When to Plant Verbena in Upper Darby, Pennsylvania (19082)

Location

Upper Darby, Pennsylvania

ZIP Code

19082

USDA Zone

Last Frost

Sunday, April 5, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Sunday, February 8, 2026

Transplant Outdoors

Sunday, April 19, 2026

Based on last frost Sunday, April 5, 2026 · Zone 7b

Pro tip: Start Verbena seeds indoors 8 weeks before your last frost date, then transplant outdoors around Sunday, April 19, 2026.

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🌿 Plant Details

Scientific Name Verbena hybrida

Days to Maturity 85 days

Mature Height 6-18"

Spread 18"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate (1 inch/week)

↔️

Spacing

12" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 14-21 days

Ready to Plant Verbena in Upper Darby?

Get your seeds now so they're ready by Sunday, February 8, 2026.

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🤝 Good Companions

MarigoldPetuniaSalvia

🤝

Full Companion Planting Guide for Verbena

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

🛠️ Supplies You'll Need

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🌍 Flower Garden Soil ✂️ Pruning Shears 🚿 Watering Can

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🌾 Seed Saving Guide

🟡 Moderate

⚠️ Many varieties are F1 hybrid — look for OP/heirloom types

When to Harvest Seed

Allow flower clusters to dry on the plant. Collect dry seed clusters.

Processing

Break apart dry clusters to release seeds, dry 1 week in open envelope.

Seed Viability

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

Pro Tip

Most garden verbenas are F1 hybrids. Verbena bonariensis is a good open-pollinated alternative that grows true from seed.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 32 plants of Verbena. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Verbena in Upper Darby, Pennsylvania? +

In Upper Darby (Zone 7b), start Verbena seeds indoors around Sunday, February 8, 2026 and transplant outdoors around Sunday, April 19, 2026.

What is the last frost date for Upper Darby, Pennsylvania? +

The average last spring frost date for Upper Darby, Pennsylvania (ZIP 19082) is around Sunday, April 5, 2026. This is based on NOAA climate normals for USDA Zone 7b.

How long does Verbena take to grow? +

Verbena typically matures in about 85 days from transplanting. In Upper Darby, that means you can expect harvest around Sunday, April 19, 2026 plus 85 days.

Should I start Verbena indoors or direct sow in Pennsylvania? +

Verbena should be started indoors 8 weeks before your last frost date. In Upper Darby, that means starting around Sunday, February 8, 2026.

📚 More Verbena Planting Guides

🗺️

Verbena in Pennsylvania

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 7b Verbena Guide

All cities in your zone · Avg dates

→

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Growing Verbena in Zone 7b

Verbena (Verbena hybrida) is a popular garden vegetable. In Upper Darby, Pennsylvania, which is in USDA Hardiness Zone 7b, you should start seeds indoors around Sunday, February 8, 2026.

Your average last frost date is Sunday, April 5, 2026. Plan to transplant your Verbena seedlings outdoors around Sunday, April 19, 2026, about 2 weeks after your last frost date.