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Dieteria bigelovii

Bigelow's Tansyaster · Sticky Aster

Family AsteraceaeGenus Dieteria

Lilac daisies with narrow rays and deep yellow centers, on wiry stems over cracked red desert soil, with blue-tinged buds beside them.
FlowerKurtab123CC0

About the plant

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

Flower
Blue, purpleWikipedia
Native range
Arizona, Colorado, New Mexico, Utah, WyomingGBIF Backbone Taxonomy

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

Sources: Wikipedia — Wikipedia contributors; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

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. Cold moist stratification

    Temperature: 40°F 4°C

Germination happens during step 1, in 14 days.

100% germination in 14 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Aster p. 104Public domain
Show the original text
Aster (Asteraceae). Nearly all species in this genus are D-70 germinators. The following were received as DS seed and germ. in 2-4 w at 70: A. bigelovii germ. 70(100% in 3-6 d) and 40(100% in 2nd w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Aster p. 104. 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 March 30, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Then 6 days to germinate.

100% germination in 3–6 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Aster p. 104Public domain
Show the original text
Aster (Asteraceae). Nearly all species in this genus are D-70 germinators. The following were received as DS seed and germ. in 2-4 w at 70: A. bigelovii germ. 70(100% in 3-6 d) and 40(100% in 2nd w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Aster p. 104. 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.

How each step is done, in Deno’s words, and what Verified and Derived mean.

Germination trials

Readers’ own records of sowing this species, published after review. Share your trial · All trials

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