Deno’s Garden

Vitis vinifera

Genus Vitis

This source reports 5 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Moderate Rated by us, not by the source.

Start around October 4, 2026 for a May 3 last frost.

  1. Clean the flesh off the seed

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

about 6 months from start to sowing. Then 3 days to germinate.

100% germination in 1–3 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Vitis p. 231Public domain
Show the original text
Vitis (Vitaceae). . V. vinifera germ. 70(47% in 10-14 d)4070(47% in 3-6 d) and 40-70(100% in 1- 3 d) using fresh WC seed. Seed DS 6 m at 70 or 40 germ. 70-40-70(85-90% in 2-6 d) and 40(20% in 11-12 w)-70(70% in 2-3 d). This is one of the few examples where anything approaching induced dormancy was observed.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Vitis p. 231. 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 January 5, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on January 4, 2026.

  1. Clean the flesh off the seed

  2. Dry storage

    Duration: 180 daysTemperature: 70°F 21°C

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  4. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  5. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

about 15 months from start to sowing. Then 6 days to germinate.

85% germination in 2–6 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Vitis p. 231Public domain
Show the original text
Vitis (Vitaceae). . V. vinifera germ. 70(47% in 10-14 d)4070(47% in 3-6 d) and 40-70(100% in 1- 3 d) using fresh WC seed. Seed DS 6 m at 70 or 40 germ. 70-40-70(85-90% in 2-6 d) and 40(20% in 11-12 w)-70(70% in 2-3 d). This is one of the few examples where anything approaching induced dormancy was observed.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Vitis p. 231. 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 Moderate Rated by us, not by the source.

Start around April 8, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on April 7, 2026.

  1. Clean the flesh off the seed

  2. Dry storage

    Duration: 180 daysTemperature: 70°F 21°C

  3. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

    20 germinated in this phase.

  4. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

about 12 months from start to sowing. Then 3 days to germinate.

70% germination in 2–3 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Vitis p. 231Public domain
Show the original text
Vitis (Vitaceae). . V. vinifera germ. 70(47% in 10-14 d)4070(47% in 3-6 d) and 40-70(100% in 1- 3 d) using fresh WC seed. Seed DS 6 m at 70 or 40 germ. 70-40-70(85-90% in 2-6 d) and 40(20% in 11-12 w)-70(70% in 2-3 d). This is one of the few examples where anything approaching induced dormancy was observed.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Vitis p. 231. 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 Moderate Rated by us, not by the source.

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

  1. Clean the flesh off the seed

  2. Sow and cover

    Temperature: 70°F 21°C

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

47% germination in 10–14 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Vitis p. 231Public domain
Show the original text
Vitis (Vitaceae). . V. vinifera germ. 70(47% in 10-14 d)4070(47% in 3-6 d) and 40-70(100% in 1- 3 d) using fresh WC seed. Seed DS 6 m at 70 or 40 germ. 70-40-70(85-90% in 2-6 d) and 40(20% in 11-12 w)-70(70% in 2-3 d). This is one of the few examples where anything approaching induced dormancy was observed.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Vitis p. 231. 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 Moderate Rated by us, not by the source.

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

  1. Clean the flesh off the seed

  2. Sow and cover

    Temperature: 70°F 21°C

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

47% germination in 3–6 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Vitis p. 231Public domain
Show the original text
Vitis (Vitaceae). . V. vinifera germ. 70(47% in 10-14 d)4070(47% in 3-6 d) and 40-70(100% in 1- 3 d) using fresh WC seed. Seed DS 6 m at 70 or 40 germ. 70-40-70(85-90% in 2-6 d) and 40(20% in 11-12 w)-70(70% in 2-3 d). This is one of the few examples where anything approaching induced dormancy was observed.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Vitis p. 231. 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.