Calamagrostis x acutiflora 'Avalanche' - Variegated Feather Reed Grass

Calamagrostis x acutiflora 'Avalance' is very similar to C. 'Overdam', but with more green than white in the leaves, and a bit shorter when in flower.

Excellent cut flower.

Description: cool season; clump forming
Foliage is variegated green margins with white center; medium blade width; 50-75 cm (20-30") tall
Flowers in June through July at 110-120cm (44-48") in height; will most likely remain upright throughtout the winter

Ideal conditions: full sun to part shade (particularly in hot climates); moist to wet fertile soil; tolerates a wide range of soil types including dry sandy soil; thrives in clay soil

Coldest zone: 3 (find your zone; further info on plant hardiness)

Landscape Uses: works well as a specimen or incorporated into a border; makes a good low screen, especially in somewhat shady areas. Use as a backdrop for roses and other perennials. Wonderful dried, either on its own or in arrangements.

Partner with: Veronicastrum, Aster, Rudbeckia, Sedum, Eupatorium, Monarda, Boltonia asteroides 'Snowbank', Sorghastrum nutans 'Indian Steel', Crambe cordifolia

Season of interest: May to winter

When to plant: early to late spring and early fall

When to cut down: in early spring, just before the new growth starts

Drought tolerance rating: 2 (water to root depth once every 2 weeks); further info

Recommended spacing between plants: 50-100 cm (16-36") why such a difference?

Pronunciation: Calamagrostis (kal-ah-mah-GROS-tis) acutiflora (ah-KYOO-tih-flor-ah)


More ornamental grasses

Compare Calamagrostis acutiflora 'Avalanche' to our other grasses in this handy chart.


Calamagrostis acutiflora 'Avalanche'
Calamagrostis acutiflora 'Avalanche'