Chamaecyparis lawsoniana 'Sunkist' (Sunkist Lawson's Cypress)


Michael's Opinion

This shrub is an excellent accent piece since not only is it an exquisite dwarf conifer but it has a unique colour flare of yellow at the tips of branches.

Botanical Information

FamilyCupressaceae
GenusChamaecyparis
Specieslawsoniana
Cultivar'Sunkist'
CategoryWoody
TypeTree (evergreen)
Pronunciation

Details

USDA Hardiness Zone5
USDA Hardiness Ref.
Canadian Hardiness Zone4a - 4b
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)-26-(-23)
Temperature (°F)-15 -(-10)
Height50 - 150 cm
Spread50 - 100 cm
GrowthSlow
Flowering PeriodMay

Description and Growing Information

General DescriptionAn evergreen, dwarf conifer with mid-green scale-like foliage, tips of new branches have a yellow to yellow-green colour, the yellow becoming more prominent in autumn.
ID CharacteristicIts foliage is mostly mid-green in colour with distinctive tips a light yellow to yellow-green colour. Specimens won’t exceed 1.5 meters in height.
ShapeCompact and globular in form.
LandscapeIdeal for use in rock gardens, being a dwarf conifer it fits nicely into rock gardens. Adds year round interest with its yellow flares at the end of branch tips.
PropagationCuttings root fairly easily and should be taken from young trees off major branches on the lower portion of the crown from December to February.
CultivationMoist, well drained and slightly acidic soils.
PestsPhytophthora lateralisa, spider mites and aphids.
HabitatHorticultural origin.
Bark/Stem DescriptionSilver brown to redish brown, fibrous in nature.
Flower/Leaf Bud DescriptionSmall buds 2-4 mm in size, brownish in colour.
Leaf DescriptionLeaves are scale-like and have a colour which varies down the length of the branch. New growth at shoot tips is yellow to yellow-green in colour, the rest of the foliage is green.
Colour DescriptionFoliage is mid-green in colour except for tips of branches which have a vibrant yellow colour. Bark is brownish-orange in colour.
Texture DescriptionMedium texture that is retained through the seasons.

Photographs