What Flowers Are Suitable for Rizhao
Situated on the shore of the Yellow Sea, Rizhao boasts a temperate monsoon climate and an average of 2533 hours of abundant sunlight per year, creating a golden environment for plant growth. Its characteristics of no severe cold in winter and no intense heat in summer, combined with a humidity level of 72%, make it a名副其实 "Flower City of the North."
Rizhao Courtyard Flower Planting Guide
Four-Season Suitable Flower Varieties
In open-air courtyards, cosmos and zinnias form a summer and autumn flower carpet, while wintersweet and pearl viburnum adorn the winter scenery. Traditional famous flowers such as peony and牡丹 are complemented by climbing plants like wisteria and trumpet creeper, and shade-tolerant varieties like iris and daylily can be planted in shaded areas.
Special Flower Combination Scheme
For sunny areas, the tree combination of osmanthus + ginkgo + hibiscus is recommended, with the middle layer paired with hollyhock + dahlias + lilac, and the ground cover layer using purple flower viola and daylily to create a three-dimensional landscape. In coastal areas, salt-tolerant plants like lythrum salicaria, iris, and black-eyed Susan are suitable.
Rizhao City Flower and Tree Cultural Heritage
Historical Witness of the Osmanthus King
The 300-year-old ancient osmanthus tree in the Rizhao Sub-district Office has a trunk diameter of 1.2 meters. It blooms golden flowers around the Mid-Autumn Festival every year, and its fragrance can spread over a radius of 100 meters. The ancient osmanthus is propagated using the layering technique and still maintains vigorous vitality.
Ecological Value of Ginkgo Trees
As a relic plant from the glacial period, the Rizhao ginkgo tree group has 38 ancient trees over a thousand years old. The golden leaf scenery in autumn can last for 45 days, and the extracts from the leaves are widely used in the development of local health products, forming a characteristic industry chain.
When planning courtyard landscapes in Rizhao, it is recommended to use the city flower, osmanthus, as the main plant, paired with ginkgo to form a framework, and plant suitable perennial flowers at the bottom layer. Regular application of fermented soybean cake fertilizer can enhance the fragrance of the osmanthus, and a spacing of more than 5 meters is required for ginkgo planting to ensure sunlight.