• Photo of Salvia rosmarinus (Salvia rosmarinuss)

Plant Profile: Salvia rosmarinus

Names

Anthos, Rosemary

  • Photo of Salvia rosmarinus (Salvia rosmarinuss)

Phonetic Spelling:SAL-vee-uh rose-ma-REE-nus

Genus:Salvia

Species:rosmarinus

Family:Lamiaceae

Rosemary is a hardy, evergreen herb that forms irregular mounds and is cherished for its aromatic, decorative leaves as well as its culinary uses. It flowers from autumn through spring. Distinctive features include its fragrant, linear leaves, which are green on the upper side and pale underneath, along with its axillary blooms. In warmer weather, the flower color tends to fade, blending in with the foliage, while it is most vibrant in late winter. This herb is often utilized in container gardening, as low hedges, or in cascading arrangements. However, rosemary does not thrive in wet, humid conditions and requires careful placement in North Carolina gardens. The plant typically has an arching or rounded shape and can grow up to 6 feet tall when fully mature. Some varieties are bred to remain small enough for indoor cultivation, such as the 'Prostratus' cultivar, which has a low, creeping growth habit.

Rosemary seeds germinate slowly, so gardeners may find it more effective to propagate the plant through stem cuttings, layering, or division. Once established, rosemary is resilient to drought and salt spray, and it is generally avoided by deer. The plant flourishes in light, slightly acidic, well-drained soils that are dry to medium in moisture, preferring full sunlight. It can withstand drought, shade, salt, heavy pruning, and a variety of soil types. Rosemary is also easy to transplant and root. The flowers range from pale to dark blue, and after blooming, the plant can be pruned heavily to promote bushy growth or shaped as desired.

The genus name, Rosmarinus, is derived from the Latin terms "ros" (dew) and "marinus" (sea), likely alluding to the plant's ability to thrive in coastal regions and its exposure to ocean mists.

**Quick Identification Tips:**

**Common Issues:**
To prevent problems, avoid overwatering, which can cause root rot, and ensure good air circulation to prevent powdery mildew. Wet, poorly-drained soils during winter can be fatal, and heavy clay soils combined with overwatering may hinder growth. Excess moisture can also lead to phytophthora.

For additional information on Salvia, please refer to the relevant resources.

Salvia rosmarinus Feature Summary

Salvia rosmarinus Image Gallery

Tags

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#exfoliating bark
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#recreational areas
#spring flowers

Similar Plants

Salvia rosmarinus is often confused with:

Salvia rosmarinus Feature Summary

Attributes
The intensely fragrant foliage of this shrub is commonly harvested for a variety of purposes including cooking and potpourri. Oil is commercially used in some perfumes, soaps, shampoos, lotions and other toiletries. Ancient Greeks and Romans threw sprigs of this plant into graves to signify their desire to remember the departed. This plant was also used in Ancient Greece to strengthen memory, and students wore sprigs in their hair when they studied.
Africa, Europe, Western Asia, Mediterranean
Flowers attract butterflies and bees.
Highly salt and drought tolerant; resistant to damage by deer.
Teas; flavoring for vinegar, jam, bread, butter, stuffing, vegetables, stew, and meat dishes and, when mixed with other herbs and salt, as a flavoring for most dishes.
Seed
Stem Cutting
Division
Layering
Fragrance
Wildlife Food Source
Fruit
Fruits are nutlets and are nonornamental.
Schizocarp
Nut
Brown/Copper
Flowers
Tiny pale blue to white flowers bloom in clusters along the shoots of the prior year’s growth. Where grown outdoors in USDA Zones 8-10, flowers typically bloom from January to April. Flowers are sometimes but rarely white or pink. The corolla is 2-lipped, upper lip is concave and 2-lobed, lower lip is 3-lobed. There are 2 stamens that are strongly exerted. Inflorescence is a short, axillary raceme whorled around the stem.
White
Blue
Showy
Edible
Long Bloom Season
Spring
Summer
Winter
2-3 rays/petals
< 1 inch
Leaves
Needle-like leaves are closely spaced on the stems and are very aromatic with a strong flavor useful in cooking. They are opposite, simple, linear, narrow, entire, revolute, green above and white-tomentose beneath, strongly aromatic when bruised, and are less than an inch in size. Short, dense hairs present on the underside of the leaf and they are sessile, with no petiole.
Green
Gray/Silver
White
< 1 inch
Leathery
Edible
Fragrant
Good Dried
Good Cut
< 1 inch
Bark
Peeling in linear strips. Scaly, white bark.
Light Gray
White
Scaly
Exfoliating
Whole Plant Traits
Perennial
Shrub
Edible
Herbaceous Perennial
Herb
Arching
Rounded
Erect
Columnar
Spreading
Irregular
Medium
Cultural Conditions
Full sun (6 or more hours of direct sunlight a day)
Partial Shade (Direct sunlight only part of the day, 2-6 hours)
Good Drainage
Moist
Occasionally Dry
3 feet-6 feet
12 inches-3 feet
Coastal
7a
7b
8b
8a
9a
9b
10a
10b
11a
11b
High Organic Matter
Loam (Silt)
Shallow Rocky
Landscape
Cutting Garden
Drought Tolerant Garden
Edible Garden
Rock Garden
Butterfly Garden
Pollinator Garden
Children's Garden
Winter Garden
Border
Foundation Planting
Hedge
Specimen
Drought
Deer
Salt
Dry Soil
Heavy Shade
Container
Patio
Recreational Play Area
Houseplants
Coastal
Butterflies
Bees
Frequent Disease Problems

