Austroblechnum penna-marina ssp. alpinum 'Cristatum' (Syn. Blechnum), Crested Alpine Water Fern West Coast native Minimum temperature: -40°

Minimum temperature: -40°

while pink flowers ascend erect to arching towers above the fronds May to late June

but you won't mind waiting for a second Valentine's Day

Mature size: 15-30 feet tall & 25-30 feet wide

evergreen shrub with glossy

Austroblechnum penna-marina ssp. alpinum 'Cristatum' (Syn. Blechnum), Crested Alpine Water Fern West Coast native Minimum temperature: -40°Highly dense, low evergreen fern with branched front tips. New fronds emerge each spring with a red, coppery color, more vibrant with more light. Prefers light shade with rich, evenly moist, well drained soils, though an established plant can handle some drought. These ferns will grow in sun, but will require much more water to maintain their beauty regimen through the summer. We recommend planting under a deciduous tree or shrub to get the full