Deno’s GardenMy Garden

Carex lurida

Shallow Sedge · Bottlebrush Sedge · Sallow Sedge

Family CyperaceaeGenus Carex

Two cylindrical green seed heads covered in fine spreading beaks, hanging among narrow leaves
FruitJoshua MayerCC BY-SA 2.0

About the plant

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

The plant

Habit
Ground Cover, Herbaceous Perennial, Ornamental Grasses and SedgesExtension Gardener Plant Toolbox
Habit
perennial or rhizomatous geophytePlants of the World Online
Height
1-3 ft30-90 cmExtension Gardener Plant Toolbox
Spread
1-3 ft30-90 cmExtension Gardener Plant Toolbox
Flower
Green, InsignificantExtension Gardener Plant Toolbox
Blooms
SpringPLANTS Database
Native range
Alabama, Arkansas, Connecticut, District of Columbia, Dominican Republic, Ecuador and elsewhereGBIF Backbone Taxonomy
Hardiness zones
3-8Extension Gardener Plant Toolbox

Growing conditions

Sun
Full sun; Partial ShadeExtension Gardener Plant Toolbox
Soil
High Organic Matter, Loam (Silt), SandExtension Gardener Plant Toolbox
Soil pH
Acid (<6.0), Alkaline (>8.0), Neutral (6.0-8.0)Extension Gardener Plant Toolbox
Moisture
Moist, Occasional Flooding, Occasionally WetExtension Gardener Plant Toolbox
Watering
Drought tolerance: LowPLANTS Database

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

Sources: Extension Gardener Plant Toolbox — NC State Extension; Plants of the World Online — Royal Botanic Gardens, Kew; PLANTS Database — USDA NRCS; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1996

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 Light: light

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

95% germination in 14 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Carex p. 28Public domain
Show the original text
Carex (Cyperaceae). C. lurida fresh seeds germ. 70L(95% in 2nd w if husk removed, 50% in 3-9 w if husk left on) and 70D(none), and seeds DS 1 y germ. 70L(95% in 8-20 d) and 70D(none).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Carex 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.

Protocol 2

DerivedN. C. Deno, 1996

Difficulty Low Rated by us, not by the source.

Start around March 17, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on March 16, 2026.

  1. Dry storage

    Duration: 365 daysTemperature: 70°F 21°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: light

about 12 months from start to sowing. Then 20 days to germinate.

95% germination in 8–20 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Carex p. 28Public domain
Show the original text
Carex (Cyperaceae). C. lurida fresh seeds germ. 70L(95% in 2nd w if husk removed, 50% in 3-9 w if husk left on) and 70D(none), and seeds DS 1 y germ. 70L(95% in 8-20 d) and 70D(none).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Carex 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.

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

Add to My Garden

View species page