Photo of Clarkia speciosa ssp. immaculata flower by Annie's Annuals & Perennials

Photo by Annie's Annuals & Perennials

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Clarkia speciosa ssp. immaculata

Also Known As

  • Pismo Clarkia

Plant type

annual / biennial

size

  • H: 12"-18"
  • W: 18"-24"

planting zones

  • 1-11

More Options

Clarkia speciosa ssp. immaculata plant details

Clarkia speciosa ssp. immaculata is a broadleaf deciduous annual / biennial with green foliage. In spring and summer magenta, pink and white flowers emerge. Attracts bees and butterflies making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and regular water. Adapts to various soil conditions. Does well in average and well-drained soil.

CHARACTERISTICS OF Clarkia speciosa ssp. immaculata

Plant type: annual / biennial
Plant family: onagraceae
Foliage: deciduous green
Mature size: 18 IN - 24 IN - wide, 12 IN - 18 IN - tall
Flowers: magenta, pink and white blooms in spring and summer
Uses: border plant, container plant, cottage garden, cutting garden, edging plant, endangered, floriferous, self-sowing

GROWING CONDITIONS for Clarkia speciosa ssp. immaculata

USDA Zones: 1 - 11
Sun exposure: sun - mostly sun
Watering frequency: regular
Soil needs: average and well-drained

Nursery contributed plant descriptions

With its mass of gorgeous blooms and bushy, trailing form, you’ll love this rare and endangered CA native wildflower. Long-blooming from late Spring well into July or August, it forms a 14” by 24” mound of slender, green foliage on multi-branching stems. And, ahhh, the flowers, almost a solid mass of silky, 2.25”, cup shaped blossoms of bright rose with clear white centers. Great for front of bed, containers and a delightful and long lasting cut flower. Clay tolerant, but plant in rich, well-draining soil for best show. Drought and wind tolerant once established. Self-sows!

Gardening facts about Clarkia speciosa ssp. immaculata plant

How to Grow Clarkia speciosa ssp. immaculata

  • Sun Exposure

    • sun - mostly sun
  • Water Needs

    • regular
  • Soil Needs

    • adaptable
    • average
    • well-drained

Features

  • Foliage Color

    • green
  • Flower Color

    • white
    • pink
    • magenta
  • Wildlife

    • bees
    • butterflies
  • Flower Season

    • spring
    • summer
  • Foliage Season

    • deciduous
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