Heirloom

Lemon Mint

Monarda citriodora

Wikimedia Commons

Towers of bright lavender 1 1/2-2" blooms on straight and thin, yet sturdy stems. An unusual and easy-to-use cut flower. The blooms and leaves are edible, though the leaves are intensely spicy. Native to the US. Also known as lemon bee balm, purple horsemint, and lemon mint. Edible Flowers: Add petals to salads, sprinkle over mild fish, use in fruit salads, or to garnish desserts and drinks. Flavor is minty and spicy. Leaves are used to flavor salads, cooked foods, and tea. Attracts Beneficial Insects: Nectar plant for bees, butterflies, and hummingbirds.

Harvest

110-120d

Days to harvest

📅

Sun

Full sun to partial shade

☀️

Zones

4–9

USDA hardiness

🗺️

Height

1-3 feet

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Planting Timeline

Zone:

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Transplant

Direct Sow

Transplant

Direct Sow

Showing dates for Lemon Mint in USDA Zone 7

All Zone 7 native-wildflower →

Zone Map

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Lemon Mint · Zones 4–9

What grows well in Zone 7? →

Growing Details

Difficulty

Easy

Spacing12-18 inches

SoilWell-drained loam; tolerates a wide range but prefers soil with moderate fertility

WaterRegular during establishment and bloom; moderately drought-tolerant once established

SeasonWarm season annual

FlavorStrong minty flavor with sharp peppery-spicy bite; more intense than common culinary mints, best used as a supporting flavor or mellowed in drying and cooking

ColorBright lavender

Size1 1/2-2"

Zone-by-Zone Planting Calendar

Zone	Indoor Start	Transplant	Direct Sow	Harvest
Zone 3	—	June – August	May – July	—
Zone 4	—	June – July	April – June	—
Zone 5	—	May – July	April – June	—
Zone 6	—	May – July	April – June	—
Zone 7	—	May – June	March – May	—
Zone 8	—	April – June	March – May	—
Zone 9	—	March – May	February – April	—
Zone 10	—	March – April	January – March	—

Succession Planting

Direct sow every 3–4 weeks from March through early May in zone 7, stopping once daytime highs are consistently above 80°F — germination drops off sharply in hot soil and you'll waste seed. Because Lemon Mint takes 110–120 days to bloom, a late-May sowing rarely reaches full flower before fall cuts it short. One or two successions in March and April is enough; the plants self-sow reliably once established, so by year two you may not need to sow at all.

Complete Growing Guide

Light: Full sun (6 or more hours of direct sunlight a day), Partial Shade (Direct sunlight only part of the day, 2-6 hours). Soil: Loam (Silt), Sand, Shallow Rocky. Drainage: Good Drainage, Moist, Occasionally Dry. Height: 1 ft. 0 in. - 3 ft. 0 in.. Spread: 0 ft. 8 in. - 1 ft. 0 in.. Spacing: 12 inches-3 feet. Growth rate: Medium. Maintenance: Low. Propagation: Seed. Regions: Coastal, Mountains, Piedmont.

Harvesting

Dry schizocarps, separating into usually 4 nutlets

Color: Brown/Copper. Type: Schizocarp. Length: < 1 inch. Width: < 1 inch.

Harvest time: Summer

Edibility: Leaves used raw or cooked for flavoring in salads, cooked foods, and for tea.

Storage & Preservation

Fresh lemon mint leaves and flowers keep for 3-5 days refrigerated in a plastic bag or container lined with damp paper towels; store separately from ethylene-producing fruits. Fresh-cut flower stems should go immediately into water at room temperature—they last 7-10 days in a vase.

Dry leaves and flowers by hanging bundles upside down in a warm, dark, well-ventilated space for 1-2 weeks, then strip from stems and store in airtight containers away from light. Dried material keeps for up to a year and intensifies the minty-spicy flavor. Freeze fresh leaves and flowers in ice cube trays with water or oil for adding to cocktails and teas. Alternatively, pack whole stems in freezer bags; they'll keep 2-3 months and work well for infusions. Do not can fresh lemon mint due to its low-acid nature; freezing and drying are the safest preservation methods.

History & Origin

Origin: IL, MO, KS south to AL, MS, LA, TX, NM, and Mexico

Advantages

+Attracts: Bees, Butterflies, Hummingbirds
+Edible: Leaves used raw or cooked for flavoring in salads, cooked foods, and for tea.
+Low maintenance

Companion Plants

In our zone 7 Georgia garden, Lemon Mint slots naturally into prairie-style plantings — Black-eyed Susan and Purple Coneflower are the strongest pairings because they share the same full-sun, dry-to-moderate soil preference and hit peak bloom on a similar schedule, which keeps pollinators cycling through without any one plant dominating. Yarrow adds a flat-topped landing pad for parasitic wasps and won't compete for the same root depth. Keep tree saplings pulled out of the bed entirely — even a 6-inch oak seedling will outcompete Monarda for moisture within a single season. Delicate annuals like lobularia get physically overwhelmed by Lemon Mint's spreading stems; they do better with a bed to themselves.

