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PERIOD PLANTINGS 1699-1776
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Latin Name: Potentilla Fruticosa
Common Name: Potentilla
Origin: (Date introduced, or native. Other interesting comments) Native to Northern Hemisphere. Native to bogs, summits and tundra
Height and Width at Maturity: Height: 1-4 feet Width: 1-4 feet
USDA Hardiness Zone: Hardy to Zone 2. Does not perform in warmer climates
Sun/Shade Requirements: (Include items such as hours of sunlight, best suitable) Part Sun - Sun
Moisture Requirements: Wet to dry
Soil Requirements: Well-drained soil
Characteristics and Description: (habit of growth, evergreen suitability:ex hedge, groupings, points of interest, advantages) Typically strong yellow, occasionally lighter yellow, gold or white buttercup flowers, small deciduous shrub with upright branches
Cultivation Requirements: (Best time to plant, fertilizing, mulching, how to winter)
Flowers, Fruit and Foliage: (Description of flower and fruit, including size, color, bloom time; leaf color, seasonal points of interest) Blooms from June until first frost
Unfavorable Characteristics, Disadvantages: (Susceptible to bugs, psyllid, fungi, blight, etc.) Not ornamentally important. Fall color is yellow brown. Spider Mites. Does not like warm night temperatures
Pruning: (including best time) To keep dense round habit - remove canes during winter or cut to ground
Latin Name: Rhododendron Calendulaceum
Common Name: Flame Azalea
Origin: (Date introduced, or native. Other interesting comments) Blue Ridge Mountains
Height and Width at Maturity: Height: 8-15 feet Width: 5-8 feet
USDA Hardiness Zone: Zones 4-8
Sun/Shade Requirements: (Include items such as hours of sunlight, best suitable) Sun to light shade
Moisture Requirements: Moist to moderately dry
Soil Requirements: acidic
Characteristics and Description: (habit of growth, evergreen suitability:ex hedge, groupings, points of interest, advantages) Tall arching, many stemmed shrub
Cultivation Requirements: (Best time to plant, fertilizing, mulching, how to winter)
Flowers, Fruit and Foliage: (Description of flower and fruit, including size, color, bloom time; leaf color, seasonal points of interest) Has the largest flowers of any native azalea. Bloom 2” across and 2.5” long Big ruffled trumpet. Yellow through orange and red. Blooms in the spring
Unfavorable Characteristics, Disadvantages: (Susceptible to bugs, psyllid, fungi, blight, etc.) Flowers only slightly fragrant
Pruning: (including best time) Post bloom.
Latin Name: Rhododendron Maximum
Common Name: Rosebay Rhododendron
Origin: (Date introduced, or native. Other interesting comments) Northeast - mountain
forests and swamps
Height and Width at Maturity: Height: 6-10 feet Width: 4-15 feet
USDA Hardiness Zone: Zones 4-8
Sun/Shade Requirements: (Include items such as hours of sunlight, best suitable) Sun to Shade
Moisture Requirements: Moist to moderate dry
Soil Requirements: well-drained soil
Characteristics and Description: (habit of growth, evergreen suitability:ex hedge, groupings, points of interest, advantages) Evergreen loose open shrub
Cultivation Requirements: (Best time to plant, fertilizing, mulching, how to winter)
Flowers, Fruit and Foliage: (Description of flower and fruit, including size, color, bloom time; leaf color, seasonal points of interest) Big donkey’s ear leaves with dainty pink flowers
Unfavorable Characteristics, Disadvantages: (Susceptible to bugs, psyllid, fungi, blight, etc.) Deer will eat this rhododendron Stems collapse under snow
Pruning: (including best time)
Latin Name: Rhodendron periclymenoides
Common Name: Pink Azalea
Origin: (Date introduced, or native. Other interesting comments) Maine to So. Carolina and Tennessee
Height and Width at Maturity Width: 4 feet wide. Height: 4-6 feet.
USDA Hardiness Zone Zone 3-4
Sun/Shade Requirements: (Include items such as hours of sunlight, best suitable Partial sun to full shade.
Moisture Requirements: Grows along riverbanks and woodlands
Soil Requirements: acidic pH less than 6
Characteristics and Description: (habit of growth, evergreen suitability: ex. hedge, groupings, points of interest, advantages Bark is gay to reddish brown. Attracts butterflies
Cultivation Requirements: (Best time to plant, fertilizing, mulching, how to winter)
Flowers, Fruit and Foliage: (Description of flower and fruit, including size, color, bloom time; leaf color, seasonal points of interest Showy light pin to violet. Blooms in the Spring. Fragrant flowers.
Unfavorable Characteristics, Disadvantages: (Susceptible to bugs, psyllid, fungi, blight, etc.) none known
Pruning: (including best time) None necessary unless dead wood is present.
