When Does the Dahlia Bloom? A Detailed Guide to the Latest Blooming Season
The dahlia is also known as dahlia, Dali flower, East Asian chrysanthemum, passionflower, sweet potato flower, etc. It is a perennial herbaceous plant of the genus Dahlia in the Asteraceae family, native to Mexico. Mexicans regard it as a symbol of generosity and magnificence, and therefore honor it as the national flower. It is now cultivated in most countries around the world and is known as one of the world's famous flowers. Now let us take a look at when the dahlia blooms!
When does the dahlia bloom?
When planted outdoors, the dahlia blooms from May to June and from September to November, and in midsummer it goes dormant and does not bloom. In southern China it blooms from February to June in spring. The dahlia is popular for its long blooming period, flowering continuously from autumn to spring, with each flower lasting 1 month and the blooming period lasting half a year.
What colors do dahlia flowers come in?
Dahlia flower colors fall into seven major color series: red, purple, white, yellow, orange, dark, and bicolor. The flowers are single or double. Single flowers stay open for a shorter time, while double flowers stay open longer. Flower characteristics and petal shape variations are the main basis for variety identification. There are variety groups with flower types such as ball type, chrysanthemum type, peony type, decorative type, dish type, plate type, hydrangea type, and herbaceous peony type. They are famous for their magnificent colors and beautiful flowers.
Reasons why dahlias do not bloom
1. Improper care: Factors such as sunlight, watering, and temperature may cause poor growth of the dahlia. Insufficient sunlight or excessive watering can cause the plant to grow leggy and produce only leaves without flowers. Excessive fertilizing or overly wet potting soil can cause poor root respiration, leading to root rot, which likewise affects blooming.
2. Pest and disease infection: During the dahlia's blooming period, that is, when the flower buds are differentiating, if it is disturbed by pests and diseases, the flower buds will have difficulty differentiating, and it will also be difficult for it to bloom.
What should be done if the dahlia does not bloom?
1. Light: Whether there is sufficient light is key to growing dahlias. Insufficient light will cause the branches to grow leggy and weak. Because the nutrients in the plant are insufficient, it will either not bloom or bloom less.
2. Fertilizing: Sufficient base fertilizer must be applied before planting or before the plant sprouts. If the base fertilizer is insufficient, the number of topdressings can be appropriately increased.
3. Cold protection: In relatively cold regions, after winter begins some dry grass and the like should be spread on the ground, or the dahlia's tuberous roots should be dug out and dried, then stored indoors, and potted or planted in the ground around Qingming of the following year.