Plant Library

Bachelor Button montana Blue

Common Name: Bachelor Button

Botanical Name: Centaurea

Variety: montana Blue

Blossom Color: Blue

Bloom Time: May-Jun

Zone: 3 to 8

Exposure: Sun/Pt Shade

Mature Height: 18

Mature Width: 24

Notes: (kent-ow-ree-a mon-tah-na) Cornflower blue flower heads with fringed margins. June-July. 12-24 inches. Will rebloom if cut back. Average well-drained soil. Cut. Drought tolerant. Borders. Also known as ‘perennial cornflower’.