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Dianthus gratianopolitanus

Cheddar Pink

Family CaryophyllaceaeGenus Dianthus

Pale pink flowers with finely fringed petals, scattered over a mat of narrow blue-green leaves
FlowerKurt Stüber [1]CC BY-SA 3.0

About the plant

What it is and where it grows — not part of any germination protocol.

The plant

Habit
Ground Cover, Herbaceous PerennialExtension Gardener Plant Toolbox
Habit
subshrubPlants of the World Online
Height
0.5-1 ft15-30 cmExtension Gardener Plant Toolbox
Spread
1-2 ft30-60 cmExtension Gardener Plant Toolbox
Flower
Pink, Purple/Lavender, Red/Burgundy, WhiteExtension Gardener Plant Toolbox
Blooms
SpringExtension Gardener Plant Toolbox
Native range
Belgium, Czechia-Slovakia, France, Germany, Great Britain, Poland and elsewhereGBIF Backbone Taxonomy
Hardiness zones
4-8Extension Gardener Plant Toolbox

Growing conditions

Sun
Full sunExtension Gardener Plant Toolbox
Soil
High Organic Matter, Loam (Silt), SandExtension Gardener Plant Toolbox
Soil pH
Alkaline (>8.0), Neutral (6.0-8.0)Extension Gardener Plant Toolbox
Moisture
Good Drainage, Occasionally DryExtension Gardener Plant Toolbox

Toxicity is noted only where a source states it. No note here is not a finding of safety.

Sources: Extension Gardener Plant Toolbox — NC State Extension; Plants of the World Online — Royal Botanic Gardens, Kew; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

Worth knowing

  • Gratianopolitanus comes from Gratianopolis, the Roman name for Grenoble, and the Cheddar pink is named for Cheddar Gorge in England, where it grows wild. It became a protected species in the UK in 1975. Wikipedia: Dianthus gratianopolitanus

Protocol

DerivedN. C. Deno, 1998

Difficulty Low Rated by us, not by the source.

  1. Dry storage

    Duration: 365 daysTemperature: 70°F 21°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

about 12 months from start to sowing. Then 9 days to germinate.

100% germination in 4–9 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Dianthus p. 29Public domain
Show the original text
Dianthus (Caryophyllaceae). • D. gratianopolitanus germ. 70D(100% in 4-9 d) and 90% in 2-4 d after 1 y DS.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Dianthus p. 29. Quoted exactly. Every value on this card comes from this record, except the difficulty rating, which is ours; the step names come from a fixed list.

How each step is done, in Deno’s words, and what Verified and Derived mean.

Germination trials

Readers’ own records of sowing this species, published after review. Share your trial · All trials

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