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Salvia uliginosa Bog Sage, Bog Salvia

Edward F. Gilman, Ryan W. Klein, and Gail Hansen


Bog sage is an upright to spreading perennial that eventually attains a height of 3 to 4 feet. The coarse-textured leaves are light green to dark green in color depending on soil conditions and fertilization practices. Bog sage blooms throughout the spring and summer with electric blue flowers. This herbaceous perennial may be used as a ground cover or background plant. It presents a nice, massed display and is exceptionally beautiful when planted along with ornamental grasses.

Full Form - Salvia uliginosa: Bog Sage, Bog Salvia
Figure 1. Full Form - Salvia uliginosa: Bog sage, bog salvia.
Credit: Edward F. Gilman, UF/IFAS


Leaf - Salvia uliginosa: Bog Sage, Bog Salvia
Figure 2. Leaf - Salvia uliginosaBog sage, bog salvia.
Credit: Edward F. Gilman, UF/IFAS

General Information

Scientific name: Salvia uliginosa

Pronunciation: SAL-vee-uh yoo-lidge-jin-NOE-suh

Common name(s): bog sage, bog salvia

Family: Labiatae

Plant type: herbaceous; ground cover

USDA hardiness zones: 8 through 10A (Figure 3)

Planting month for zone 8: year-round

Planting month for zone 9: year-round

Planting month for zone 10: year-round

Origin: not native to North America

Invasive potential: aggressive, spreading plant

Uses: border; cut flowers; attracts butterflies; attracts hummingbirds; ground cover

Availability: somewhat available, may have to go out of the region to find the plant

Shaded area represents potential planting range.
Figure 3. Shaded area represents potential planting range.


Height: 2 to 4 feet

Spread: 4 to 8 feet

Plant habit: spreading

Plant density: dense

Growth rate: fast

Texture: fine


Leaf arrangement: opposite/subopposite

Leaf type: simple

Leaf margin: dentate

Leaf shape: oblong

Leaf venation: bowed; brachidodrome

Leaf type and persistence: evergreen

Leaf blade length: 2 to 4 inches

Leaf color: green

Fall color: no fall color change

Fall characteristic: not showy


Flower color: blue

Flower characteristic: spring flowering; summer flowering


Fruit shape: no fruit

Fruit length: no fruit

Fruit cover: no fruit

Fruit color: not applicable

Fruit characteristic: inconspicuous and not showy

Trunk and Branches

Trunk/bark/branches: not applicable

Current year stem/twig color: brown

Current year stem/twig thickness: thin


Light requirement: plant grows in full sun

Soil tolerances: acidic; sand; loam; clay; extended flooding

Drought tolerance: moderate

Soil salt tolerances: unknown

Plant spacing: 18 to 24 inches


Roots: not applicable

Winter interest: no special winter interest

Outstanding plant: not particularly outstanding

Pest resistance: no serious pests are normally seen on the plant

Use and Management

The bog sage is an easy plant to grow, and it adapts to wet or dry conditions. It prefers an area in the landscape that receives full sun to partial shade. This perennial can be invasive, especially in wet areas.

Propagate the bog sage by division, cuttings, or seed.

Pests and Diseases

No pests or diseases are of major concern.

Publication #FPS529

Release Date:January 23, 2024

Related Collections

Part of Shrubs Fact Sheets

Related Topics

  • Critical Issue: 1. Agricultural and Horticultural Enterprises
Organism ID

About this Publication

This document is FPS529, one of a series of the Department of Environmental Horticulture, UF/IFAS Extension. Original publication date October 1999. Revised October 2023. Visit the EDIS website at for the currently supported version of this publication.

About the Authors

Edward F. Gilman, professor emeritus; Ryan W. Klein, assistant professor, arboriculture; and Gail Hansen, professor, sustainable landscape design; Department of Environmental Horticulture, UF/IFAS Extension, Gainesville, FL 32611.


  • Gail Hansen de Chapman
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