Common Perennial Herbs In Michigan

Michigan gardeners often plant chives, lemon balm, and catnip as perennial herbs that return reliably in the Great Lakes region. When you’re looking for Common Perennial Herbs In Michigan, you want plants that survive the cold winters and come back each spring. This guide covers the top choices, how to grow them, and practical tips for your garden.

Perennial herbs are a smart investment for any Michigan garden. They save you money and time because you don’t need to replant every year. Plus, they add beauty and fragrance to your landscape while providing fresh flavors for cooking.

Let’s explore the most reliable perennial herbs that thrive in Michigan’s climate. These plants are tested and true for the Great Lakes region.

Chives

Chives are one of the easiest perennial herbs to grow in Michigan. They form neat clumps of grass-like leaves that you can snip for salads and soups.

Sun needs: Full sun to partial shade
Soil: Well-drained, average soil
Height: 12-18 inches
Hardiness: USDA zones 3-9

Chives produce lovely purple flowers in late spring. The flowers are edible too, so you can add them to salads for a mild onion flavor. Cut the plants back after flowering to encourage fresh growth.

Lemon Balm

Lemon balm is a vigorous grower that smells like lemon when you touch it. It’s perfect for teas and adding citrus flavor to dishes.

Sun needs: Full sun to partial shade
Soil: Moist, well-drained soil
Height: 24-36 inches
Hardiness: USDA zones 4-9

This herb can spread quickly, so consider planting it in a container or a designated bed. Harvest the leaves regularly to keep the plant bushy and prevent it from getting leggy.

Catnip

Catnip is not just for cats. It’s a beautiful perennial herb with gray-green leaves and white flowers. You can use it in teas or as a natural pest repellent.

Sun needs: Full sun
Soil: Poor to average, well-drained soil
Height: 24-36 inches
Hardiness: USDA zones 3-9

Catnip can be invasive if left unchecked. Plant it in a contained area or remove the flowers before they go to seed. Your cats will love it, but be prepared for them to roll around in it.

Thyme

Thyme is a low-growing perennial herb that forms a dense mat. It’s excellent for ground cover and adds flavor to meats, vegetables, and sauces.

Sun needs: Full sun
Soil: Well-drained, sandy soil
Height: 6-12 inches
Hardiness: USDA zones 5-9

Thyme needs good drainage to survive Michigan winters. Plant it in raised beds or rocky soil. Common varieties include English thyme and lemon thyme.

Oregano

Oregano is a hardy perennial that thrives in Michigan’s climate. It’s a staple in Italian and Greek cooking.

Sun needs: Full sun
Soil: Well-drained, alkaline soil
Height: 18-24 inches
Hardiness: USDA zones 4-9

Oregano can spread through underground runners. Give it plenty of space or grow it in a container. Harvest the leaves before the plant flowers for the best flavor.

Sage

Sage is a woody perennial herb with soft, gray-green leaves. It’s perfect for seasoning poultry, pork, and stuffing.

Sun needs: Full sun
Soil: Well-drained, sandy soil
Height: 18-24 inches
Hardiness: USDA zones 4-9

Sage plants can become woody after a few years. Prune them back in early spring to encourage new growth. Replace plants every 3-4 years for the best production.

Mint

Mint is one of the most aggressive perennial herbs. It spreads rapidly through runners and can take over your garden if not controlled.

Sun needs: Partial shade to full sun
Soil: Moist, rich soil
Height: 12-24 inches
Hardiness: USDA zones 3-9

Always plant mint in a container or use underground barriers. Peppermint and spearmint are popular choices. Use the leaves for teas, cocktails, and desserts.

Lavender

Lavender is a beautiful perennial herb that adds fragrance and color to your garden. It’s a bit more challenging in Michigan due to wet winters.

Sun needs: Full sun
Soil: Very well-drained, sandy soil
Height: 18-24 inches
Hardiness: USDA zones 5-9 (some varieties zone 4)

Choose hardy varieties like ‘Munstead’ or ‘Hidcote’. Plant lavender in raised beds or on slopes to improve drainage. Mulch with gravel to protect the roots from winter moisture.

Tarragon

French tarragon is a perennial herb with a distinct anise flavor. It’s excellent in chicken dishes, salads, and sauces.

Sun needs: Full sun to partial shade
Soil: Well-drained, sandy soil
Height: 18-24 inches
Hardiness: USDA zones 4-9

French tarragon does not produce viable seeds, so you need to buy plants or take cuttings. Russian tarragon is less flavorful but more hardy. Protect the plants with mulch in winter.

Winter Savory

Winter savory is a lesser-known perennial herb that’s very hardy. It has a peppery flavor similar to thyme.

Sun needs: Full sun
Soil: Well-drained, average soil
Height: 12-18 inches
Hardiness: USDA zones 4-9

Winter savory is evergreen in mild winters. Use it in bean dishes, stews, and meat rubs. It’s a great addition to your herb garden.

How To Grow Perennial Herbs In Michigan

Growing perennial herbs in Michigan requires some planning. Here’s a step-by-step guide to get you started.

Choose The Right Location

Most perennial herbs need full sun, which means at least 6 hours of direct sunlight daily. Pick a spot with well-drained soil. Avoid low areas where water collects.

