Deno’s Garden

Mentzelia nuda

Genus Mentzelia

This source reports three treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

Start around January 11, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 84 days to germinate.

70% germination in 21–84 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Mentzelia p. 178Public domain
Show the original text
Mentzelia (Loasaceae). Light reduced the percent germination. M. nuda germ. 40(70% in 3-12 w) and less in 70D(20%) and 70L(5%). Merendera (Llliaceae) Although samples were small, germination appears to occur only at 40 and a preliminary 3 m at 70 is beneficial.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Mentzelia p. 178. 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 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.

20% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Mentzelia p. 178Public domain
Show the original text
Mentzelia (Loasaceae). Light reduced the percent germination. M. nuda germ. 40(70% in 3-12 w) and less in 70D(20%) and 70L(5%). Merendera (Llliaceae) Although samples were small, germination appears to occur only at 40 and a preliminary 3 m at 70 is beneficial.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Mentzelia p. 178. 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.

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

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

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

5% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Mentzelia p. 178Public domain
Show the original text
Mentzelia (Loasaceae). Light reduced the percent germination. M. nuda germ. 40(70% in 3-12 w) and less in 70D(20%) and 70L(5%). Merendera (Llliaceae) Although samples were small, germination appears to occur only at 40 and a preliminary 3 m at 70 is beneficial.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Mentzelia p. 178. 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.