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Choose your climateBased on winter hardiness only.

Perennial · Lamiaceae family

Woodland sage

Salvia nemorosa

Full sun to part shade 1 ft 3¾ in–2 ft 11⅜ in × 11¾ in–1 ft 5¾ in Flowers June–September to −90 °F
Flower colors Click a color

In short a 10-second read

SunFull sun to part shade
Size1 ft 3¾ in–2 ft 11⅜ in
spacing 13¾ in
FlowersJune–September
PlantingApril–May, September
WinterNo winter protection

Where to plant and how much to water

Sun, soil and water.

It grows best in full sun to part shade, in dry to average soil.

Sun

Sun6 hours or more
Part shade3–6 hours
Shadeunder 3 h

Soil

tolerates any pH
acidicneutralalkaline
dry to averageloamysandy

Watering

drought tolerant once establishedless when it rains

Frost

−90 °F
no winter protectiondies back in winter, regrows in spring

How much space it takes

Mature size.

The mature plant next to a person (69 in).

19¾ in3 ft 3⅜ in4 ft 11 in1 ft 3¾ in–2 ft 11⅜ inspread 11¾ in–1 ft 5¾ in
1 ft 3¾ in–2 ft 11⅜ in× spread 11¾ in–1 ft 5¾ in

Plant 13¾ in apart.

Reaches maturity in about 2–5 years. The final size depends on the cultivar and the spot — we give the range from smallest to largest.

Calendar

Through the year.

Typical for a temperate climate (four seasons). The line shows the current month.

The year at a glance

Flowers: JanuaryFlowers: FebruaryFlowers: MarchFlowers: AprilFlowers: MayFlowers: JuneFlowers: JulyFlowers: AugustFlowers: SeptemberFlowers: OctoberFlowers: NovemberFlowers: DecemberPlanting: JanuaryPlanting: FebruaryPlanting: MarchPlanting: AprilPlanting: MayPlanting: JunePlanting: JulyPlanting: AugustPlanting: SeptemberPlanting: OctoberPlanting: NovemberPlanting: DecemberFeeding: JanuaryFeeding: FebruaryFeeding: MarchFeeding: AprilFeeding: MayFeeding: JuneFeeding: JulyFeeding: AugustFeeding: SeptemberFeeding: OctoberFeeding: NovemberFeeding: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
FlowersPlantingFeeding
Now, in October: nothing to do — the next job is in April.
JanFebMarAprMayJunJulAugSepOctNovDec

Flowers

JanFebMarAprMayJunJulAugSepOctNovDec

June–September · purple, blue, pink or white

Planting

JanFebMarAprMayJunJulAugSepOctNovDec

container plant: April–May, September

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

March–May

Feeding

Nutrition.

Light
balanced fertilizercompost or mulch
JanFebMarAprMayJunJulAugSepOctNovDec

Pests and diseases

Common problems and what to do.

The most common problems in Central Europe. Protection is listed from the gentlest option.

High riskMedium riskLow riskRisk for this plant according to the source · no label = no documented level

What you will see

White powdery coating on leaves and stems; leaves curl and dry out.

The source says: it is among the ornamental plants susceptible to powdery mildew.

When to look

From spring onwards

How to protect

  1. Prevention
    • Sunny, airy position; not in a still spot against a wall.
    • Do not overdo nitrogen (lush young leaves are more susceptible).
    • Water at the roots, not on the leaves.
  2. By hand as soon as the first symptoms appearQuickly cut out affected shoots and burn them or take them away (not to the compost).
  3. Gentle spray at the start of infectionSulphur or fatty acids (potassium soap) according to the label.
  4. Chemical — only when nothing else helps only in a heavy attackA product authorized in your country against powdery mildew.
Powdery mildewsdisease · from spring onwardsMedium risk

What you will see

White powdery coating on leaves and stems; leaves curl and dry out.

The source says: it is among the ornamental plants susceptible to powdery mildew.

When to look

From spring onwards

How to protect

  1. Prevention
    • Sunny, airy position; not in a still spot against a wall.
    • Do not overdo nitrogen (lush young leaves are more susceptible).
    • Water at the roots, not on the leaves.
  2. By hand as soon as the first symptoms appearQuickly cut out affected shoots and burn them or take them away (not to the compost).
  3. Gentle spray at the start of infectionSulphur or fatty acids (potassium soap) according to the label.
  4. Chemical — only when nothing else helps only in a heavy attackA product authorized in your country against powdery mildew.
More about this problem

What you will see

Holes in leaves and shiny trails, especially on young shoots in spring.

