Mendel’s Gardens

Calandrinia umbellata

Family MontiaceaeGenus Calandrinia

Also published as Montiopsis umbellata, Montiopsis gilliesii. You are in the right place.

About the plant

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

Note
Two different accepted species have been published under this name.

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

Source: World Flora Online — WFO Consortium.

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

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

  1. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Then 14 days to germinate.

95% germination in 4–14 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, CalandriniaPublic domain
Show the original text
Calandrinia (Portulacaceae) C. umbellata germ. 70(95% in 4-14 d) and 40(84% in 7-10 w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Calandrinia. 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 Low Rated by us, not by the source.

Start around January 25, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Temperature: 40°F 4°C

    Germinates in the cold.

No stated waiting before sowing. Then 70 days to germinate.

84% germination in 49–70 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, CalandriniaPublic domain
Show the original text
Calandrinia (Portulacaceae) C. umbellata germ. 70(95% in 4-14 d) and 40(84% in 7-10 w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Calandrinia. 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.