Delphinium 'Blue Butterfly' - 1 Gal.


Delphinium grandiflorum 'Blue Butterfly'

Dense stems of deep lobed foliage form a tight, compact mound that give rise to spikes of double bright blue flowers starting in late May. Long blooming with great form, this selection will add color to the garden throughout the summer. Long blooming with great summer color.  Perfect for massing for a wave of color in the front or middle of a garden. Great, long lasting color in a mixed perennial container. 

Plant Details

Zone: 3 - 8

Mature Size: 12-16in High x 12-16in Wide

Growing Tips

Cut back after initial flowering to encourage repeat bloom and dense habit. Prefers a rich, compost laden, moist, well drained soil. Feed yearly with an organic fertilizer. Cut back to near ground level in the late fall after a hard freeze.

Availability and quality confirmed as of Tuesday, April 16 2019

Wondering what the #1, #2, #15 mean? The nursery industry uses these numbers to identify pot size. Wondering what size to buy? Check out this handy container comparison picture below. 

Plant Size Guide

Below is the most current USDA hardiness zone map. All of our products can be found by your particular winter hardiness zone shown below.


Product reviews by Rivio