Helenium 'Jimbelston'

Helenium autumnale 'Zimbelstern'

The following is information regarding Helenium 'Zimbelstern' (Helenium autumnale 'Zimbelstern').

Growth Characteristics
- Scientific Name: Helenium autumnale 'Zimbelstern'
- Plant Form: Perennial herbaceous plant
- Size: Grows to a height of approximately 80–120 cm.
- Flowering Season: Blooms mainly from summer to autumn.
- Flower Color: Has bright yellow flowers. The center may be a darker shade.

Propagation Methods
- Seeds: Can be propagated by seeds. Sow seeds indoors in the spring and transplant outdoors in late spring.
- Division: Can be propagated by dividing the root clumps in spring or autumn. It is recommended to do this every few years for healthy growth.

Cultivation Methods
- Soil: Prefers fertile, well-drained soil.
- Sunlight: Grows well in locations that receive ample sunlight.
- Watering: Water thoroughly when the soil is dry. Watering requires special care during dry periods.
- Fertilizer: Applying a small amount of slow-release fertilizer in early spring is recommended to promote growth.

Uses in the Garden- Due to their vibrant flower colors, Heleniums are excellent for decorating borders or serving as accents in flower beds.
- They attract bees and butterflies, thereby increasing ecological diversity.

Important Pests and Control Methods
- Most common diseases: Fungal diseases (powdery mildew, rust, etc.), aphids, etc.
- Control methods:
- To prevent disease, plant in a well-ventilated area to avoid overwatering.
- Remove aphids using soapy water upon early detection, or use appropriate chemical insecticides if necessary.
- If fungal diseases occur, immediately remove the infected parts and control them using appropriate antimicrobial agents.

Although Helenium 'Zimbelston' is relatively easy to care for, regular observation and maintenance are necessary to ensure healthy growth.

Plant Family	Asteraceae
Height	90~120cm
Spread	30~60cm
Colors	yellow
Bloom Period	July~August
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-20°C

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