum Bank, Pennsylvania? +

The average last spring frost date for Alum Bank, Pennsylvania (ZIP 15521) is around Wednesday, April 15, 2026. This is based on NOAA climate normals for USDA Zone 6b.

How long does Poblano Pepper take to grow? +

Poblano Pepper typically matures in about 80 days from transplanting. In Alum Bank, that means you can expect harvest around Wednesday, April 29, 2026 plus 80 days.

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

Poblano Pepper should be started indoors 10 weeks before your last frost date. In Alum Bank, that means starting around Wednesday, February 4, 2026.

📚 More Poblano Pepper Planting Guides

🗺️

Poblano Pepper in Pennsylvania

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 6b Poblano Pepper Guide

All cities in your zone · Avg dates

→

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Growing Poblano Pepper in Zone 6b

Poblano Pepper (Capsicum annuum) is a popular garden vegetable. In Alum Bank, Pennsylvania, which is in USDA Hardiness Zone 6b, you should start seeds indoors around Wednesday, February 4, 2026.

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