Deno’s Garden

Spigelia marilandica

Genus Spigelia

Protocol

DerivedN. C. Deno, 1993

Difficulty Moderate Rated by us, not by the source.

  1. Sow outdoors and leave it

    Sown outdoors in February 1; up in May.

No stated waiting before sowing. Then 90 days to germinate.

33% germination in 90 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Spigelia p. 217Public domain
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Spigelia (Loganlaceae). S. marilandica germ. 1/3 in May from placing outdoors February 1. Other treatments failed, but the samples were small. Germination is hypogeal.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Spigelia p. 217. 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.