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Giant Dogwood
Cornus controversa
Detailed Listing For:
Botanical Name:
Cornus Controversa
Family:
CORNACEAE
Genus:
Cornus
Species:
controversa
Common Name:
Giant Dogwood
Lot#:
090401
Quantity:
11.85 lb
Avg Count Packet:
37
Average Seeds Per Pound:
8853
Germination:
77%
Germination Test Type:
TZ
Purity:
99%
Height:
10-40 feet
Collection Locale:
China
Minimum Hardiness Zone:
5
1 pkt
$ 4.95
1 lb
$ 76.45
Characteristics
Fall Color
Flowering Tree
Medicinal
Ornamental Fruit
Specimen Tree
Quantity:
Price:
Growing Info
Scarification
Soak in water, let stand in water for 24 hours
Stratification
warm stratify for 120 days, cold stratify for 90 days
Germination
sow seed 3/8" deep, tamp the soil, mulch the seed bed
Description
Flora of China states: Trees 3–13(–20) m tall. Bark dark gray or yellowish gray, smooth; branches ± horizontal; branches of current year purplish, later greenish, glabrous or pubescent; older branches greenish, with conspicuous semicircular leaf scars and rounded lenticels; winter buds purplish, ovoid or conical, 3–8 mm, glabrous, with several alternate overlapping scales. Leaf blade broadly ovate or broadly elliptic-ovate, 5–13 × 3–9 cm, abaxially light or grayish green, sparsely pubescent with appressed trichomes, papillate, veins 6 or 7(–9), abaxially raised and slightly purplish, base subrounded, apex acute or acuminate. Corymbose cymes terminal, 5–14 cm in diam., pubescent with appressed trichomes. Flowers 8–9 mm in diam.; buds nearly orbicular, shortly pedicellate. Calyx teeth ca. 0.5 mm, taller than disk. Petals oblong-lanceolate, 3–4.5 × 1–1.6 mm. Stamens longer than petals; filaments whitish, 4–5 mm. Style 2–3 mm, glabrous. Fruit purplish red or bluish black, globose, 6–7 mm in diam.; stones globose, 5–6 mm in diam., inconspicuously 8-ribbed. Fl. May–Jun, fr. Jul–Sep. 2n = 20.Broad-leaved or mixed broad-leaved and coniferous forests; 200–2600 m. Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Liaoning, Shaanxi, Shan- dong, Shanxi, Sichuan, Taiwan, Xizang, Yunnan, Zhejiang [Bhutan, N India, Japan, Korea, Myanmar, Nepal, ?Sikkim]. An oil used in the lubricating and soap industry is extracted from the fruit. The large, conspicuous, white inflorescences, layered branching pattern, and pagoda like shape of the tree make it a good garden ornamental. The leaves are used in folk remedies to relieve pain and to reduce swelling.
Comments
A gorgeous tree with horizontal branches creating a tiered effect, accentuated by the masses of small near-white flowers on every branch; fruit a blue-black berry;shiny leaves turn red in fall; resistant to anthracnose; native to China and Japan.