Leathery Grapefern

Botrychium robustum

Native to:
Aleutian Is., China, India, Japan, Korea, Kuril Is., Nepal, Russia, United States

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Taxonomy

Division:
Pteridophyta | - Ferns
Family:
Ophioglossaceae
Genus:
Botrychium
Species:
Botrychium robustum
USDA Symbol:
BORO6

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
40 cm
Light Requirements:
Part Shade
Drought Tolerance:
Low

Garden & Ecology Notes

Deer Resistant:
Yes

Soil Requirements

Soil Type:
moist, well-drained loamy soil
Drainage:
excellent drainage required
Moisture:
consistently moist

Propagation & Germination

Notes:
Ferns reproduce via spores, not seeds. Botrychium spores require mycorrhizal fungi for germination and development of the underground gametophyte phase, which can take several years.