Salvia rosmarinus Attributes

Salvia rosmarinus: Uses (Ethnobotany)

The intensely fragrant foliage of this shrub is commonly harvested for a variety of purposes including cooking and potpourri. Oil is commercially used in some perfumes, soaps, shampoos, lotions and other toiletries. Ancient Greeks and Romans threw sprigs of this plant into graves to signify their desire to remember the departed. This plant was also used in Ancient Greece to strengthen memory, and students wore sprigs in their hair when they studied.

Salvia rosmarinus: Country Or Region Of Origin

Africa, Europe, Western Asia, Mediterranean

Salvia rosmarinus: Wildlife Value

Flowers attract butterflies and bees.

Salvia rosmarinus: Particularly Resistant To (Insects/Diseases/Other Problems)

Highly salt and drought tolerant; resistant to damage by deer.

Salvia rosmarinus: Edibility

Teas; flavoring for vinegar, jam, bread, butter, stuffing, vegetables, stew, and meat dishes and, when mixed with other herbs and salt, as a flavoring for most dishes.

Salvia rosmarinus: Life Cycle

Annual
Biennial
Bulb
Perennial
Woody

Salvia rosmarinus: Recommended Propagation Strategy

Division
Grafting
Layering
Leaf Cutting
Root Cutting
Seed
Stem Cutting

Salvia rosmarinus: Play Value

Attractive Flowers
Attracts Pollinators
Buffer
Colorful
Defines Paths
Easy to Grow
Edible fruit
Fragrance
Pieces Used in Games
Screening
Shade
Sound
Textural
Wildlife Cover/Habitat
Wildlife Food Source
Wildlife Larval Host
Wildlife Nesting
Wind Break
Wind Shimmer

Salvia rosmarinus Fruit

Salvia rosmarinus: Fruit Description

Fruits are nutlets and are nonornamental.

Salvia rosmarinus: Fruit Type

Achene
Aggregate
Berry
Capsule
Caryopsis
Drupe
Follicle
Legume
Nut
Pome
Samara
Schizocarp
Siliqua

Salvia rosmarinus: Fruit Color

grass
Brown/Copper

Salvia rosmarinus: Display/Harvest Time

Fall
Spring
Summer
Winter

Salvia rosmarinus Flowers

Salvia rosmarinus: Flower Description

Tiny pale blue to white flowers bloom in clusters along the shoots of the prior year’s growth. Where grown outdoors in USDA Zones 8-10, flowers typically bloom from January to April. Flowers are sometimes but rarely white or pink. The corolla is 2-lipped, upper lip is concave and 2-lobed, lower lip is 3-lobed. There are 2 stamens that are strongly exerted. Inflorescence is a short, axillary raceme whorled around the stem.

