Bluntleaved Orchid

Platanthera obtusata

Native to:
Aleutian Is., Canada, Labrador, Prince Edward I., United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Orchidaceae
Genus:
Platanthera
Species:
Platanthera obtusata
USDA Symbol:
PLOB

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Epiphyte
Height:
40 cm
Light Requirements:
Part Shade
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug
Bloom Colors:
white, greenish-white

Soil Requirements

Soil Type:
moist, rich, organic soil
pH:
4.5 - 6.5 (acidic to slightly acidic)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in bogs and wet meadows

Propagation & Germination

Notes:
Dust seeds require symbiotic mycorrhizal fungi or sterile asymbiotic agar medium for germination; conventional cold stratification is not applicable.

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Source: Claude AI