Deno’s Garden

Ixia viridiflora

Genus Ixia

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 February 8, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 56 days to germinate.

100% germination in 35–56 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Ixia p. 40Public domain
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Ixia (Iridaceae). The seeds were all DS 6 m unless otherwise indicated. I. viridifiora germ. 70D(77% in 2-9 w)-40(4%), 70L(none), and 40(100% in 5-8 w). When the sample in 70L was shifted to 70D after 9 w, 45% germ. in 2 d-4 w.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Ixia p. 40. 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 Moderate Rated by us, not by the source.

Start around November 3, 2026 for a May 3 last frost.

  1. Warm moist stratification

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

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

    4 germinated in this phase.

Steps after step 1 run on after germination.

about 3 months from start to sowing. Then 63 days to germinate.

77% germination in 14–63 days.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998 · 2nd Supplement, Ixia p. 40Public domain
Show the original text
Ixia (Iridaceae). The seeds were all DS 6 m unless otherwise indicated. I. viridifiora germ. 70D(77% in 2-9 w)-40(4%), 70L(none), and 40(100% in 5-8 w). When the sample in 70L was shifted to 70D after 9 w, 45% germ. in 2 d-4 w.
Seed Germination Theory and Practice, 2nd Supplement, 2nd Supplement, Ixia p. 40. 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.