If your soil is heavy clay, consider building raised beds. This improves drainage and warms the soil faster in spring.

Prepare The Soil

Herbs prefer soil that is not too rich. Overly fertile soil can lead to leggy growth and less flavor. Mix in some sand or gravel to improve drainage.

Remove weeds and grass from the planting area.
Loosen the soil to a depth of 12 inches.
Add 2-3 inches of compost or well-rotted manure.
Mix in coarse sand or perlite if your soil is heavy.
Rake the bed smooth and water it well.

Plant At The Right Time

The best time to plant perennial herbs in Michigan is in spring, after the last frost. This gives them time to establish roots before winter.

You can also plant in early fall, at least 6 weeks before the first frost. This allows the plants to settle in before the ground freezes.

Water Properly

Perennial herbs need regular watering during their first growing season. After that, they are quite drought-tolerant.

Water deeply once a week during dry spells.
Water at the base of the plants to avoid wetting the leaves.
Use mulch to retain moisture and suppress weeds.

Mulch For Winter Protection

Michigan winters can be harsh. Mulching helps protect the roots of perennial herbs.

Apply a 2-3 inch layer of straw, leaves, or wood chips after the ground freezes.
Remove the mulch in early spring as new growth appears.
For tender herbs like lavender, use evergreen boughs for extra protection.

Harvesting And Using Perennial Herbs

Harvesting your herbs correctly ensures they keep producing all season.

When To Harvest

The best time to harvest herbs is in the morning, after the dew has dried but before the sun gets hot. This is when the essential oils are most concentrated.

Harvest leafy herbs like chives and mint before they flower.
Harvest thyme and oregano just as they begin to bloom.
Harvest lavender when the lower flowers open but the upper buds are still closed.

How To Harvest

Use clean, sharp scissors or pruning shears. Cut stems at a 45-degree angle to promote new growth.

For chives, cut the leaves 2 inches above the ground.
For mint and lemon balm, cut stems down to a pair of leaves.
For thyme and oregano, cut the top 4-6 inches of growth.
For sage, cut individual leaves or whole stems.

Preserving Your Harvest

You can use fresh herbs immediately, but you can also preserve them for winter.

Drying: Hang small bunches upside down in a dark, dry place.
Freezing: Chop herbs and freeze them in ice cube trays with water or oil.
Infusing: Make herb-infused vinegars, oils, or butters.

Common Problems And Solutions

Even hardy perennial herbs can face issues in Michigan. Here are some common problems and how to fix them.

Poor Drainage

Michigan’s clay soil can cause waterlogging. This leads to root rot in herbs like lavender and thyme.

Solution: Plant in raised beds or add sand and gravel to the soil.
Solution: Choose herbs that tolerate wetter conditions, like mint and chives.

Winter Kill

Some herbs may not survive harsh winters, especially if they are not hardy enough.

Solution: Choose hardy varieties and mulch well.
Solution: Plant in protected areas, such as near a south-facing wall.
Solution: Cover with row covers or burlap during extreme cold snaps.

Pests

Common pests include aphids, spider mites, and slugs.

Solution: Use a strong spray of water to dislodge aphids.
Solution: Introduce beneficial insects like ladybugs.
Solution: Use diatomaceous earth around plants to deter slugs.

Diseases

Powdery mildew and root rot are common issues.

Solution: Space plants properly for good air circulation.
Solution: Water at the base of plants, not overhead.
Solution: Remove and dispose of infected plant parts.

Designing Your Perennial Herb Garden

You can create a beautiful and functional herb garden with a little planning.

Group Plants By Needs

Place herbs with similar sun and water requirements together. This makes care easier.

Full sun, dry soil: Thyme, oregano, sage, lavender
Full sun to partial shade, moist soil: Chives, mint, lemon balm
Full sun, average soil: Catnip, winter savory, tarragon

Use Companion Planting

Some herbs help each other grow and repel pests.

Plant chives near carrots to deter carrot flies.
Plant mint near cabbage to repel cabbage moths.
Plant sage near carrots to improve their flavor.

Incorporate Into Landscaping

Perennial herbs can be part of your ornamental garden.

Use thyme as a ground cover between stepping stones.
Use lavender as a border plant along pathways.
Use chives as a edging plant in flower beds.

Frequently Asked Questions

What are the easiest perennial herbs to grow in Michigan?

Chives, mint, and lemon balm are the easiest. They tolerate a wide range of conditions and come back reliably each year.

Can I grow lavender in Michigan?

Yes, but choose hardy varieties like ‘Munstead’ or ‘Hidcote’. Plant them in very well-drained soil and mulch heavily in winter.

Do perennial herbs need full sun in Michigan?

Most do best in full sun, which is at least 6 hours of direct sunlight. Some, like mint and chives, can tolerate partial shade.

How do I protect perennial herbs in winter?

Mulch with straw or leaves after the ground freezes. For tender herbs, use row covers or plant them in protected areas.

When should I plant perennial herbs in Michigan?

Spring, after the last frost, is the best time. You can also plant in early fall, at least 6 weeks before the first frost.

Michigan’s climate is perfect for many perennial herbs. With a little care, you can enjoy fresh herbs from your garden year after year. Start with a few easy varieties and expand as you gain experience. Your garden will thank you.