Pinus rigida ' Sherman Eddy' (Sherman Eddy Pitch Pine)


Michael's Opinion

In my opinion this is a very nice specimen, it is a plant that does well in poor soil conditions. It has beautiful and unique pom-pom like foliage. It is salt and sun tolerant so it can be placed in many locations. (Brittany Harris)

Botanical Information

GenusPinus
Speciesrigida
Cultivar' Sherman Eddy'
CategoryWoody
TypeShrub (evergreen)
OriginWestern Nurseries, Hopkinton, Massachusetts, introduced this clone and it was named after the discoverer of the plant.
Pronunciation

Details

USDA Hardiness Zone4 - 7
USDA Hardiness Ref.
Canadian Hardiness Zone2a - 6b
Canada Hardiness Ref.
RHS Hardiness ZoneH6 - H7
RHS Hardiness Ref.
Temperature (°C)-34 - (-15)
Temperature (°F)-30 - 5
Height12 - 18m
Spread4 - 8m
GrowthSlow
Flowering PeriodMay

Description and Growing Information

General DescriptionA slow-growing, dwarf, rounded evergreen tree, with lustrous green foliage.
ID CharacteristicPinus rigida Sherman Eddy is an interesting compact tree with pom-pom like foliage.
ShapeOpen conical shape, becoming more irregular with age.
PestsLate damping-off, root rot, die back, tip blight, stem blister, rust, pine scale.
HabitatHorticultural origin.
Bark/Stem DescriptionBark of older stems are wrinkle like and ridges, layered or scaly.
Flower/Leaf Bud DescriptionBuds are sharp pointed, .5 cm to 2 cm long, scales pressed together and free at the top, usually has resin on them.
Leaf DescriptionLeaves are stiff and slightly curved needles. 3 needles per fasicle. Margins serrate, bright green in colour. Needles persist for 2 years.
Flower DescriptionMonoecious. Staminate yellow, Pistillate light green with a tint of pink.
Fruit DescriptionThe fruit is a light brown cone, ovoid-conical in shape, 5 cm to 6 cm long. They are held in clusters of 3 - 5 cones and tend to stay on the tree for a few years.
Colour DescriptionIt is a dark green colour producing a yellowish tinge on new growth.
Texture DescriptionMedium.

Photographs