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Meadow sage 'Caradonna'

Salvia nemorosa 'Caradonna' · Lamiaceae Popular

Meadow sage 'Caradonna' (Salvia nemorosa 'Caradonna') in flower
Photo: Krzysztof Ziarnek, Kenraiz, via Wikimedia Commons (CC BY-SA 4.0)

Violet-blue flowers on striking, near-black stems that stand perfectly upright. The dark stems stay decorative after the flowers fade.

Size
24 in tall, 18 in wide
Zones
4 to 8
Light
Full sun
Flowers
Late May to mid July
Pets
No toxicity recorded
Job in a bed
Accent

A bed built around meadow sage 'Caradonna'

The planner designed this bed around meadow sage 'Caradonna' when this page was made: a 12 × 6 ft (3.7 × 1.8 m) cottage garden in zone 6, full sun. It chose the other plants from the 966 that suit those conditions, and says below why meadow sage 'Caradonna' stands where it does.

A 12 × 6 ft (3.7 × 1.8 m) bed at eye level in late June: Meadow sage 'Caradonna', Creeping phlox 'Emerald Blue', Winter heath, Swamp milkweed 'Ice Ballet', Gloriosa daisy 'Indian Summer', Silver sage, Ornamental onion 'Purple Sensation', Schubert's allium.
A 12 × 6 ft (3.7 × 1.8 m) cottage garden in zone 6, full sun, seen from the path in late June.
4. Swamp milkweed 'Ice Ballet'44. Swamp milkweed 'Ice Ballet'44. Swamp milkweed 'Ice Ballet'45. Gloriosa daisy 'Indian Summer'55. Gloriosa daisy 'Indian Summer'55. Gloriosa daisy 'Indian Summer'56. Silver sage63. Winter heath33. Winter heath33. Winter heath32. Creeping phlox 'Emerald Blue'22. Creeping phlox 'Emerald Blue'22. Creeping phlox 'Emerald Blue'25. Gloriosa daisy 'Indian Summer'55. Gloriosa daisy 'Indian Summer'55. Gloriosa daisy 'Indian Summer'55. Gloriosa daisy 'Indian Summer'55. Gloriosa daisy 'Indian Summer'51. Meadow sage 'Caradonna'11. Meadow sage 'Caradonna'11. Meadow sage 'Caradonna'18. Schubert's allium88. Schubert's allium88. Schubert's allium87. Ornamental onion 'Purple Sensation'77. Ornamental onion 'Purple Sensation'77. Ornamental onion 'Purple Sensation'77. Ornamental onion 'Purple Sensation'77. Ornamental onion 'Purple Sensation'7
From above, to scale. Each circle is one plant, as wide as the room it needs.

The plants

  1. 2 Creeping phlox 'Emerald Blue' × 3, blue
  2. 3 Winter heath × 3, pink
  3. 4 Swamp milkweed 'Ice Ballet' × 3, white
  4. 5 Gloriosa daisy 'Indian Summer' × 8, yellow
  5. 6 Silver sage × 1, silver leaves
  6. 7 Ornamental onion 'Purple Sensation' × 5, purple
  7. 8 Schubert's allium × 3, pink

Why this plant

  • The only spires. The others are open bowls, bells, flat plates and others. Shape reads at a distance, where colours blur.

Why here

  • In the middle. At 24 in it is the step between silver sage (12 in) in front and gloriosa daisy 'Indian Summer' (3 ft) behind: each is seen over the one before.
  • 3 plants in 3 places. An accent is a punctuation mark: the repeat along the bed gives it rhythm.

Why now

  • In flower for 7 weeks. From late May to mid July.
  • Fills a gap. For one of those weeks nothing else on the plan is in flower.

Planned as a cottage garden: 21 of the 21 plants (100%), bulbs aside, stand alone or in groups of no more than five, small enough for the kinds to mingle. The flowers run from late January to early October: 37 weeks in all. The longest in flower is gloriosa daisy 'Indian Summer': 14 weeks, from early July to early October.

The planner's own design check: 12 Excellent, 5 Good. It flags one thing to watch: Nothing on this plan is highly poisonous or an aggressive spreader.

Open this bed in the planner Change its size, the sun or the style, move plants about, or swap one for another.

Where meadow sage 'Caradonna' goes in a border

At 24 in it belongs in the middle of a bed. In the planner's ten height classes it is medium short (18 to 24 in).

Its job: accent. An upright plant used singly, like a punctuation mark, and repeated at intervals to give the bed rhythm.

The most vertical of the meadow sages; the black stems add depth to the colour. Lovely against the flat yellow heads of yarrow.

  • Narrow, dark verticals
  • Contrast with silver and yellow
  • Low-maintenance borders

What to plant with meadow sage 'Caradonna'

Plants recorded as good partners for it, and what each pairing does:

  • Yarrow 'Moonshine': purple against yellow, opposite each other on the colour wheel, in flower together for five weeks.
  • Lamb's ear: its silver leaves are a setting for the flowers, before and after; bold leaves against its medium ones; a low mound at the foot of its spires.
  • Cranesbill 'Rozanne': in flower together for six weeks, from early June; a low mound at the foot of its spires.

