Deno’s Garden

Freesia laxa

Anomatheca · False Freesia · Scarlet Freesia · Scarlet Kammetjie

Family IridaceaeGenus Freesia

Also published as Anomatheca laxa, Lapeirousia laxa, Anomatheca laxa alba, Lapeirousia laxa alba. You are in the right place.

A red-orange flower with a darker centre among narrow leaves
FlowerPethanCC BY-SA 3.0

About the plant

What it is and where it grows — not part of any germination protocol.

The plant

Habit
BulbPlant Finder
Habit
Perennial, Forb/herbPLANTS Database
Height
0.75-1 ftPlant Finder
Spread
0.5-0.75 ftPlant Finder
Flower
Showy; redPlant Finder
Blooms
May to JunePlant Finder
Native range
Africa, North AmericaGBIF Backbone Taxonomy
Native range
Southern Africa, MozambiquePlant Finder
Hardiness zones
8-10Plant Finder
Note
Corms are not reliably hardy north of zone 8; lift them or grow as an annual.Plant Finder

Growing conditions

Sun
Full sun
Watering
Medium

Toxicity is noted only where a source states it. No note here is not a finding of safety.

Sources: Plant Finder — Missouri Botanical Garden; PLANTS Database — USDA NRCS; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

This source reports 6 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

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

  1. Sow on the surface — do not cover

    Temperature: 70°F 21°C Light: light

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

90% germination in 28–42 days.

Light more than doubles it: 90% against 40% in the dark.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, LapeirouslaPublic domain
Show the original text
Lapeirousla (lridaceae). L laxa germ. 70L(90% in 4-6 w),70D(40% in 2-7 w), 70D GA-3(20% in 4th w), and 40(45% in 11th w). L. laxa alba germ. 70D(2/7 in 6th w) and 40-70(5/8 in 4-6 d).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Lapeirousla. 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 December 30, 2026 for a May 3 last frost.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

    Deno's white-flowered form. Deno gives no length for this period; three months is his standard cycle.

  2. Warm moist stratification

    Temperature: 70°F 21°C

    Five seeds of eight, four to six days after the move.

about 3 months from start to sowing. Then 6 days to germinate.

62% germination in 4–6 days.

Deno's white form. Cold first, and then it is up in under a week.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, LapeirouslaPublic domain
Show the original text
Lapeirousla (lridaceae). L laxa germ. 70L(90% in 4-6 w),70D(40% in 2-7 w), 70D GA-3(20% in 4th w), and 40(45% in 11th w). L. laxa alba germ. 70D(2/7 in 6th w) and 40-70(5/8 in 4-6 d).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Lapeirousla. 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 Moderate Rated by us, not by the source.

Start around January 18, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 77 days to germinate.

45% germination in 77 days.

Cold works, slowly, and gives up half the packet against light at 70.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, LapeirouslaPublic domain
Show the original text
Lapeirousla (lridaceae). L laxa germ. 70L(90% in 4-6 w),70D(40% in 2-7 w), 70D GA-3(20% in 4th w), and 40(45% in 11th w). L. laxa alba germ. 70D(2/7 in 6th w) and 40-70(5/8 in 4-6 d).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Lapeirousla. 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 Moderate Rated by us, not by the source.

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

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 49 days to germinate.

40% germination in 14–49 days.

Faster than in light, but at less than half the yield.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, LapeirouslaPublic domain
Show the original text
Lapeirousla (lridaceae). L laxa germ. 70L(90% in 4-6 w),70D(40% in 2-7 w), 70D GA-3(20% in 4th w), and 40(45% in 11th w). L. laxa alba germ. 70D(2/7 in 6th w) and 40-70(5/8 in 4-6 d).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Lapeirousla. 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 5

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

    Deno's white-flowered form.

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

29% germination in 42 days.

Deno's white form, "L. laxa alba". Two seeds of seven in the dark.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, LapeirouslaPublic domain
Show the original text
Lapeirousla (lridaceae). L laxa germ. 70L(90% in 4-6 w),70D(40% in 2-7 w), 70D GA-3(20% in 4th w), and 40(45% in 11th w). L. laxa alba germ. 70D(2/7 in 6th w) and 40-70(5/8 in 4-6 d).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Lapeirousla. 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 6

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. Gibberellic acid soak

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

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

20% germination in 28 days.

GA-3 halves the dark result. It is the one thing in this entry that makes it worse.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, LapeirouslaPublic domain
Show the original text
Lapeirousla (lridaceae). L laxa germ. 70L(90% in 4-6 w),70D(40% in 2-7 w), 70D GA-3(20% in 4th w), and 40(45% in 11th w). L. laxa alba germ. 70D(2/7 in 6th w) and 40-70(5/8 in 4-6 d).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Lapeirousla. 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.