Vaccinium macrocarpon
Common Name(s):
American cranberry
Cranberry
Synonym:
Oxycoccus macrocarpus
Large cranberry
Flower:
White
Blooms :
MAY
to:
JUN
Flowers showy, small, nodding with 4 recirved petals
Botanical Description
Fragrant?
NO
Family:
Ericaceae
Herbacrous plant, Perennial
Foliage:
Green
Leaves small,glossy 1/4 to 2/3" long, elliptic, oblong, or ovate with blunt tips
Fall Color?
YES
Leaves transiition to burgundy, bronze, purple, or bright red
Evergreen
Photo by:
Heading 6
Changing evergreen foliage and long lssting bright red berries
Oregon Native?
NO
West State Native?
NO
Origins:
Northern and eastern North America
Site Selection
Minimum USDA Hardiness Zone:
3
Water Needs:
M
Sun Needs:
Full sun
Deer Resistant?
YES
Firewise?
YES
Height:
.25-.5'
Spread:
1-6'
Growth Rate:
Medium
Native Habitat:
Bogs, swamps
Soil:
Boggy acidic soil
Care Recommendations
Maintenance Level:
Low
Fertilizer:
Annual application of 40-60 pounds of nitrogen per acre
Mulch:
None
Maintain pH between 4.5 and 5, top dress with sharp sand, deeply water every few day, trim back runners, apply layer of pine needles
Long Term:
Winter:
Winter protection from drying winds, moisture loss, and frost heaving
Spring:
Removing winter mulch, applying a mild organic fertilizer, maintaing consistently moist soil
Summer:
Requires consistently moist soil, monitor for pests and moisture
Fall:
Maintaining consistent soil moisture, light cleanup or pruning
General Care Comments:
Full sun, organically rich moist soil with pH between 4 and 5.2
Common Problems
Yellowing leaves, root rot, severe stress
Diseases:
Fruit rots, cottonball, twig biight, rose bloom, red leaf spot, root and runner rot, false blossum
Insects:
Black headed fireworm, cranberry tipworm, Cranberry weevil, False armyworm
Environmental Problems:
Water withdrawals, nutrient runoff, chenical residues, drought stress
Pests:
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