Deno’s GardenMy Garden

Asarina procumbens

Creeping Snapdragon · Snapdragon Vine · Trailing Snapdragon

Family PlantaginaceaeGenus Asarina

A low sprawling mat of small gray-green lobed leaves with pale cream snapdragon flowers, spreading over broken rock
The whole plantJohn Kenrick GibsonCC0

About the plant

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

Habit
subshrubPlants of the World Online
Flower
CreamRead from the photograph on this page
Native range
France, SpainGBIF 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; Read from the photograph on this page — Deno's Garden; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

Worth knowing

  • The trailing snapdragon is the only species in its genus. North American plants once placed in Asarina have been moved to other genera. Wikipedia: Asarina

This source reports three treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Moderate 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: light

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

54% germination in 14–28 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Asarina p. 102Public domain
Show the original text
Asarina (Scrophulariaceae). A. procumbens germ. 70L(54% in 2-4 w), 40- 70L(15%), and none in 701), 40-701), or outdoor treatment. Light is required and 3 m at 40 is detrimental.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Asarina p. 102. 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, 1993

Difficulty High Rated by us, not by the source.

Start around December 15, 2026 for a May 3 last frost.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: light

about 3 months from start to step 2. Germination happens during step 2; time not stated, 21 days assumed.

15% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Asarina p. 102Public domain
Show the original text
Asarina (Scrophulariaceae). A. procumbens germ. 70L(54% in 2-4 w), 40- 70L(15%), and none in 701), 40-701), or outdoor treatment. Light is required and 3 m at 40 is detrimental.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Asarina p. 102. 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 3

DerivedN. C. Deno, 1993

Difficulty Very high Rated by us, not by the source.

  1. Sow outdoors and leave it

    Nothing germinated outdoors.

No stated waiting before sowing.

0% germination.

This source doesn't state how long step 1 lasts.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Asarina p. 102Public domain
Show the original text
Asarina (Scrophulariaceae). A. procumbens germ. 70L(54% in 2-4 w), 40- 70L(15%), and none in 701), 40-701), or outdoor treatment. Light is required and 3 m at 40 is detrimental.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Asarina p. 102. 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

Add to My Garden

View species page