Deno’s Garden

Tradescantia bracteata

Genus Tradescantia

This source reports 4 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Moderate Rated by us, not by the source.

Start around September 27, 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: dark

about 6 months from start to sowing. Then 10 days to germinate.

50% germination in 10 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Tradescantia p. 81Public domain
Show the original text
Tradescantia (Commelineaceae). T. bracteata germ. 40-70D(50% on 10th d) and 70D-40-70D(35% in 2nd w) and none in 70D, 70L, 70 GA-3, or OT.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Tradescantia p. 81. 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, 1996

Difficulty High Rated by us, not by the source.

Start around June 26, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on June 25, 2026.

  1. Warm moist stratification

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

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

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

about 9 months from start to sowing. Then 14 days to germinate.

35% germination in 14 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Tradescantia p. 81Public domain
Show the original text
Tradescantia (Commelineaceae). T. bracteata germ. 40-70D(50% on 10th d) and 70D-40-70D(35% in 2nd w) and none in 70D, 70L, 70 GA-3, or OT.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Tradescantia p. 81. 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, 1996

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing.

0% germination.

Nothing germinated at 70.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Tradescantia p. 81Public domain
Show the original text
Tradescantia (Commelineaceae). T. bracteata germ. 40-70D(50% on 10th d) and 70D-40-70D(35% in 2nd w) and none in 70D, 70L, 70 GA-3, or OT.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Tradescantia p. 81. Quoted exactly. Every value on this card comes from this record; the step names come from a fixed list.

Protocol 4

DerivedN. C. Deno, 1996

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.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Tradescantia p. 81Public domain
Show the original text
Tradescantia (Commelineaceae). T. bracteata germ. 40-70D(50% on 10th d) and 70D-40-70D(35% in 2nd w) and none in 70D, 70L, 70 GA-3, or OT.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Tradescantia p. 81. 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.