- Corn flower
Botanical name: centaurea cyanus
Beginner friendly?: yes
Average size at maturity: up to 3 ft in height and 1 ft in width
Bloom time: late spring through fall
Hardy zone: zones 4-8
Flower color: blue, purple, white, red, pink
Foliage color: green
Growth rate: can reach fully mature size in first growing season
Pruning instructions: deadhead as needed
Propagation methods: propagate by sowing
Landscape use: mass planted flower beds, borders, container plant
Light needs: 6 hours of sun per day
Special features: attracts pollinators
Watering instructions: allow the first 2 inches of soil to dry between watering sessions
Fertilizing instructions : use a slow-release all purpose flower food fertilizer once a year in the early spring
Best time to plant: spring, early summer
Best type of soil: loam
Companion plants: red poppies
Toxicity level: non-toxic for humans and pets
Invasive species: invasive
