Deno’s Garden

Cardiospermum halicacabum

Genus Cardiospermum

This source reports 4 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

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

  1. Gibberellic acid soak

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 21 days to germinate.

80% germination in 21 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Cardiospermum p. 113Public domain
Show the original text
Cardiospermum (Sapindaceae). C. halicacabum germ. 70D GA-3(4/5 in 3rd w), 70L(515 in 3rd w), 70D(1/6 in 4th w), 40-70D(1/3), and 40-70L(0/3). Germination is stimulated by light or GA-3, and 3 m at 40 is harmful.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Cardiospermum p. 113. 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 September 17, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on September 16, 2026.

  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. Germination time not stated; 21 days assumed.

33% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Cardiospermum p. 113Public domain
Show the original text
Cardiospermum (Sapindaceae). C. halicacabum germ. 70D GA-3(4/5 in 3rd w), 70L(515 in 3rd w), 70D(1/6 in 4th w), 40-70D(1/3), and 40-70L(0/3). Germination is stimulated by light or GA-3, and 3 m at 40 is harmful.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Cardiospermum p. 113. 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 High Rated by us, not by the source.

Start around March 8, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 28 days to germinate.

17% germination in 28 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Cardiospermum p. 113Public domain
Show the original text
Cardiospermum (Sapindaceae). C. halicacabum germ. 70D GA-3(4/5 in 3rd w), 70L(515 in 3rd w), 70D(1/6 in 4th w), 40-70D(1/3), and 40-70L(0/3). Germination is stimulated by light or GA-3, and 3 m at 40 is harmful.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Cardiospermum p. 113. 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 Very high Rated by us, not by the source.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

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

about 6 months from start to sowing.

0% germination.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Cardiospermum p. 113Public domain
Show the original text
Cardiospermum (Sapindaceae). C. halicacabum germ. 70D GA-3(4/5 in 3rd w), 70L(515 in 3rd w), 70D(1/6 in 4th w), 40-70D(1/3), and 40-70L(0/3). Germination is stimulated by light or GA-3, and 3 m at 40 is harmful.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Cardiospermum p. 113. 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.