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Cornus sericea is a popular ornamental shrub that is often planted for the red coloring of its twigs in the dormant season. The cultivars 'Bud's Yellow', [ 10 ] 'Flaviramea' [ 11 ] with lime green stems, and 'Hedgerows Gold' [ 12 ] (variegated foliage) have gained the Royal Horticultural Society 's Award of Garden Merit (confirmed in 2017).
Cornus foemina is as an understory tree and tolerates heavily shaded conditions, but will have more prolific fruiting with strong sunlight. [8] [page needed] Cornus foemina tolerates shaded and sunny conditions equally well, with a slight preference for sunny conditions. [15] Cornus foemina has a good tolerance to drought but is prone to ...
Other Cornus species are stoloniferous shrubs that grow naturally in wet habitats and along waterways. Several of these are used along highways and in naturalizing landscape plantings, especially those species with bright red or bright yellow stems, particularly conspicuous in winter, such as Cornus stolonifera .
Cornus canadensis is a slow-growing herbaceous perennial growing 10–20 centimetres (4–8 inches) tall, generally forming a carpet-like mat. The above-ground shoots rise from slender creeping rhizomes that are placed 2.5–7.5 cm (1–3 in) deep in the soil, and form clonal colonies under trees.
Like the related Cornus florida, it is very susceptible to dogwood anthracnose, a disease caused by the fungus Discula destructiva. Fungal activity is greatest from May to July, although it can be active any time conditions are moist and the plant is growing. Infected leaves become blotched and drop, and defoliation can be extreme.
Cornus drummondii has low water requirements and grows in shaded or partially shaded areas. Will grow in dry or moist alkaline soil. Cornus drummondii can be grown in sandy, sandy loam, medium loam, clay loam, and clay soils. Unlike many other dogwoods, roughleaf dogwood is very adaptable and can grow in a multitude of conditions. [5] [7]
This plant may grow from 15 to 25 feet tall and 20 to 32 feet wide. Its leaves are elliptic to ovate and grow to 2–5 inches (5–13 cm) long and 1–2 inches (25–51 mm) broad, arranged alternately on the stems, not in opposite pairs typical of the majority of Cornus species. The leaves are most often arranged in crowded clusters around the ...
Shrub. Cornus amomum is a deciduous shrub growing to 5 m (16 + 1 ⁄ 2 ft) tall. The leaves are opposite, up to 10 cm (4 in) long and 7 cm (2 + 3 ⁄ 4 in) broad, oval with an acute apex.