Nanho Blue Butterfly Bush
Plant Bio:
Nanho blue butterfly bush is a great cultivar of butterfly bush that features mauve-blue flowers. It is a deciduous shrub with an arching, spreading habit. It blooms from June through to September and sometimes all the way until first frost. The flowers are fragrant and sit atop willowy gray-green foliage. Makes a great cut flower.
Watering Requirements
Regularly – weekly, or more often in extreme heat or in containers. At least 1” per week.
Feeding Requirements
Once a year with a balanced slow-release fertilizer. Apply in late spring after the last frost.
Pruning Time & Tips
Annually in late winter or very early spring. Cut back to 12’ above the ground to rejuvenate next year’s growth.
Common Pests & Diseases
Spider Mites, Nematodes and Downy Mildew.
Maturity
4-5’ x 5-6’
Troubleshooting:
Pesticide use on this shrub is generally discouraged, particularly when in bloom, because of the wide variety of beneficial insects present at that time. Should you spot unwanted pests, opt for mechanical removal methods, like spraying down the foliage with the water from a hose to dislodge them.
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