Shrubby Fivefingers

Sibbaldia tridentata

Shrubby Fivefingers

Mason Brock (Masebrock)

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Rosaceae
Genus:
Sibbaldia
Species:
Sibbaldia tridentata

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb , Subshrub
Height:
1-2 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun, jul, aug
Bloom Colors:
White
Ground Cover:
Yes
Lawn Substitute:
Yes

Native Range

United States: Connecticut, Georgia, Iowa, Illinois, Massachusetts, Maryland, Maine, Michigan, Minnesota, North Carolina, North Dakota, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Tennessee, Virginia, Vermont, Wisconsin, West Virginia, Canada: Alberta, Manitoba, New Brunswick, Nova Scotia, Northwest Territories, Ontario, Prince Edward Island, Quebec, Saskatchewan

Soil Requirements

Soil Type:
rocky, well-drained, nutrient-poor soil
pH:
4.5 - 6.5 (acidic to slightly acidic)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Typically found in alpine and subalpine regions

Germination Information

Pre-treatment: Mix seeds with equal amount of perlite or vermiculite. Put mixture into a sealed container for 1-3 months of moist cold stratification in a cool dry place. Seeds can be cold stored until planted, up to 3 years.

Establishment: Seeds are collected by hand from locally native plants within the eastern central Upper Peninsula. The plant prefers open peaty to sandy ground, dry upland and rocky sites, and full to partial sunlight.

Source: npn.rngr.net