Salvia rosmarinus: Flower Color

filter_vintage
Blue
filter_vintage
White

Salvia rosmarinus: Flower Inflorescence

Catkin
Corymb
Cyme
Head
Insignificant
Panicle
Raceme
Solitary
Spadix
Spike
Umbel

Salvia rosmarinus: Flower Value To Gardener

Edible
Fragrant
Good Cut
Good Dried
Long Bloom Season
Long-lasting
Showy

Salvia rosmarinus: Flower Bloom Time

Winter
Spring
Summer
Fall

Salvia rosmarinus: Flower Petals

2-3 rays/petals
4-5 petals/rays
6 petals/rays
7 - 20 petals/rays
asymmetrical petals
Bracts
Colored Sepals
fused petals
more than 20 petals/rays
Tepals

Salvia rosmarinus: Flower Shape

Bell
Cross
Crown
Cup
Dome
Funnel
Irregular
Lipped
Radial
Saucer
Star
Trumpet
Tubular
Urn
Wheel

Salvia rosmarinus: Flower Size

1-3 inches
3-6 inches
< 1 inch
> 6 inches

Salvia rosmarinus Leaves

Salvia rosmarinus: Leaf Description

Needle-like leaves are closely spaced on the stems and are very aromatic with a strong flavor useful in cooking. They are opposite, simple, linear, narrow, entire, revolute, green above and white-tomentose beneath, strongly aromatic when bruised, and are less than an inch in size. Short, dense hairs present on the underside of the leaf and they are sessile, with no petiole.

Salvia rosmarinus: Woody Plant Leaf Characteristics

Broadleaf Evergreen
Deciduous
Needled Evergreen
Semi-evergreen

Salvia rosmarinus: Leaf Color

spa
Gray/Silver
spa
Green
spa
White

Salvia rosmarinus: Leaf Type

Compound (Pinnately , Bipinnately, Palmately)
Fronds
Needles
Sheath
Simple

Salvia rosmarinus: Leaf Arrangement

Alternate
Opposite
Other/more complex
Rosulate
Whorled

Salvia rosmarinus: Leaf Shape

Acicular
Auriculate
Cordate
Cuneate
Deltoid
Elliptical
Filiform
Lanceolate
Linear
Oblanceolate
Oblong
Obovate
Obtuse
Orbicular
Ovate
Palmasect
Palmatifid
Peltate
Pinnatifid
Pinnatisect
Reniform
Rhomboidal
Spatulate
Subcordate
Subulate

Salvia rosmarinus: Leaf Margin

Crenate
Crenulate
Dentate
Denticulate
Doubly Crenate
Doubly Dentate
Doubly Serrate
Entire
Lobed
Serrate
Sinuate
Undulate

Salvia rosmarinus: Hairs Present

No
Yes

Salvia rosmarinus: Leaf Length

< 1 inch
1-3 inches
3-6 inches
> 6 inches

Salvia rosmarinus: Leaf Feel

Fleshy
Glossy
Leathery
Papery
Prickly
Rough
Rubbery
Slippery
Smooth
Soft
Velvety
Waxy

Salvia rosmarinus: Leaf Value To Gardener

Edible
Fragrant
Good Cut
Good Dried
Long-lasting
Showy

Salvia rosmarinus: Leaf Width

< 1 inch
1-3 inches
3-6 inches
> 6 inches

Salvia rosmarinus Bark

Salvia rosmarinus: Bark Description

Peeling in linear strips. Scaly, white bark.

Salvia rosmarinus: Bark Color

grass
Light Gray
grass
White

Salvia rosmarinus: Surface/Attachment

Bumpy
Exfoliating
Fissured
Furrowed
Lenticels
Papery
Patchy
Peeling
Ridges
Scaly
Shaggy
Shiny
Shredding
Smooth
Spongy

Salvia rosmarinus Whole Plant Traits

Salvia rosmarinus: Plant Type

Annual
Bulb
Carnivorous
Edible
Epiphyte
Fern
Ground Cover
Herb
Herbaceous Perennial
Houseplant
Mushroom
Native Plant
Ornamental Grasses and Sedges
Perennial
Poisonous
Rose
Shrub
Succulent
Tree
Turfgrass
Vegetable
Vine
Water Plant
Weed
Wildflower

