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Lemon Balm (Melissa officinalis), Herb
Herb

Lemon Balm

Melissa officinalis

Varieties We Bring In

StandardMelissa officinalis
Sizes & Pricing
4 inFrom$2.50
1 galFrom$6.95

Last received Jul 16, 2026.

We bring this in seasonally, so what is on the lot changes week to week. A received date shows when it last came in, not that it is here today.

Call (904) 471-0440 to confirm this plant and size before you make the trip.

LightPart Sun, Part Shade
WaterModerate
Mature size12-24 inches × 12-18 inches

About Lemon Balm

Lemon Balm (Melissa officinalis) is a fast-growing, fragrant perennial herb in the mint family with soft, lemon-scented leaves and small white flowers attractive to bees. It is hardy in zone 9b and grows well in NE Florida in partial shade with consistent moisture; afternoon shade, good air circulation, and base watering are key to preventing powdery mildew in Florida's humidity. Starting at $2.50.

Plant details

Bloom Season
Spring, Summer
Flower Color
White
Growth Rate
Fast
Foliage
Herbaceous perennial
Soil
Sandy, Loam, Well-drained

Best planting months

Recommended forZone 9b · St. Augustine, FL
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This monthGood windowOther months

Seasonal care

Bloom season. New foliage emerges. Good planting window.

Care essentials

Light

In NE Florida, grow lemon balm in partial shade — afternoon shade is essential to prevent leaf scorch and wilting during hot summers. Morning sun is beneficial; avoid full afternoon sun in zones 9a/9b.

Water

Keep soil consistently moist but well-drained; do not let it dry out completely. Water at the base in the morning to keep foliage dry and reduce the risk of powdery mildew, which is a concern in NE Florida's high humidity. Space plants 18–24 inches apart for good air circulation.

Soil & Fertilizer

Grows well in NE Florida's sandy, well-drained soil amended with compost. A light balanced fertilizer application in spring is sufficient; avoid over-fertilizing, which promotes excess leafy growth at the expense of fragrance and invites fungal disease.

Similar needs

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Common questions

Is Lemon Balm a good plant for St. Augustine?

Lemon Balm is a herb for Zone 9b coastal Florida gardens, reaching 12-24 inches × 12-18 inches.

Care information verified from

Last reviewed June 2026. Our care guidance comes from trusted horticulture sources and decades of helping St. Augustine gardeners. Conditions here can vary dramatically from one area to the next, so come ask us and we'll tailor it to your yard.