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Cardamine pensylvanica

Pennsylvania Bittercress

Family BrassicaceaeGenus Cardamine

Slender upright stems with small white four-petalled flowers and divided leaves, in a dense stand
The whole plantUSGS - Midwestern Wetland FloraPublic domain

About the plant

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

The plant

Habit
annual or biennialPlants of the World Online
Habit
Annual, Biennial, Perennial, Forb/herbPLANTS Database
Height
1.5 ft45 cmPLANTS Database
Flower
WhitePLANTS Database
Blooms
Early SpringPLANTS Database
Native range
Alaska, Canada, lower 48 states, St. Pierre and MiquelonPLANTS Database

Growing conditions

Sun
Shade tolerance: LowPLANTS Database
Soil
Adapted to coarse, medium, fine textured soilsPLANTS Database
Soil pH
4.8-6.8PLANTS Database
Moisture
Moisture use: MediumPLANTS Database
Watering
Drought tolerance: NonePLANTS Database

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

Sources: Plants of the World Online — Royal Botanic Gardens, Kew; PLANTS Database — USDA NRCS.

Protocol

DerivedN. C. Deno, 1996

Difficulty Low Rated by us, not by the source.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

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

100% germination in 7–42 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Cardamine p. 28Public domain
Show the original text
Cardamine (Brassicaceae). C. pennsylvanica germ. 70L(100% in 1-6 w, ind. 110 d, zero order, 2%/d), 70D(none), 40-7ÖD(none), and 40-70L{20%).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Cardamine p. 28. 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.

Germination trials

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

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