Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Juncaceae

Genus:

Juncus

Species:

Juncus subtilis

USDA Symbol:

JUSU2

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Graminoid

Height:

30 cm

Light Requirements:

Full Sun

Drought Tolerance:

Low

Bloom Months:

jun,jul,aug

Bloom Colors:

brown, green

Keystone Species Ranking

Caterpillar Keystone:

★★☆☆☆ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:

waterfowl, shorebirds

Deer Resistant:

Yes

Soil Requirements

Soil Type:

moist, nutrient-rich, organic soil

pH:

5.5 - 7.0 (slightly acidic to neutral)

Drainage:

tolerates poor drainage

Moisture:

consistently moist

Notes:

commonly found in wetlands and marshy areas

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–30 days

Notes:

Requires light for germination; surface sow on moist substrate.

The above propagation data sourced from Claude AI