The Red Centaurea Cyanus Flower Seeds produce beautiful biennial blooming plants that thrive in temperate climates and bloom in the summer. These seeds are perfect for those looking to grow their own outdoor plants without much difficulty. The seeds are very easy to cultivate and come in a variety of Centaurea Cyanus. Each pack contains 100 seeds.
Species and varieties: Centaurea cyanus, commonly known as cornflower or bachelor's button, is a species of flowering plant in the family Asteraceae. The red variety is a cultivated form of the traditional blue cornflower.
Hybrid or heirloom: The red centaurea cyanus can be found in both hybrid and heirloom varieties. Heirloom varieties are open-pollinated and have been passed down through generations, while hybrid varieties are bred for specific traits such as color and disease resistance.
Pruning and training: Deadheading spent flowers will encourage continuous blooming. No significant pruning is required, but thinning seedlings to about 6-12 inches apart will help prevent overcrowding and promote healthy growth.
Fertilization needs: Centaurea cyanus does not require heavy fertilization. A light application of a balanced, all-purpose fertilizer at planting time is usually sufficient. Over-fertilization can lead to excessive foliage growth at the expense of flowers.
Hardiness zones: Centaurea cyanus is suitable for USDA hardiness zones 2-11. It is a hardy annual that can tolerate a wide range of temperatures.
Climate requirements: This plant prefers full sun and well-drained soil. It can tolerate poor soil conditions and is drought-resistant once established. Ideal growing temperatures range from 60°F to 70°F (15°C to 21°C).
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