Dahlia, native to Mexico, is the most widely cultivated ornamental plant in the world. According to statistics, dahlia has more than 30000 varieties, which is one of the species with the most flower varieties in the world. Dahlia is one of the world's famous flowers with various colors and shapes.

Dahlias like half shade environment. If the sunlight’s too strong, it will affect their flowering. The illumination time is generally 10 ~ 12 hours a day. When cultivating seedlings, avoid direct sunlight. They like a cool climate. They bloom the largest, brightest, and most prosperous in late September, but they are not resistant to frost. The stems and leaves wither immediately after frost. The temperature requirement is not strict during the growth period. They can grow at 8 ~ 35 ℃, and 15 ~ 25 ℃ is appropriate. Dahlias are not resistant to drought and waterlogging. Generally, potted plants only need to be watered when the soil is dry. Dahlias are suitable for cultivation in fertile sandy soil with loose soil and good drainage.

Dahlias are known as one of the world-famous flowers mainly because of their long flowering period and large flower diameter. In the northern region, the flowering period is from May to mid-November. Under suitable temperature conditions, they can bloom continuously for the whole year, but the flowering is the most prosperous after autumn. The maximum flower diameter of boutique Dahlia can reach 30 ~ 40cm, which is unusual among flowers.

Dahlias are easy to plant and have good planting effect. They can be planted by ordinary families. The root tubers can be planted in late March and bloom in mid-June and can last until the frost period. They can not only beautify the courtyard, but also bring economic benefits to farmers.

Dahlias represent elegance and magnificence. Dahlias are elegant and magnificent, comparable to peonies. Mexicans regard them as a symbol of generosity and richness, and respect dahlias as their national flowers.