Farewell To Spring

Clarkia amoena

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Onagraceae
Genus:
Clarkia
Species:
Clarkia amoena
USDA Symbol:
CLAM

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
90 cm
Light Requirements:
Part Shade
Drought Tolerance:
Medium
Bloom Months:
jun,jul,aug
Bloom Colors:
pink, red, lavender, white

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Reported Fauna Sightings

Bees: Yellow-faced bumble bee (Bombus vosnesenskii) Moths:White-lined sphinx moth (Hyles lineata)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, hummingbirds
Deer Resistant:
Yes

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to coastal areas with sandy soils

Propagation & Germination

Stratification:
None required
Germination Time:
7–21 days
Notes:
Surface sow or lightly cover; seeds need light to germinate. Best sown in fall or early spring in cool conditions.

The above propagation data sourced from Claude AI

Pre-treatment: Seeds were sown into cone-tainers filled with Sunshine # 1 (a soil-less peat-based media) amended with micro-nutrients (Micromax) and a slow-release fertilizer (Osmocote 14-14-14).

Source: npn.rngr.net

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.

Source: Ontario Rock Garden & Hardy Plant Society