When to Plant Stevia in Chaptico, Maryland (20621)

Location

Chaptico, Maryland

ZIP Code

20621

USDA Zone

Last Frost

Sunday, April 5, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Sunday, January 25, 2026

Transplant Outdoors

Sunday, April 19, 2026

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

Pro tip: Start Stevia seeds indoors 10 weeks before your last frost date, then transplant outdoors around Sunday, April 19, 2026.

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🌿 Plant Details

Scientific Name Stevia rebaudiana

Days to Maturity 90 days

Mature Height 18-24"

Spread 18"

Type Tender Perennial

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate (consistent moisture)

↔️

Spacing

18" apart

🌱

Planting Depth

0.13" deep

Seeds typically germinate in 14-21 days

Ready to Plant Stevia in Chaptico?

Get your seeds now so they're ready by Sunday, January 25, 2026.

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🤝 Good Companions

PepperTomatoBasil

⚠️ Avoid Planting Near

Fennel

🤝

Full Companion Planting Guide for Stevia

See which plants help Stevia 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

Harvest seed heads when brown and dry in fall, just before the first frost.

Processing

Strip dried flower heads, separate chaff, surface sow immediately or store cool and dry.

Seed Viability

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

Pro Tip

Stevia germination rates can be low (20–50%). Surface sow and provide light — seeds need light to germinate.

🪴

Raised Bed Planting Guides

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

Frequently Asked Questions

When should I plant Stevia in Chaptico, Maryland? +

In Chaptico (Zone 7b), start Stevia seeds indoors around Sunday, January 25, 2026 and transplant outdoors around Sunday, April 19, 2026.

What is the last frost date for Chaptico, Maryland? +

The average last spring frost date for Chaptico, Maryland (ZIP 20621) is around Sunday, April 5, 2026. This is based on NOAA climate normals for USDA Zone 7b.

How long does Stevia take to grow? +

Stevia typically matures in about 90 days from transplanting. In Chaptico, that means you can expect harvest around Sunday, April 19, 2026 plus 90 days.

Should I start Stevia indoors or direct sow in Maryland? +

Stevia should be started indoors 10 weeks before your last frost date. In Chaptico, that means starting around Sunday, January 25, 2026.

📚 More Stevia Planting Guides

🗺️

Stevia in Maryland

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 7b Stevia Guide

All cities in your zone · Avg dates

→

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Growing Stevia in Zone 7b

Stevia (Stevia rebaudiana) is a popular garden vegetable. In Chaptico, Maryland, which is in USDA Hardiness Zone 7b, you should start seeds indoors around Sunday, January 25, 2026.

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