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Wood sage 'East Friesland'

Salvia nemorosa 'Ostfriesland' · Lamiaceae

Wood sage 'East Friesland' (Salvia nemorosa 'Ostfriesland') in flower
Photo: Rob Hille, via Wikimedia Commons (Public domain)

Stiff, upright spikes of deep violet-purple in red-purple bracts, on a neat, compact plant.

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

A bed built around wood sage 'East Friesland'

The planner designed this bed around wood sage 'East Friesland' 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 wood sage 'East Friesland' stands where it does.

A 12 × 6 ft (3.7 × 1.8 m) bed at eye level in late June: Wood sage 'East Friesland', Creeping phlox 'Emerald Blue', Winter heath, Swamp milkweed 'Ice Ballet', Gloriosa daisy 'Indian Summer', Silver sage, Ornamental onion 'Purple Sensation', Star of Persia.
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'57. Ornamental onion 'Purple Sensation'77. Ornamental onion 'Purple Sensation'77. Ornamental onion 'Purple Sensation'78. Star of Persia88. Star of Persia88. Star of Persia81. Wood sage 'East Friesland'11. Wood sage 'East Friesland'11. Wood sage 'East Friesland'12. Creeping phlox 'Emerald Blue'22. Creeping phlox 'Emerald Blue'27. Ornamental onion 'Purple Sensation'78. Star of Persia88. Star of Persia87. 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' × 5, 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 Star of Persia × 5, purple

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 18 in it is the step between winter heath (10 in) in front and gloriosa daisy 'Indian Summer' (3 ft) behind: each is seen over the one before.
  • 3 plants in one group. Massed, one kind reads as a single shape. Scattered, it would look spotty.

Why now

  • In flower for 9 weeks. From late May to late July.
  • Fills a gap. For one of those weeks nothing else on the plan is in flower.

Planned as a cottage garden: 23 of the 23 plants (100%), bulbs aside, stand alone or in groups of no more than five, small enough for the kinds to mingle. The most in flower at one time is 3 kinds, from late May. The bed is balanced: the left half carries 53% of the visual weight and the right half 47%.

The planner's own design check: 13 Excellent, 4 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 wood sage 'East Friesland' goes in a border

At 18 in it belongs at the front of a bed. In the planner's ten height classes it is short (12 to 18 in).

Its job: drift. Planted in a small group of three or five, and repeated further along in the other number.

A classic from the German nurseryman Ernst Pagels, shorter than 'Caradonna' and very uniform, which suits a formal edging or a repeated group.

  • Edging and repeated groups
  • Purple spires in early summer
  • Bees and butterflies

What to plant with wood sage 'East Friesland'

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 seven weeks.
  • Catmint 'Walker's Low': in flower together for nine weeks, from late May; a low mound at the foot of its spires.
  • Shasta daisy 'Snowcap': in flower together for six weeks, from late June; a low mound at the foot of its spires.

Questions about wood sage 'East Friesland'

Does wood sage 'East Friesland' need sun or shade?

Wood sage 'East Friesland' 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 wood sage 'East Friesland' 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 wood sage 'East Friesland' flower in my zone?

In zone 5 it flowers late May to late 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 wood sage 'East Friesland' is in flower
Zone 4Early June to early August
Zone 5Late May to late July
Zone 6Late May to late July
Zone 7Mid May to mid July
Zone 8Early May to mid 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 wood sage 'East Friesland' be planted?

16 in (40 cm) apart, from the middle of one plant to the middle of the next. That is a little closer than its full width of 18 in (45 cm), so a group knits into one patch.

It grows 18 in (45 cm) tall. Give it the full distance from anything taller, or it will lean out towards the light.

How many wood sage 'East Friesland' plants do I need?

At 16 in apart, set out in staggered rows:

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

In a mixed border, plant it as a group of three or five, with a second group further along in the other number.

In the bed above, the planner used three in one group.

Is wood sage 'East Friesland' 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 wood sage 'East Friesland'?

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

  • Stokes' aster: the same job in a bed, the same size and the same colour; flowers late June to mid August.
  • Sundrops 'Fireworks': the same job in a bed, the same size and the same flowering time; yellow, not purple.

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

Do deer eat wood sage 'East Friesland'?

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 wood sage 'East Friesland'?

Wood sage 'East Friesland' is over by late July. These start as it finishes and carry the same spot on, so it never goes flat:

What does wood sage 'East Friesland' look like in winter?

Wood sage 'East Friesland' 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 wood sage 'East Friesland' good for bees and butterflies?

Wood sage 'East Friesland' 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
18 in (45 cm) tall, 18 in (45 cm) wide
Plant
16 in (40 cm) apart
Height class
Short (12 to 18 in)
Place in the bed
Front
Flowers
Late May to late July; upright spires; purple
Leaves
Medium texture, herbaceous; green
Shape
Mounding, 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 and VASCAN (plants of Canada). 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.