When does the chrysanthemums bloom?
As the first of the famous traditional flowers in China, chrysanthemums are popular for their diverse shapes and colorful colors. But are you aware of the differences in flowering periods between different chrysanthemum varieties? This article will systematically analyze the flowering rules of eight major types of chrysanthemums and reveal how modern horticultural techniques control flowering. Chrysanthemum variety Chunju that blooms in spring and summer: The temperature-controlled pioneer spring chrysanthemum blooms from March to April under natural conditions. The flowering period can be advanced to the Spring Festival by filling in the greenhouse. The suitable growth temperature is 15-20℃, and the flowering period can be extended for 30 days by controlling the light intensity through the sunshade net. Summer chrysanthemum: The miracle of double flowering period is also known as Wujiu chrysanthemum. It can bloom twice in May and September through picking. It is recommended to prune residual flowers in time after the first flowering, and combine with phosphorus and potassium fertilizer supplements to increase the number of secondary flowering by 40%. Chrysanthemum family Zaoqiu chrysanthemum in full bloom in autumn: September Golden Armor Soldiers include medal chrysanthemum, Persian chrysanthemum and other varieties, with a flower diameter of 5-8cm. Short-day treatment (daily light ≤12 hours) can flower 2 weeks earlier, which is especially suitable for National Day scenery. Late autumn chrysanthemum: The legend of frost falling is represented by the unique chrysanthemum and cliff chrysanthemum, which bloom from October to November. Low-temperature exercise (8-10℃ at night) can thicken petals by 30%, significantly enhancing frost resistance. Cold chrysanthemum variety Dongju, which is arrogant in winter: Dancers in ice and snow bloom from December to January of the following year, and need to be grafted with cold-resistant rootstocks. Covering pine needles with a thickness of 3 cm can ensure safe overwintering in a-10 ℃ environment. Four Seasons Chrysanthemum: Anniversary Ornamental Tips Through crossbreeding of new varieties, combined with LED filling light (red light 660nm+ blue light 450nm) and temperature control, cyclic flowering can be achieved throughout the year, with the annual flowering volume per plant reaching 200 flowers.
From the first bloom of spring chrysanthemums to the proud frost of winter chrysanthemums, chrysanthemums decorate the four seasons with a ten-month-long flowering period. Modern horticultural technology has broken the boundaries of nature, making it possible to "open autumn chrysanthemums in winter" and "release cold chrysanthemums in summer" through light and temperature control, variety improvement and other means. By mastering these rules, you can also create your own chrysanthemum calendar.