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Dahlia
Dahlia pinnata
I will explain the growth characteristics, propagation methods, cultivation methods, garden uses, and major pests and diseases and control methods of Dahlia pinnata. Growth Characteristics Dahlia pinnata is a perennial plant belonging to the Asteraceae family, characterized by its bright and colorful flowers. It grows to a height of approximately 30 cm to 150 cm and blooms from summer to autumn. It thrives in sunny locations and shows optimal growth in well-drained soil with moderate moisture. Propagation Methods Dahlias can primarily be propagated by root division and seed propagation. - Root Division: Divide and plant the roots in late autumn or early spring. It is recommended to divide the roots leaving two or three shoots per root. - Seed Propagation: Sow seeds indoors in the spring, then transplant the seedlings outdoors once they have grown sufficiently. Cultivation Methods - Soil Preparation: Fertile and well-drained soil is required. Mix in plenty of compost or fertilizer before planting. 2. Planting: It is best to plant in the spring after the last frost. Plant divided roots or prepared seedlings at intervals of approximately 30–60 cm. - Watering: Water regularly, but avoid overwatering. During the growing season, water deeply 1–2 times a week. - Fertilization: During the growing season, it is recommended to use compound fertilizer every 4–6 weeks. Uses in the GardenDahlias are used for various purposes due to their showy flowers, such as decorating garden edges or adding accents to flower beds. Combining varieties of different colors and sizes can create a beautiful landscape. Important Pests and Diseases & Control Methods Dahlias may be susceptible to the following pests and diseases: - Diseases: Leaf mold and damping-off may occur. To prevent this, ensure good ventilation and remove diseased leaves. - Pests: Aphids, moths, and snails can cause damage. To control this, you can use eco-friendly pesticides, or consider chemical control if the damage is severe. Dahlia pinnata is relatively easy to care for and is a good choice to bring life to your garden by offering flowers of various colors and shapes.
Plant Family
Asteraceae
Height
1.5~2m
Colors
Purple, red, orange
Bloom Period
July to October
Water Needs
commonly
Exposure
Sunny
Freezing Resistance
-5°C
Dictilloriza Elata
Dactylorhiza elata
Dahlia 'Yellow Star'
Dahlia hybrid
'Yellow Star'