Salvia rosmarinus: Woody Plant Leaf Characteristics

Broadleaf Evergreen
Deciduous
Needled Evergreen
Semi-evergreen

Salvia rosmarinus: Habit/Form

Arching
Ascending
Broad
Cascading
Climbing
Clumping
Columnar
Conical
Creeping
Dense
Erect
Horizontal
Irregular
Mounding
Multi-stemmed
Multi-trunked
Open
Oval
Prostrate
Pyramidal
Rounded
Spreading
Vase
Weeping

Salvia rosmarinus: Growth Rate

Slow
Medium
Rapid

Salvia rosmarinus: Maintenance

Low
Medium
High

Salvia rosmarinus: Texture

Fine
Medium
Coarse

Salvia rosmarinus Cultural Conditions

Salvia rosmarinus: Light

Dappled Sunlight (Shade through upper canopy all day)
Deep shade (Less than 2 hours to no direct sunlight)
Full sun (6 or more hours of direct sunlight a day)
Partial Shade (Direct sunlight only part of the day, 2-6 hours)

Salvia rosmarinus: Soil Drainage

Frequent Standing Water
Good Drainage
Moist
Occasional Flooding
Occasionally Dry
Occasionally Wet
Very Dry

Salvia rosmarinus: Available Space To Plant

12 inches-3 feet
12-24 feet
24-60 feet
3 feet-6 feet
6-feet-12 feet
Less than 12 inches
more than 60 feet

Salvia rosmarinus: NC Region

Coastal
Mountains
Piedmont

Salvia rosmarinus: USDA Plant Hardiness Zone

thermostat
10a
thermostat
10b
thermostat
11a
thermostat
11b
thermostat
7a
thermostat
7b
thermostat
8a
thermostat
8b
thermostat
9a
thermostat
9b

Salvia rosmarinus: Soil Texture

Clay
High Organic Matter
Loam (Silt)
Sand
Shallow Rocky

Salvia rosmarinus Stem

Salvia rosmarinus: Stem Is Aromatic

No
Yes

Salvia rosmarinus: Stem Cross Section

Angular
Oval
Round
Square

Salvia rosmarinus Landscape

Salvia rosmarinus: Landscape Theme

Asian Garden
Butterfly Garden
Children's Garden
Cottage Garden
Cutting Garden
Drought Tolerant Garden
Edible Garden
English Garden
Fairy Garden
Garden for the Blind
Native Garden
Nighttime Garden
Pollinator Garden
Rain Garden
Rock Garden
Shade Garden
Water Garden
Winter Garden

Salvia rosmarinus: Design Feature

Accent
Barrier
Border
Flowering Tree
Foundation Planting
Hedge
Mass Planting
Screen/Privacy
Security
Shade Tree
Small groups
Small Tree
Specimen
Street Tree
Understory Tree

Salvia rosmarinus: Resistance To Challenges

Black Walnut
Compaction
Deer
Diseases
Drought
Dry Soil
Erosion
Fire
Foot Traffic
Heat
Heavy Shade
Humidity
Insect Pests
Pollution
Poor Soil
Rabbits
Salt
Slugs
Squirrels
Storm damage
Urban Conditions
Voles
Wet Soil
Wind

Salvia rosmarinus: Landscape Location

Coastal
Container
Hanging Baskets
Houseplants
Lawn
Meadow
Naturalized Area
Near Septic
Patio
Pond
Pool/Hardscape
Recreational Play Area
Riparian
Rock Wall
Slope/Bank
Small Space
Vertical Spaces
Walkways
Woodland

Salvia rosmarinus: Attracts

Bats
Bees
Butterflies
Frogs
Hummingbirds
Moths
Pollinators
Predatory Insects
Reptiles
Small Mammals
Songbirds
Specialized Bees

Salvia rosmarinus: Problems

Allelopathic
Contact Dermatitis
Frequent Disease Problems
Frequent Insect Problems
Invasive Species
Malodorous
Messy
Poisonous to Humans
Problem for Cats
Problem for Children
Problem for Dogs
Problem for Horses
Short-lived
Spines/Thorns
Weak Wood
Weedy