How to protect

  1. Prevention
    • Water in the morning so the plant dries off by evening.
    • Watch and protect young shoots in spring.
    • Encourage natural enemies (birds, toads, hedgehogs).
  2. By hand damp, mild evenings from spring to fallCollect slugs and snails in the evening by torchlight; traps made of half an orange or containers of beer.
  3. Biological warm, moist soil, spring to early fallPhasmarhabditis hermaphrodita nematodes watered into the soil (effective against slugs, less so against snails).
Slugs and snailspest

What you will see

Holes in leaves and shiny trails, especially on young shoots in spring.

How to protect

  1. Prevention
    • Water in the morning so the plant dries off by evening.
    • Watch and protect young shoots in spring.
    • Encourage natural enemies (birds, toads, hedgehogs).
  2. By hand damp, mild evenings from spring to fallCollect slugs and snails in the evening by torchlight; traps made of half an orange or containers of beer.
  3. Biological warm, moist soil, spring to early fallPhasmarhabditis hermaphrodita nematodes watered into the soil (effective against slugs, less so against snails).
More about this problem

What you will see

Pale dots on leaves, tiny hopping insects on the undersides of leaves.

How to protect

  1. Prevention
    • Regularly check the undersides of leaves.
    • Encourage natural enemies.
  2. By hand when foundA strong jet of water washes off some of the insects.
  3. Gentle spray in a heavy infestationPotassium soap or plant oil according to the label.
Leafhopperspest

What you will see

Pale dots on leaves, tiny hopping insects on the undersides of leaves.

How to protect

  1. Prevention
    • Regularly check the undersides of leaves.
    • Encourage natural enemies.
  2. By hand when foundA strong jet of water washes off some of the insects.
  3. Gentle spray in a heavy infestationPotassium soap or plant oil according to the label.
More about this problem

What you will see

Softening of the crown and roots; the plant wilts and browns despite watering.

How to protect

  1. Prevention
    • Free-draining soil, no waterlogging (especially in winter).
    • Do not plant too deep.
  2. By hand at the first symptomsDig up the affected plant; improve the soil with drainage; do not replant in the same place.
Root and crown rotdisease

What you will see

Softening of the crown and roots; the plant wilts and browns despite watering.

How to protect

  1. Prevention
    • Free-draining soil, no waterlogging (especially in winter).
    • Do not plant too deep.
  2. By hand at the first symptomsDig up the affected plant; improve the soil with drainage; do not replant in the same place.
More about this problem

What you will see

Sudden wilting and yellowing of leaves from the bottom up, especially in hot weather.

When to look

Throughout the year; symptoms can develop rapidly in hot weather

How to protect

  1. Prevention
    • Do not spread soil from affected plants on tools and footwear.
    • Do not plant susceptible species in the same place.
  2. By hand as soon as it is foundDig up and destroy affected plants (not on the compost).
Verticillium wiltdisease · throughout the year; symptoms can develop rapidly in hot weather

What you will see

Sudden wilting and yellowing of leaves from the bottom up, especially in hot weather.

When to look

Throughout the year; symptoms can develop rapidly in hot weather

How to protect

  1. Prevention
    • Do not spread soil from affected plants on tools and footwear.
    • Do not plant susceptible species in the same place.
  2. By hand as soon as it is foundDig up and destroy affected plants (not on the compost).
More about this problem
Sources (7)

Frequently asked

Quick answers.

When does woodland sage flower?

In June–September; the flowers are purple, blue, pink or white.

Does woodland sage tolerate shade?

It tolerates part shade (3–6 hours of sun), but not full shade.

How much space does woodland sage need?

At maturity 11¾ in–1 ft 5¾ in wide and 1 ft 3¾ in–2 ft 11⅜ in tall; recommended spacing 13¾ in.

Slugs and snails — what can you do?

Water in the morning so the plant dries off by evening. Collect slugs and snails in the evening by torchlight; traps made of half an orange or containers of beer.

Leafhoppers — what can you do?

Regularly check the undersides of leaves. A strong jet of water washes off some of the insects.

Sources (20) Checked 24 October 2026

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