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Spergularia rubra

Purple-sandwort · Red Sand Spurrey · Red Sandspurry

Family CaryophyllaceaeGenus Spergularia

A five-petalled pink flower with a green center and yellow anthers, lying on weathered gray wood beside its narrow leaves.
FlowerRasbakCC BY-SA 3.0

About the plant

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

Habit
annual or perennialPlants of the World Online
Habit
Annual, Perennial, Forb/herbPLANTS Database
Flower
PinkFlora of North America
Native range
Afghanistan, Albania, Algeria, Amur, Austria, Baleares and elsewhereGBIF Backbone Taxonomy

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

Sources: Plants of the World Online — Royal Botanic Gardens, Kew; PLANTS Database — USDA NRCS; Flora of North America — Flora of North America Editorial Committee; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

Worth knowing

  • Red sandspurry, native to Europe, Asia and North Africa, has been introduced to the Americas and Australia and is a common weed in many areas. Wikipedia: Spergularia rubra

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1998

Difficulty Low Rated by us, not by the source.

Start around March 25, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 11 days to germinate.

93% germination in 2–11 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Spergularia p. 62Public domain
Show the original text
Spergularia (Caryophyllaceae). ' S. rubra germ. 70D(15% in 1-4 w) and 70L(93% in 2-11 d). Seeds DS 1 y germ. about the same showing no disappearance of the light requirement.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Spergularia p. 62. 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.

Protocol 2

DerivedN. C. Deno, 1998

Difficulty High Rated by us, not by the source.

Start around March 8, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 28 days to germinate.

15% germination in 7–28 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Spergularia p. 62Public domain
Show the original text
Spergularia (Caryophyllaceae). ' S. rubra germ. 70D(15% in 1-4 w) and 70L(93% in 2-11 d). Seeds DS 1 y germ. about the same showing no disappearance of the light requirement.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Spergularia p. 62. 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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