When to Plant Serrano Pepper in Grambling, Louisiana (71245)

Location

Grambling, Louisiana

ZIP Code

71245

USDA Zone

Last Frost

Sunday, March 15, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Sunday, January 4, 2026

Transplant Outdoors

Sunday, March 29, 2026

Based on last frost Sunday, March 15, 2026 · Zone 8b

Pro tip: Start Serrano Pepper seeds indoors 10 weeks before your last frost date, then transplant outdoors around Sunday, March 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 Small (1-2 inches)

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate

↔️

Spacing

18" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 7-14 days

Ready to Plant Serrano Pepper in Grambling?

Get your seeds now so they're ready by Sunday, January 4, 2026.

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🤝 Good Companions

BasilCarrotTomato

⚠️ Avoid Planting Near

Fennel

🤝

Full Companion Planting Guide for Serrano Pepper

See which plants help Serrano 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

Allow peppers to fully ripen red on the plant.

Processing

Remove seeds carefully — serrano is quite hot. Dry flat for 1–2 weeks. Gloves recommended.

Seed Viability

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

Pro Tip

C. annuum — crosses freely with other annuum peppers. Isolate by 300 feet for pure seed.

🪴

Raised Bed Planting Guides

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

Frequently Asked Questions

When should I plant Serrano Pepper in Grambling, Louisiana? +

In Grambling (Zone 8b), start Serrano Pepper seeds indoors around Sunday, January 4, 2026 and transplant outdoors around Sunday, March 29, 2026.

What is the last frost date for Grambling, Louisiana? +

The average last spring frost date for Grambling, Louisiana (ZIP 71245) is around Sunday, March 15, 2026. This is based on NOAA climate normals for USDA Zone 8b.

How long does Serrano Pepper take to grow? +

Serrano Pepper typically matures in about 80 days from transplanting. In Grambling, that means you can expect harvest around Sunday, March 29, 2026 plus 80 days.

Should I start Serrano Pepper indoors or direct sow in Louisiana? +

Serrano Pepper should be started indoors 10 weeks before your last frost date. In Grambling, that means starting around Sunday, January 4, 2026.

📚 More Serrano Pepper Planting Guides

🗺️

Serrano Pepper in Louisiana

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 8b Serrano Pepper Guide

All cities in your zone · Avg dates

→

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Growing Serrano Pepper in Zone 8b

Serrano Pepper (Capsicum annuum) is a popular garden vegetable. In Grambling, Louisiana, which is in USDA Hardiness Zone 8b, you should start seeds indoors around Sunday, January 4, 2026.

Your average last frost date is Sunday, March 15, 2026. Plan to transplant your Serrano Pepper seedlings outdoors around Sunday, March 29, 2026, about 2 weeks after your last frost date.