Cedar Sage (Salvia roemeriana) - red flowers, illustrated plant cardIllustration

Cedar Sage

Salvia roemeriana

Also called roemer's sage and dwarf crimson-flowered sage

Cedar Sage blooms from March through April.

Bloom calendar
Bloom time
Mar–Apr
a house reading
Hardiness
Zones 7–10
checked
Sun
Part shade
checked
Water
Low water
checked
Mature size
20 in × 12 in
checked
Type
Perennial
house classification

Months here are Northern Hemisphere months; in the Southern Hemisphere, shift them by six months.

Growing Cedar Sage

Plant it in part shade. It prefers low water. It is hardy in USDA zones 7–10. Expect it to reach about 20 in tall and 12 in wide at maturity, in roughly 2 years (a house reading).

Pets

  • Not yet checked for pets.

Lists differ and none is complete. If a pet eats a plant and seems unwell, call a veterinarian or a pet poison helpline.

No toxicity note is on file for Cedar Sage. That is not a clearance: check its safety for people and pets before planting.

Verification
What was checked

Nine facts were checked against named botanical sources, each recorded beside the sources that carried it: mature height and spread, hardiness zones, sun, water, bloom months and color, the trait tags, and years to mature size, which rests on a recorded house rule where no publisher states one and is marked so. Soil, diseases, pests, toxicity and the plant's own names have not yet been read for this plant, and its trait tags are the ones a feature uses rather than every word a page prints. Each fact above carries its own mark. The planting, spacing and size sections are derived from these checked facts by a fixed rule, not checked separately, and the plant type is the library's own classification.

See the 8 sources it was checked against

When to plant Cedar Sage

Plant Cedar Sage in early spring as soon as the soil is workable, or in early fall at least six weeks before your first frost, so roots establish in cool weather. In zone 8, the middle of its hardy zones 7 to 10, spring means February to April and fall means September or October. Once settled, it blooms from March to April.

Month-by-month timing for your zone is on the planting calendar; if you garden near zone 8, the middle of this plant's hardy range, start with zone 8 in February. Derived from the plant's category, zones and bloom months plus typical zone frost dates, not checked separately.

How big does Cedar Sage get?

Illustration of Cedar Sage drawn to scale beside an adult20 intall5 ft 7 inan adult12 inwide
About 20 in tall and 12 in wide at maturity: knee-high beside an adult.

See Cedar Sage in a garden plan: the planner shows it in 3D beside everything else you add, growing toward this size over the years.

How far apart to plant Cedar Sage

Derived from the mature spread above by a fixed rule, not checked separately: spacing is the spread, center to center.

Space Cedar Sage about 12 in apart, center to center, so each plant has room to reach its full width.

Plant them
12 in apart
Per 10 sq ft
about 10
4 by 8 ft bed
about 32

Add Cedar Sage to a garden plan and the planner draws it at its full width, so you see the spacing before you buy.

Where these facts come from

Cedar Sage's height, spread, hardiness zones, sun, water, bloom color and trait tags were checked against 8 published sources on October 21, 2026. Each one is linked below with every fact it carried, which can include a fact this page still marks as not yet checked, because a source carrying a value is not the same as the value being held to the standard. Facts not in that list, and the planting, spacing and size sections, are not covered by these sources.

  • fbts.comFlowers by the Sea, California Salvia specialist nurseryheight, spread, hardiness zones, sun, water, bloom months and color and trait tags
  • NC State ExtensionPlant Toolboxheight, spread, hardiness zones, sun, water, bloom months and color and trait tags
  • Lady Bird Johnson Wildflower CenterUniversity of Texas at Austinheight, sun, water, bloom months and color and trait tags
  • spadefootnursery.comSpadefoot Nursery, Arizonaheight, spread, sun, water and bloom months and color
  • Plant Delights Nursery/ Juniper Level Botanic Garden, North Carolinaheight, hardiness zones, sun and bloom months and color
  • Chicago Botanic Gardenhardiness zones, water and bloom months and color
  • ecoblossom.comEco Blossom Nursery, Texasheight, spread, sun and water
  • RHSRoyal Horticultural Societyheight, sun and bloom months and color

How the checking works, and what each standard covers, is on the verified plants page.

Where it grows wild

Native to 1 state

United States: Texas

Recorded growing wild in 15 counties.

Range data from the World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 4.0, adapted) and USDA PLANTS. How the native range is credited.

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Drop this plant onto a 3D plan, see how it fills in, and watch your whole garden bloom across the year.

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