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Plant care

Caradonna Salvia (Caradonna wood sage) care

Salvia nemorosa 'Caradonna'

Also called Caradonna wood sage, Woodland sage.

RHS H7USDA 4-8Pet-safeIndoor 45-60 cm tall and 30-45 cm wide.

Watering rhythm

Direct sun (at least 4-6 hours)

When the top 3-5 cm of soil is dry, about weekly until established

Light

Direct sun (at least 4-6 hours)

Soil

Average, well-draining soil

Humidity

40-60%

Temp

-34 to 30°C

Pet safety

Pet-safe

Mature size

45-60 cm tall and 30-45 cm wide.

Care at a glance

Light

Caradonna Salvia needs sun on the leaves, not just bright ambient room light. Full sun for the densest, most upright flower spikes. It tolerates a little afternoon shade but tends to flop and bloom less in shadier spots. At least six hours of direct sun is ideal. A south or west-facing windowsill in the northern hemisphere is the default; anywhere else, expect the plant to stretch and pale out within a season.

Watering

Water caradonna salvia when the top 3-5 cm of soil is dry, about weekly until established. The actual day count varies with pot size, light, and season — the finger test (or lifting the pot to feel its weight) is more reliable than a fixed calendar. Empty any drainage saucer afterwards so the pot isn't sitting in water. Water regularly during the first season to establish, then sparingly, as it is distinctly drought-tolerant once mature. Avoid overwatering and soggy soil, which cause rot; let the soil dry between waterings.

Soil and pot

Caradonna Salvia grows best in average, well-draining soil. Prefers light, well-draining soil and tolerates poor and dry ground. Neutral to slightly alkaline pH suits it. Sharp drainage, especially in winter, is essential, as heavy wet soil rots the crown. A pot with a working drainage hole is non-negotiable for this species — even free-draining mix will turn soggy in a closed planter. If you love the look of a decorative pot without a hole, use it as a cachepot around an inner nursery pot you can lift out to water.

Humidity and temperature

Caradonna Salvia sits happiest at around 40-60% humidity and -34 to 30°C (-30 to 86°F). A hardy Mediterranean-type perennial indifferent to humidity and happiest in dry, airy conditions. Good air circulation helps prevent occasional powdery mildew in humid weather. If you keep the room above year-round and avoid placing the plant near a cold draught, a hot radiator, or an air-conditioning vent, you have already handled the two biggest indoor stressors.

Fertilising

Feed caradonna salvia sparingly. Low feeding needs; a light spring application of compost or balanced slow-release fertiliser is plenty. Over-feeding, especially with nitrogen, produces floppy, leafy growth and fewer flowers. It thrives in lean soil with minimal feeding. Skip fertiliser entirely on a stressed, recently-repotted, or actively wilting plant — fertiliser salts make damage worse, not better. Wait for a round of healthy new growth before resuming a feeding rhythm.

Common problems

Below are the issues we see most often on caradonna salvia in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Flopping after the first flushStems can splay open, especially in rich soil or shade. Grow in full sun and lean soil; shear back spent spikes to encourage a tidy rebloom.
  • Fewer reblooms without deadheadingSpent flower spikes slow further flowering. Cut back faded spikes promptly to prompt a second, lighter flush later in summer.
  • Crown rot in wet soilHeavy, waterlogged winter soil rots the crown. Plant in sharply drained ground and avoid overwatering, particularly in clay.
  • Powdery mildewOccasional in humid, crowded conditions. Space plants for airflow and avoid wetting the foliage to keep leaves clean.

Propagation

Propagate by division in spring or autumn every few years to maintain vigour, or by softwood basal cuttings in late spring. Cutting or division keeps the named selection true to type; seed of cultivars is variable and not recommended for matching 'Caradonna'. Propagation is the cheapest, most satisfying way to expand a collection — and it doubles as insurance against losing a mature plant to an accident. Take a backup cutting once the parent is established and healthy.

Toxicity to pets

Caradonna Salvia is pet-safe. The ASPCA lists Sage (Salvia officinalis) as non-toxic to cats, dogs and horses, and the Salvia genus is generally regarded as non-toxic. 'Caradonna' (Salvia nemorosa) is an ornamental relative not individually listed by the ASPCA but shares this non-toxic genus profile; as with any plant, eating large amounts may cause mild stomach upset, so casual nibbling is not a concern. If you keep cats, dogs, or curious children in the house, weigh placement carefully — a high shelf or a hanging planter is enough for casual safety. For severe ingestion incidents, call your local vet and the ASPCA Animal Poison Control Center (in the US, 888-426-4435).

Pet-safety status is sourced from the ASPCA Toxic and Non-Toxic Plant List, which catalogues the most-asked-about plants for cats, dogs, and horses.

Caradonna Salvia care — frequently asked questions

What is the common name for Salvia nemorosa 'Caradonna'?

Salvia nemorosa 'Caradonna' is most commonly called Caradonna Salvia, but it is also known as Caradonna wood sage, Woodland sage. The names refer to the same species, so care instructions for Caradonna Salvia apply identically to anything sold as Caradonna wood sage.

How much light does caradonna salvia need?

Caradonna Salvia grows best in direct sun (at least 4-6 hours). Full sun for the densest, most upright flower spikes. It tolerates a little afternoon shade but tends to flop and bloom less in shadier spots. At least six hours of direct sun is ideal.

How often should I water caradonna salvia?

Water caradonna salvia when the top 3-5 cm of soil is dry, about weekly until established. Water regularly during the first season to establish, then sparingly, as it is distinctly drought-tolerant once mature. Avoid overwatering and soggy soil, which cause rot; let the soil dry between waterings. The finger-test (or lifting the pot to feel its weight) beats a fixed weekly calendar because pot size, light, and season all change how fast the soil dries.

Is caradonna salvia toxic to cats and dogs?

Caradonna Salvia is pet-safe. The ASPCA lists Sage (Salvia officinalis) as non-toxic to cats, dogs and horses, and the Salvia genus is generally regarded as non-toxic. 'Caradonna' (Salvia nemorosa) is an ornamental relative not individually listed by the ASPCA but shares this non-toxic genus profile; as with any plant, eating large amounts may cause mild stomach upset, so casual nibbling is not a concern.

What USDA hardiness zone does caradonna salvia grow in?

Caradonna Salvia is rated for USDA zone 4-8 and RHS hardiness H7. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Caradonna Salvia deep-dive guides

Every aspect of caradonna salvia care, each with its own calibrated guide:

Featured in these plant shortlists

Caradonna Salvia qualifies for 10 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

Caradonna Salvia is also commonly called Caradonna wood sage or Woodland sage.