Description
Osmanthus heterophyllus 'Ogon' (Holly Osmanthus)
Description:
Osmanthus heterophyllus 'Ogon', commonly known as Holly Osmanthus or False Holly, is an evergreen shrub celebrated for its vibrant, golden-yellow foliage. This cultivar typically grows to a height of 1.8 to 2.4 meters (6 to 8 feet) and spreads about 1.2 to 1.8 meters (4 to 6 feet) wide. The leaves are glossy, leathery, and resemble holly, with a serrated edge, enhancing its ornamental appeal.
Foliage:
The 'Ogon' cultivar is particularly noted for its luminous yellow to chartreuse leaves, offering a striking contrast in the garden year-round. New growth often appears with a brighter golden hue, maturing to a rich yellow-green.
Flowers:
In late autumn to early winter, Osmanthus heterophyllus 'Ogon' produces small, fragrant white flowers. While the blooms are not especially showy, their sweet fragrance can perfume the surrounding area, adding a sensory delight to the garden.
Growing Conditions:
'Ogon' thrives in well-drained soil and adapts well to a range of soil types, from clay to sandy loam. It prefers full sun to partial shade, with more intense foliage color in sunnier spots. This shrub is relatively low-maintenance, requiring minimal pruning to maintain its shape. It is suitable for USDA zones 7-9, which corresponds to temperate regions in Australia, such as parts of New South Wales, Victoria, and Tasmania.
Uses:
Ideal for hedging, border planting, or as a specimen shrub, Osmanthus heterophyllus 'Ogon' provides year-round interest and a splash of color. Its dense foliage makes it an excellent choice for privacy screens or windbreaks. It also works well in mixed borders, offering contrast against darker green plants.
Maintenance:
This shrub is generally pest and disease resistant, making it a reliable choice for low-maintenance landscapes. Regular watering during establishment and occasional feeding with a balanced fertilizer will keep it healthy. Pruning, if necessary, is best done in late winter to early spring before new growth begins.
Summary:
Osmanthus heterophyllus 'Ogon' is a versatile and attractive evergreen shrub with bright golden-yellow foliage and fragrant white flowers. Its robust nature and striking appearance make it a valuable addition to Australian gardens, particularly in temperate regions.