Buddleja 'Silver Frost'

Buddleja 'Silver Frost' is a hybrid cultivar raised by Michael Dirr and his team at the University of Georgia, US, from a crossing of 'Lochinch' and an unnamed variety.^[1][2][3] 'Silver Frost' grows rapidly to a height of about 2.0 m and is distinguished by its silver-grey foliage allied with upright panicles of pure white flowers.^[1] As of 2013^[update], 'Silver Frost' is only cultivated in the US and Canada. Hardiness: USDA zones 5–9.^[1]

Buddleja hybrid
Cultivar	'Silver Frost'
Origin	University of Georgia, Athens, US

References

1. Stuart, D. D. (2006). Buddlejas. RHS Plant Collector Guide. Timber Press, Oregon. ISBN 978-0-88192-688-0
2. "Buddleja 'Silver Frost' - Trees and Shrubs Online". treesandshrubsonline.org. Retrieved 2021-12-04.
3. Hawke, Richard (August 2015). "Beyond the Basic Butterfly Bush" (PDF). Fine Gardening. pp. 30–36.