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Herbaceous PerennialBogs

Gratiola officinalis

gratiole

A rhizomatous perennial to 40cm tall forming clumps of upright stems bearing linear to lance-shaped leaves with toothed margins and small, white summer flowers

Other common names
hedge hyssop
hyssop
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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Clay
Loam
Sand
Moisture
Poorly–drained, Moist but well–drained
pH
Alkaline, Neutral, Acid
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer White Green
Autumn Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

East–facing or South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H5
Botanical details
Family
Plantaginaceae
Native to the UK
No
Foliage
Deciduous
Habit
Clump forming
Name status

Correct

How to grow

Cultivation

Grow in moisture-retentive soil in full sun or partial shade; suited to boggy conditions and for pond margins

Propagation

Propagate by seed or by division

Suggested planting locations and garden types
  • Cottage and informal garden
  • Wildlife gardens
  • Flower borders and beds
Pruning

Cut back after leaves have died down in autumn

Pests

Generally pest-free

Diseases

Generally disease-free

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