Native Plants - U to Z

Viola adunca
Early Blue Violet
Violaceae

A very short, small native perennial that is a welcome sign of spring. Flowers in various shades of blue and purple. Habitats are grasslands and open woods.

Bloom Time: May, June.
Height: 10 - 20 cm (4 - 8")
Growing conditions: Sun or semi-shade. Self-seeds readily.
Sow seeds in fall or stratify them.
Viola canadensis
Canada Violet
Violaceae

Short perennial groundcover. This is our tallest violet and our only woodland violet.
White flowers tinged with purple and kidney-shaped leaves. Habitat is moist woods.
Flowers are edible.

Bloom time: May - September.
Height: 20- -30 cm (8 - 12")
Growing conditions: a very adaptable species that can form large patches by means of underground stolons. Sow seeds in fall or stratify.
Viola pedatifida
Crowfoot Violet
Violaceae

Our showiest and most unusual violet. Has unique deeply cut leaves that look a little like a Crow's foot; and purple-blue flowers. It is rare in the Edmonton area for 2 reasons. This area is the northern limit of its range and it prefers sandy well-drained slopes.

Bloom time: June - July.
Height: 10 - 20 cm (4- -8")
Growing conditions: Does best in sandy well-drained soil. Sun or semi-shade. Self-seeds freely and is easy to grow from seed. Collect the seeds when the seed capsule is pointing straight up, but hasn't yet opened. Sow in fall or stratify, cover seeds lightly.
Zizia aptera
Heart-leaved Alexander

Medium-sized perennial with glossy green foliage and golden-yellow flat-topped flowers.
A member of the carrot family, it attracts bees and other beneficial insects. Habitats include damp meadows, open woods, shrubby slopes and wetland margins.

Bloom time: June, July.
Height: 40 - 60 cm ( 16 - 24")
Growing conditions: Sun or semi-shade, damp soil. Self-seeds, and is fairly easy to grow from seed. Sow in fall, or stratify. Cover lightly.