Deno’s Garden

Houttuynia cordata

Genus Houttuynia

This source reports three treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Moderate Rated by us, not by the source.

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

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 42 days to germinate.

45% germination in 28–42 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Houttuynia p. 49Public domain
Show the original text
Houttuynia (Saururaceae). H. cordata germ. 70L(45% in 4-6 w) and none in 70D, 70 GA-3, 40-70D, or OT.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Houttuynia p. 49. 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

  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, Houttuynia p. 49Public domain
Show the original text
Houttuynia (Saururaceae). H. cordata germ. 70L(45% in 4-6 w) and none in 70D, 70 GA-3, 40-70D, or OT.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Houttuynia p. 49. Quoted exactly. Every value on this card comes from this record; the step names come from a fixed list.

Protocol 3

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, Houttuynia p. 49Public domain
Show the original text
Houttuynia (Saururaceae). H. cordata germ. 70L(45% in 4-6 w) and none in 70D, 70 GA-3, 40-70D, or OT.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Houttuynia p. 49. 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.