Ilex pedunculosa (Longstalk Holly)


Botanical Information

FamilyAquifoliaceae
GenusIlex
Speciespedunculosa
CategoryWoody
TypeTree (evergreen), Shrub (evergreen)
OriginEast Asia (China, Japan, Taiwan, Korea) Introduced by Charles Sargent, Japan 1885.
Ethnobotanical Uses
Disclaimer
Berries can cause purging when eaten. Leaves can be dried and turned into tea for the treatment of various ailments including hypertension and digestive issues. Berries also have been used as a red dye.

Details

USDA Hardiness Zone5 - 8
USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness ZoneH5
RHS Hardiness Ref.
Temperature (°C)-10 - (-25)
Temperature (°F)14 - (-13)
Height3 - 9 m
Spread4 - 6 m
GrowthSlow
Flowering PeriodMay, June

Description and Growing Information

ShapeLarge shrub or small tree with sporadic branching resulting in a rounded crown. Upright growth.
LandscapeUsed as a border planting, hedge or massing.
PropagationPropagated by seed and cuttings. Seeds should be sown into well-draining soil in late autumn once seeds are ripe. Germination can take between 16 and 20 months to fully germinate depending on harshness of weather and quality of fruit chosen for propagation. This stratification process is vital for the growth of the plant; sometimes taking 2 full years to germinate. Cuttings can be taken year-round with substantial success. The best times for taking cuttings are in autumn and spring, planted in a protected location and left for approximately 2 years before transplanting.
CultivationWell-drained and pH neutral soils in full sun to partial shade.
PestsSusceptible to scale and holly leaf miner.
HabitatMountainous forest.
Bark/Stem DescriptionThin and void of lenticels but often hidden behind foliage until mature or pruned.
Leaf DescriptionGlossy foliage, pinnately veined and ovate with acute tips and base. 5 cm in length and 3 cm in width. One of few species of Ilex which exhibits spineless leaves. Alternate leaf arrangement with petioles approximately 1 cm long.
Flower DescriptionSmall, male flowers are grow in clusters of 4 – 5 and female flowers grow singly on separate plants. Blooms in May and June.
Fruit DescriptionBerry-like drupes, grow singly on 3 - 4 cm long peduncles appearing in autumn and persisting into winter months when not consumed by birds or dropped due to ripeness.
Colour DescriptionThe bark is a greyish-brown colour. Leaves are green and a slightly pale yellow in winter. Flowers are white. The fruit are bright red in colour.
Texture DescriptionThe bark is thin and smooth. The berry-like fruit is smooth in texture.

Photographs