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Katanangke Cairulea
Catananche caerulea
Catanche caerulea is a perennial flowering plant native to the Mediterranean region, commonly known as "Bachelor's Button." Growth Characteristics- Growth Habit: It grows upright, reaching a height of approximately 60–80 cm. - Leaves: It has narrow, long, grayish-green leaves that emerge in clusters from the base. - Flowers: It blooms from summer to early autumn with blue to purplish flowers; due to its long flower stalks, it is also popular as a cut flower. - Sunlight: It thrives in sunny locations but can adapt to partial shade to some extent. - Soil: It prefers well-drained soil and shows optimal growth in fertile soil. Propagation Methods- Seed Propagation: Seeds can be sown directly in the spring, or seedlings can be grown indoors and then transplanted outdoors. - Division: Mature plants can be propagated by dividing them in spring or autumn. Cultivation Methods- Watering: Although it is drought-tolerant, water regularly during late spring and summer when the growing season begins. - Fertilizer: Apply general ornamental fertilizer in the spring to support the growth period. - Pruning: Remove withered flowers after they have faded to encourage new blooming. Uses in the Garden- Due to its decorative flowers, it is used not only as a cut flower but also for garden borders, flower beds, and rock gardens. - It can be interplanted with other flowering plants to create a variety of colors. Important Pests and Diseases & Control Methods- Diseases: Generally, there are no major diseases, but care must be taken with drainage as root rot can occur due to poor drainage. - Pests: Early control using soapy water is effective in the event of an infestation of aphids. - Control Methods: In organic farming, natural enemies or physical removal methods can be used, and chemical agents should be used as a last resort. This concludes the basic information regarding the cultivation and management of Catanque kaerulea. Consistent care will yield good results.
Plant Family
Asteraceae
Height
30~90cm
Spread
25~30cm
Colors
purple, magenta
Bloom Period
June to August
Water Needs
Bad
Exposure
Sunny
Freezing Resistance
-15°C
Katananke 'Alba'
Catananche caerulea
'Alba'
fern
Catapodium rigidum