Leucanthemum x superbum 'Alaska'

Alaska Shasta Daisy

Leucanthemum × superbum ‘Alaska’ (Shasta Daisy) is a classic perennial with an upright, clumping habit, featuring dark green foliage and large, crisp white daisy flowers with bright yellow centers that bloom from early to mid-summer. Known for its strong stems and reliable performance, it is a staple in sunny perennial gardens and an excellent cut flower.

Type: Perennial
Mature Size: 18–24" W × 24–36" H
USDA Zones: 5a–9b
Form: Upright, clumping

Light: Full sun
Soil / Water: Well-drained, average soils; moderate water, prefers consistent moisture but tolerates short dry periods
Bloom Time / Length: Early to mid-summer; long-lasting (4–6 weeks)

Wildlife: Bees, butterflies

Features & Landscape Uses:
Excellent for borders, mass plantings, and cutting gardens. Provides bright, clean color in perennial beds and pairs well with other summer bloomers. Ideal for fresh cut arrangements with strong, upright stems.

Care:
Deadhead regularly to extend bloom time and keep plants tidy. Divide every 2–3 years to maintain vigor. Avoid poorly drained soils, especially during winter months.

Plant type

Perennial

Height

24-36''

Width

18-24"

Hardiness zones

5–9

Sunlight

Full Sun

Growth rate

Fast

Bloom time

Early Summer, Late Spring, Summer

Flower color

White

Leaf color

Olive Drab

Fall color

Green

Attracts

Bees, Butterflies

Soil

Average, Well Drained

Landscape use

Border, Drought Tolerant Landscapes, Mass Planting

Shape

Clumping, Upright

Fragrant

Yes

Drought tolerant

No