Deno’s Garden

Agave virginica

Family AsparagaceaeGenus Agave

Also published as Manfreda virginica. You are in the right place.

This source reports three treatments. All are shown.

Protocol 1

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. Gibberellic acid soak

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

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

33% germination in 21 days.

GA-3 raises the germination but the seedlings soon rotted.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Agave p. 90Public domain
Show the original text
Agave (Llliaceae). A. (Manfreda) virginica germ. 40-70D(4/18 in 5th w), 70D(1/4 in 6th w), and 70D .GA-3(2/6 in 3rd w). The seedlings from the GA-3 treatment soon rotted.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Agave p. 90. 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 February 22, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

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

25% germination in 42 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Agave p. 90Public domain
Show the original text
Agave (Llliaceae). A. (Manfreda) virginica germ. 40-70D(4/18 in 5th w), 70D(1/4 in 6th w), and 70D .GA-3(2/6 in 3rd w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Agave p. 90. 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 December 1, 2026 for a May 3 last frost.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

about 3 months from start to sowing. Then 35 days to germinate.

22% germination in 35 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Agave p. 90Public domain
Show the original text
Agave (Llliaceae). A. (Manfreda) virginica germ. 40-70D(4/18 in 5th w), 70D(1/4 in 6th w), and 70D .GA-3(2/6 in 3rd w). The seedlings from the GA-3 treatment soon rotted.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Agave p. 90. 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.