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When to Plant Sage in Elgin, Illinois (60121)

Location

Elgin, Illinois

ZIP Code

60121

USDA Zone

5b

Last Frost

Saturday, April 25, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Saturday, February 28, 2026

Transplant Outdoors

Saturday, May 9, 2026

Based on last frost Saturday, April 25, 2026 · Zone 5b

Pro tip: Start Sage seeds indoors 8 weeks before your last frost date, then transplant outdoors around Saturday, May 9, 2026.

🌿 Plant Details

Scientific Name Salvia officinalis
Days to Maturity 75 days
Mature Height 18-30"
Spread 24"
Type Shrub
Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Full Sun (6+ hours)

💧

Water

Low to Moderate

↔️

Spacing

24" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 10-21 days

Ready to Plant Sage in Elgin?

Get your seeds now so they're ready by Saturday, February 28, 2026.

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🤝 Good Companions

RosemaryCabbageCarrotTomato

⚠️ Avoid Planting Near

CucumberOnion
🤝

Full Companion Planting Guide for Sage

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

🛠️ Supplies You'll Need

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Common Sage Varieties

Popular cultivars to look for at your local nursery or seed supplier.

Common Sage

species

The standard culinary sage with grey-green leaves; essential in stuffings and pasta.

Purple Sage

cultivar

Striking purple-leaved variety with slightly milder flavor; ornamental and edible.

Tricolor

cultivar

Variegated purple, white, and green leaves; equally ornamental and culinary.

Berggarten

cultivar

German-origin variety with extra-large rounded leaves and exceptional flavor; rarely flowers.

🌾 Seed Saving Guide

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

When to Harvest Seed

Allow flower spikes to dry completely on the plant before collecting.

Processing

Strip seed heads, separate seeds from dried calyxes, store in cool dry place.

Seed Viability

Up to 3 years when stored cool, dark, and dry.

Pro Tip

Culinary sage (Salvia officinalis) seeds well. Ornamental varieties may be hybrids — check before saving.

🪴

Raised Bed Planting Guides

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

Frequently Asked Questions

When should I plant Sage in Elgin, Illinois? +

In Elgin (Zone 5b), start Sage seeds indoors around Saturday, February 28, 2026 and transplant outdoors around Saturday, May 9, 2026.

What is the last frost date for Elgin, Illinois? +

The average last spring frost date for Elgin, Illinois (ZIP 60121) is around Saturday, April 25, 2026. This is based on NOAA climate normals for USDA Zone 5b.

How long does Sage take to grow? +

Sage typically matures in about 75 days from transplanting. In Elgin, that means you can expect harvest around Saturday, May 9, 2026 plus 75 days.

Should I start Sage indoors or direct sow in Illinois? +

Sage should be started indoors 8 weeks before your last frost date. In Elgin, that means starting around Saturday, February 28, 2026.

Other Plants for Elgin

Growing Sage in Zone 5b

Sage (Salvia officinalis) is a popular garden vegetable. In Elgin, Illinois, which is in USDA Hardiness Zone 5b, you should start seeds indoors around Saturday, February 28, 2026.

Your average last frost date is Saturday, April 25, 2026. Plan to transplant your Sage seedlings outdoors around Saturday, May 9, 2026, about 2 weeks after your last frost date.