Deno’s Garden

Asperula orientalis

Genus Asperula

This source reports 6 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

Start around March 15, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 21 days to germinate.

88% germination in 21 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Asperula p. 104Public domain
Show the original text
Asperula (Rubiaceae). Larger samples are needed. A. orientalis germ. 70(5/10 in 2-6 d) and 40(7/8 in 3rd w). A second sample germ. 70 GA-3(12% in 2nd w), 70D(6%), and 40(none). A. pontiOa germ. 70(1/10 on 7th w) and 40(1/10 on 11th w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Asperula p. 104. 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 Moderate Rated by us, not by the source.

Start around March 30, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Then 6 days to germinate.

50% germination in 2–6 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Asperula p. 104Public domain
Show the original text
Asperula (Rubiaceae). Larger samples are needed. A. orientalis germ. 70(5/10 in 2-6 d) and 40(7/8 in 3rd w). A second sample germ. 70 GA-3(12% in 2nd w), 70D(6%), and 40(none). A. pontiOa germ. 70(1/10 on 7th w) and 40(1/10 on 11th w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Asperula p. 104. 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 High Rated by us, not by the source.

Start around March 22, 2027 for a May 3 last frost.

  1. Gibberellic acid soak

  2. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Then 14 days to germinate.

12% germination in 14 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Asperula p. 104Public domain
Show the original text
Asperula (Rubiaceae). Larger samples are needed. A. orientalis germ. 70(5/10 in 2-6 d) and 40(7/8 in 3rd w). A second sample germ. 70 GA-3(12% in 2nd w), 70D(6%), and 40(none). A. pontiOa germ. 70(1/10 on 7th w) and 40(1/10 on 11th w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Asperula p. 104. 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 4

DerivedN. C. Deno, 1993

Difficulty High Rated by us, not by the source.

Start around January 18, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 77 days to germinate.

10% germination in 77 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Asperula p. 104Public domain
Show the original text
Asperula (Rubiaceae). Larger samples are needed. A. orientalis germ. 70(5/10 in 2-6 d) and 40(7/8 in 3rd w). A second sample germ. 70 GA-3(12% in 2nd w), 70D(6%), and 40(none). A. pontiOa germ. 70(1/10 on 7th w) and 40(1/10 on 11th w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Asperula p. 104. 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 5

DerivedN. C. Deno, 1993

Difficulty High Rated by us, not by the source.

Start around February 15, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Then 49 days to germinate.

10% germination in 49 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Asperula p. 104Public domain
Show the original text
Asperula (Rubiaceae). Larger samples are needed. A. orientalis germ. 70(5/10 in 2-6 d) and 40(7/8 in 3rd w). A second sample germ. 70 GA-3(12% in 2nd w), 70D(6%), and 40(none). A. pontiOa germ. 70(1/10 on 7th w) and 40(1/10 on 11th w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Asperula p. 104. 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 6

DerivedN. C. Deno, 1993

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

Start around March 15, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Germination time not stated; 21 days assumed.

6% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Asperula p. 104Public domain
Show the original text
Asperula (Rubiaceae). Larger samples are needed. A. orientalis germ. 70(5/10 in 2-6 d) and 40(7/8 in 3rd w). A second sample germ. 70 GA-3(12% in 2nd w), 70D(6%), and 40(none). A. pontiOa germ. 70(1/10 on 7th w) and 40(1/10 on 11th w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Asperula p. 104. 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.