The Royal Horticultural Society has given this cultivar its coveted Award of Garden Merit. "Outstanding dwarf Buddleja. Lovely habit. Eas...Read Morey plant with a nice bright colour. Average inflorescence size 23x6cm. Height and spread 100x200cm." http://apps.rhs.org.uk/planttrials/TrialReports/Buddleja 201...
The cultivar name is 'Monum'. "Petite Plum" is a proprietary trademark. It's known as "Nanho Purple" in the UK, but is not the same as 'Nanho Purple' in the US.
Like all B. davdii cultivars, this requires weekly deadheading for it to look and bloom its best.
Buddleias are fairly short-lived shrubs, 5-10 years is common.
In some places, B. davidii can be an invasive weed: England, France, New Zealand, and the states of Oregon and Washington. It has naturalized in eastern N. America but is not considered invasive there. Recent cultivars are usually selected for dramatically reduced fertility.
This species provides food for a short list of butterfly caterpillars, but none of them are native to the continental US. [HYPERLINK@en.wikipedia.org]
The Royal Horticultural Society has given this cultivar its coveted Award of Garden Merit. "Outstanding dwarf Buddleja. Lovely habit. Eas...Read More