Necklace Gladecress

Leavenworthia torulosa

Native to:
United States
Necklace Gladecress

Mason Brock ( Masebrock (en.wikipedia.org) )

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Brassicaceae
Genus:
Leavenworthia
Species:
Leavenworthia torulosa
USDA Symbol:
LETO

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
20 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
mar,apr,may
Bloom Colors:
white, yellow

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees

Soil Requirements

Soil Type:
rocky, well-drained calcareous soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
often found in limestone glades

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate in cool conditions; winter annual completing lifecycle by late spring.

The above propagation data sourced from Claude AI

Pre-treatment: Seeds are placed into warm stratification.

Source: npn.rngr.net