Perennial Plant of the Year
Introducing the Society's 2017 Perennial Plant of the Year
Polymorpha (Giant Fleece Flower)
Giant fleece flower
is a spectacular, easy-care and long-blooming perennial. Masses of
frothy white flowers cover the vase-shaped plant from June to
August, fading to pinky beige in autumn. Leave standing to provide
winter interest, then cut stems back in early spring. Attractive to
butterflies and birds, but not deer and rabbits. Giant fleece
flower is a great plant for the back of the border, screening,
waterside plantings, and as a specimen plant.
Name: Giant Fleece Flower
Zone: Zone 3
Height: 150-200 cm
Spread: 100-125 cm
Exposure: Performs best in partial
shade or full sun.
Soil: Performs well in moist soil
Blooms: from early Summer to early
What is the Perennial Plant of the
A committee of local gardening experts select a special plant
each year to celebrate gardening and educate Calgarians about a
special bloomer in our area. The decision is based on the following
criteria. The winning perennial must be a plant that is:
- Suitable and reliable for Calgary's growing conditions,
- Has not been over used,
- Is readily available in garden centres,
- Is reasonably affordable to purchase.
2008 Pulsatilla vulgaris 'Rubra' (Pasque
2009 Calamagrostis x acutiflora 'Karl
Foerster' (Feather Reed Grass)
2010 Brunnera macrophylla 'Jack Frost'
(Jack Frost Siberian Bugloss)
2011 Aruncus dioicus (Goat's
2012 Helenium autumnale 'Mardi Gras' (
2013 Eutrochium maculatum 'Atropurpureum' (Joe Pye
2014 Veronica whitleyi
2015 Astrantia major
2016 Bergenia cordifolia 'Eroica'
2017 Persicaria polymorpha (Giant Fleece