Photo of Allium senescens 'Blue Twister' flower by Patrick Standish

Photo by Patrick Standish

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Buy Allium senescens 'Blue Twister'

Also Known As

  • Blue Twister Flowering Onion

Plant type

perennial, herb, bulb / corm / tuber

size

  • H: 8"-12"
  • W: 4"-12"

planting zones

  • 5a-10b

2-4 inch bagged root ball | $15

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Fewer than 25 at Cistus Nursery

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Allium senescens 'Blue Twister' plant details

Allium senescens 'Blue Twister' is a broadleaf semi-evergreen perennial bulb / corm / tuber or herb with blue foliage. In summer lavender flowers emerge. Features glaucous texture. Attracts bees, beneficial insects and butterflies making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and regular - low water. Drought tolerant once established. Does well in average, gritty, rocky and well-drained soil. A good option if you're seeking something heat tolerant and verticillium wilt resistant.

CHARACTERISTICS OF Allium senescens 'Blue Twister'

Plant type: perennial bulb / corm / tuber or herb
Plant family: amaryllidaceae
Foliage: semi-evergreen blue
Mature size: 4 IN - 12 IN - wide, 8 IN - 12 IN - tall
Flowers: lavender blooms in summer
Uses: container plant, easy-to-grow, long-blooming, rock garden, xeric

GROWING CONDITIONS for Allium senescens 'Blue Twister'

USDA Zones: 5a - 10b
Sun exposure: sun - mostly sun
Watering frequency: regular - low
Resistant to: deer and rabbit, heat and verticillium wilt
Soil needs: average, gritty, rocky and well-drained

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Nursery contributed plant descriptions

An Excellent selection of Allium senescens with twisted blue-green leaves. Great for the rock or xeric garden. Long display of lavender flowers starting in late spring to early summer. 12" tall. Full sun. scant summer water. Zone 5

Gardening facts about Allium senescens 'Blue Twister' plant

How to Grow Allium senescens 'Blue Twister'

  • Sun Exposure

    • sun - mostly sun
  • Water Needs

    • regular - drought tolerant
  • Soil Needs

    • average
    • well-drained
    • rocky
    • gritty
  • Special Situation

    • heat tolerant
    • verticillium wilt resistant

Features

  • Foliage Color

    • blue
  • Flower Color

    • lavender
  • Wildlife

    • beneficial insects
    • bees
    • butterflies
    • deer resistant
    • rabbit resistant
  • Flower Season

    • summer
  • Foliage Season

    • semi-evergreen
  • Texture

    • glaucous
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