Plant Together

Wild Bergamot

Both are native mints that attract similar beneficial pollinators and have compatible growing conditions

Purple Coneflower

Native wildflower that attracts beneficial insects while lemon mint repels harmful pests

Black-eyed Susan

Complementary native wildflower that benefits from lemon mint's pest-repelling properties

Wild Columbine

Native companion that enjoys similar partial shade conditions and attracts different pollinators

Yarrow

Enhances essential oil production in nearby herbs and attracts predatory insects

Native Asters

Late-season bloomers that extend pollinator season while benefiting from mint's pest deterrent effects

Wild Ginger

Shade-tolerant native that provides ground cover while lemon mint offers pest protection

Coral Bells

Native perennial that thrives in similar conditions and attracts hummingbirds

Keep Apart

Tree Saplings

Aggressive spreading habit can compete with young trees for nutrients and space

Delicate Annual Flowers

Vigorous mint growth can overwhelm and crowd out tender annual plantings

Shallow-rooted Vegetables

Mint's spreading underground rhizomes can invade and compete with vegetable root systems

Pests & Disease Resistance

Common Pests

Rarely problematic; spider mites and aphids possible under stress but not common

Diseases

Powdery mildew in poor air circulation; root rot if overwatered in heavy soil

Troubleshooting Lemon Mint

What you'll see, why it happens, and what to do about it.

White powdery coating on leaves and stems, usually showing up mid-summer when plants are crowded

Likely Causes

Powdery mildew (Erysiphe cichoracearum or similar) — thrives when air circulation is poor and humidity is high
Plants spaced closer than 12 inches, blocking airflow between stems

What to Do

1.Thin plants to at least 12–18 inches apart if you haven't already — this does more than any spray
2.Cut affected stems back by a third and discard the clippings in the trash, not the compost pile
3.If it keeps spreading, a diluted neem oil spray (2 tbsp per gallon of water) applied in the evening can slow it down

Stems collapsing at the base, roots soft and brown when you pull the plant

Likely Causes

Root rot (Pythium or Phytophthora spp.) caused by standing water or heavy clay soil that stays wet between rains
Overwatering during establishment — Lemon Mint doesn't need as much as most annuals once it's a few inches tall

What to Do

1.Pull and discard the affected plants — there's no saving a rotted stem
2.Amend the bed with coarse sand or fine pine bark to improve drainage before replanting
3.Water only when the top inch of soil is dry; once blooming starts around day 110, you can back off even more

Frequently Asked Questions

How long does lemon mint take to grow from seed?▼

Lemon mint seeds germinate in 7-14 days at 70-75°F and reach flowering size in 110-120 days from sowing. Starting indoors 6-8 weeks before your last frost date means plants bloom by mid-to-late summer outdoors. Direct sowing after frost takes slightly longer but works well in warm zones. First flowers typically appear 8-10 weeks after transplanting.

Is lemon mint good for beginners?▼

Yes—lemon mint is exceptionally beginner-friendly. Seeds have high germination rates, seedlings grow vigorously, and established plants tolerate inconsistent watering, poor soil, and neglect. It rarely suffers from pests or diseases and requires no special staking or pruning technique. The main challenge is learning its intense flavor profile for culinary use, not growing the plant itself.

Can you grow lemon mint in containers or pots?▼

Absolutely. Lemon mint thrives in containers 12+ inches deep and wide with drainage holes. Use quality potting soil, water when the top inch dries out, and feed monthly with diluted liquid fertilizer. Container-grown plants may need staking if stems get leggy indoors under low light. This method also makes overwintering easier in cold climates—just move the pot indoors before the first frost.

What does lemon mint taste like?▼

Lemon mint has a strong minty flavor with a sharp, peppery spicy bite—more intense than common culinary mints. The leaves and flowers pair well in iced tea, fruit salads, and as a garnish for desserts and cocktails. Many gardeners find it best used as a supporting flavor rather than the main note. The spice mellows slightly when dried and in cooked applications.

When should I plant lemon mint seeds?▼

Start seeds indoors 6-8 weeks before your last spring frost date for summer blooming. Direct sow outdoors after the last frost when soil reaches 60°F. In warm climates (zones 8-9), you can also sow in late summer for fall flowering. Seeds need light to germinate, so press them onto the soil surface—don't cover them.

Is lemon mint a perennial or annual?▼

Lemon mint is a tender perennial hardy in zones 7-11. In colder regions, it behaves as an annual, dying back after the first hard frost. To overwinter in cold climates, either mulch heavily after the first frost (may not survive harsh winters), or dig up plants in fall, pot them, and store indoors in a cool, bright location until spring replanting.