Perennial Plant Association


	2009 Perennial Plant Symposium Program The 27th Perennial Plant Symposium - 2009, presented by the Perennial Plant Association, will be hosted in St. Louis,... click for details

	Potpourri of Perennials - Plants, Designs & Arrangements A special design seminar is offered by the Perennial Plant Association. This program has been designed for the benefit... click for details

	Gardens of East Central Europe Tour The 7th Perennial Plant Association tour to Europe is August 24 - September 6. The tour will commence in Berlin, Germany... click for details

	2009 PPA Marketing Product Catalog The 2009 PPA Marketing Product Catalog contains point of purchase materials created by the Perennial Plant Association.... click for details

	See Your Company's Name in Lights as a Symposium Sponsor Your company has the opportunity to support an educational organization devoted to improving the green perennial industry... click for details

	Reserve Your Symposium Trade Show Booth Today Be sure to send in your trade show booth registration early to ensure you get the best spot possible for your company's... click for details

HARDINESS	Zones 4-8 In colder areas, a winter mulch is beneficial.
LIGHT	Full sun preferred.
SOIL	Average to dry garden soil. Will withstand drought once established. Dislikes winter wet.
USES	As a specimen, in borders, or massed.
UNIQUE QUALITIES	A wonderful late-spring blooming perennial, 2-2 1/2 feet tall. Rigid spikes of dark blue-black flowers appear over aromatic blue-gray leaves in May and June.
PLANTING INFORMATION	Bare root plantings are most successful in early spring. Potted plants may be planted at any time in the growing season. Plant at the same depth as they wer in the pot. Water well until plants are established.
PROPAGATION	Propagate either by division or vegetative cuttings.