Choosing between it and a look-alike? Catmint 'Walker's Low' vs Meadow sage 'Caradonna' and Salvia 'May Night' vs Meadow sage 'Caradonna'.

Questions about meadow sage 'Caradonna'

Does meadow sage 'Caradonna' need sun or shade?

Meadow sage 'Caradonna' grows in full sun (6 or more hours of direct sun a day).

It wants ordinary well-drained soil, of average fertility, and little watering once settled. Once settled in, it stands drought.

What zones does meadow sage 'Caradonna' grow in?

USDA zones 4 to 8. It is hardy to zone 4, which means it survives winter nights down to about −20 °F (−29 °C).

Above zone 8 it struggles: the zones measure winter cold, but a plant's top zone usually means the summers are too hot or the winters too mild for it to rest.

Gardening in Canada? Use the USDA zone for your town: Canada's own zone map uses different numbers.

When does meadow sage 'Caradonna' flower in my zone?

In zone 5 it flowers late May to mid July. As a spring flower it moves about a week for every zone: earlier where it is warmer, later where it is colder.

Roughly when meadow sage 'Caradonna' is in flower
Zone 4Early June to mid July
Zone 5Late May to mid July
Zone 6Late May to mid July
Zone 7Mid May to early July
Zone 8Early May to early July

Worked out from Hopkins' bioclimatic law: spring arrives about four days later for each degree of latitude north, and one zone is roughly two degrees. A warm spring or a cold one moves any garden two weeks either way.

How far apart should meadow sage 'Caradonna' be planted?

18 in (45 cm) apart, from the middle of one plant to the middle of the next. That is about its full width, so each plant keeps its own outline.

It grows 24 in (60 cm) tall. Give it the full distance from anything taller, or it will lean out towards the light.

How many meadow sage 'Caradonna' plants do I need?

At 18 in apart, set out in staggered rows:

  • 5 to fill 10 square feet (about 1 m²)
  • 7 for a single row 10 ft (3 m) long
  • 17 to fill a 4 × 8 ft bed on its own

In a mixed border, plant it as one at a time, repeated along the bed at intervals; a slender one reads better as a clump of three.

In the bed above, the planner used three in three groups.

Is meadow sage 'Caradonna' poisonous to dogs and cats?

No toxicity is recorded for dogs, cats, horses or people, according to NC State Extension.

"Not toxic" is not "edible": a pet that eats a lot of any plant can be sick.

Is there a native plant like meadow sage 'Caradonna'?

Meadow sage 'Caradonna' comes from Europe and west-central Asia. These North American natives come closest to doing its job:

  • Blazing star 'Kobold': the same job in a bed and the same colour; 4 in narrower, flowers early July to early August.
  • Lupine: the same job in a bed, the same flowering time and the same colour; belongs at the back, not in the middle, 16 in taller.

Matched the way the planner's Swap button matches plants: the same job in a bed, then size, then flowering time.

Do deer eat meadow sage 'Caradonna'?

Mostly not. NC State lists it as resistant to deer and rabbits. No plant is proof against a hungry deer in a hard winter, but this one is low on the menu.

What flowers after meadow sage 'Caradonna'?

Meadow sage 'Caradonna' is over by mid July. These start as it finishes and carry the same spot on, so it never goes flat:

  • Lilyturf: from early August to mid September, 16 in tall, to stand in front of it and cover its fading stems.
  • Black-eyed Susan: from mid July to mid September, 24 in tall.
  • Ornamental onion 'Millenium': from mid July to late August, 18 in tall, to stand in front of it and cover its fading stems.

What does meadow sage 'Caradonna' look like in winter?

Meadow sage 'Caradonna' dies down, but leave the stems standing: the seed heads stand through the winter, and songbirds eat the seed. Cut them down in early spring, before the new shoots come.

Is meadow sage 'Caradonna' good for bees and butterflies?

Meadow sage 'Caradonna' is visited by bees, butterflies, hummingbirds and songbirds.

More Salvia

In these guides

Zone guides: Zone 4 · Zone 5 · Zone 6 · Zone 7 · Zone 8

In flower in: May · June · July

Every fact on record

Type
Perennial
Size
24 in (60 cm) tall, 18 in (45 cm) wide
Plant
18 in (45 cm) apart
Height class
Medium short (18 to 24 in)
Place in the bed
Middle
Flowers
Late May to mid July; upright spires; purple
Leaves
Medium texture, herbaceous; green
Shape
Upright, clumping
Hardy in
USDA zones 4 to 8
Light
Full sun
Soil
Average, well-drained
Water
Low
Feeding
None needed
Family
Lamiaceae
Comes from
Europe and west-central Asia
Attracts
Bees, butterflies, hummingbirds, songbirds
Stands up to
Deer, rabbits, drought, pollution

Checked against NC State Extension. Flowering times are for zone 5: later in colder zones, earlier in warmer ones. Toxicity and spread information is a general gardening guide, not veterinary or medical advice, and invasive status varies by region. If a person or pet eats a plant, contact poison control or a vet. Check your local invasive species list before planting anything with a spread warning.