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Plant guide

Sage.

Salvia officinalis

Pronounced SAL-vee-uh oh-fiss-ih-NAH-liss

Also known as Common Sage, Culinary Sage, Golden Sage, Kitchen sage, Sage

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Salvia officinalis
Photo by rolymoly (CC0) via gbif

Sage is a hardy, fragrant perennial herb that is a staple in many kitchen gardens. It features beautiful, textured foliage and is quite resilient once established. You will love how it adds both flavor to your cooking and charm to your garden beds.

Another photo of Sage
Photo by Vasco Henrique Oliveira Fonseca (CC BY) via iNaturalist

At a glance

Care level
Easy
Plant type
Perennial herb
Light
Full sun
Indoor light
Direct sun
Water
Every 7 to 14 days
Mature size
2 to 3 feet tall
Growth rate
Medium
Hardiness
USDA 4 to 9
Bloom time
Late spring to early summer

Care

Plant your sage in well-draining soil and make sure it gets plenty of airflow to prevent fungal issues. Watch for yellowing leaves, which often signal that the soil is staying too wet. It thrives when you let the soil dry out significantly between waterings.

Watering
Allow the top few inches of soil to dry out completely before watering again.
Feeding
Apply a balanced, water-soluble fertilizer sparingly during the active growing season.
Pruning
Trim back woody stems in early spring to encourage fresh, bushy growth.
Repotting
Repot only when the roots have filled the container or the plant becomes top-heavy.
Soil
Sandy, well-draining soil
Soil pH
6.0 to 7.0
Temperature
-15 to 35°C
Humidity
20 to 50%
Drought tolerance
High
Lifespan
Perennial, typically 3 to 5 years
Fragrance
Strong
Deer and rabbits
High

Signs it needs repotting

  • Roots growing out of the drainage holes.
  • Water running straight through the soil without soaking in.
  • Stunted growth during the active season.

Safety

People
It is non-toxic to humans when consumed in normal culinary quantities.
Pets
Sage is generally considered non-toxic to cats and dogs.
Children
There are no specific safety concerns for children, though the stems can be slightly woody.
Contact allergens
Some individuals may experience mild skin irritation from the essential oils.
Airborne allergens
The pollen can cause mild reactions in sensitive individuals during the flowering season.
Edibility
Common sage is generally safe in culinary amounts, but excessive consumption of concentrated oils can be harmful.

How to identify it

  • Grayish green, pebbly textured leaves
  • Soft, woolly leaf surface
  • Square stems typical of mint family
  • Small, tubular purple or blue flowers
Height
0.45 to 0.75m
Spread
0.45 to 0.9m
Leaves
gray-green, evergreen
Flowers
purple, blue, white, 1 to 2cm

Problems to watch for

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    Growing it

    Propagation
    cuttings, seed, division
    When to plant
    spring, autumn
    Overwintering
    Cut back dead growth in late autumn and provide a light mulch if you live in a very cold climate to protect the roots.
    In containers
    It grows well in pots provided the container has excellent drainage and is at least 30 cm wide.

    Stem cuttings

    1. 1. Take a 10 cm cutting from a non-flowering stem.
    2. 2. Remove the lower leaves.
    3. 3. Place in moist, well-draining potting mix.
    4. 4. Keep in bright, indirect light until rooted.

    Plant sage with other Mediterranean herbs to create a low water, high sun garden bed.

    Grows well with

    • Rosemary · They share similar soil and water requirements.
    • Thyme · Both are Mediterranean herbs that thrive in the same sunny conditions.

    Keep away from

    • Cucumber · They have conflicting water and soil needs that make them poor neighbors.

    Similar species

    • Clary Sage · It is a larger relative often grown for its aromatic foliage and flowers.

    Science

    Family
    Lamiaceae
    Genus
    Salvia
    Order
    Lamiales
    Class
    Magnoliopsida
    Native range
    Mediterranean region
    Conservation
    It is not of conservation concern as it is widely cultivated and stable in the wild.

    It grows in dry, rocky soils where its drought tolerance allows it to thrive in harsh conditions.

    Value to wildlife
    nectar source
    Pollinators
    bees, butterflies
    Uses
    culinary herb, ornamental border, pollinator garden

    Through the year

    JFMAMJJASOND
    Flowering
    Fruiting
    Foliage

    Ecological indicators

    Salinity
    2/9
    Soil reaction
    7/9
    Light
    8/9
    Temperature
    6/9
    Moisture
    3/9
    Nutrients
    4/9

    Taxonomy resolved against GBIF.

    Questions people ask

    Does sage need full sun?
    Yes, it thrives in full sun for at least six hours a day.
    How often should I prune it?
    Prune it lightly in early spring to keep the plant from becoming too woody.

    Where the name comes from

    The genus name Salvia derives from the Latin salvere, meaning to save, while officinalis indicates its historical use in medicine.

    Good to know

    • The name comes from the Latin word salvere, which means to be saved or healthy.
    • It was once considered a sacred herb by the Romans.
    • Sage is a member of the mint family.
    • It is a classic ingredient in poultry stuffing.

    Also in

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    This guide was generated with AI on and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.