Photo of Syringa vulgaris 'Firmament' flower by Briggs Plant Propagators

Photo by Briggs Plant Propagators

Used with permission, all rights reserved

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Syringa vulgaris 'Firmament'

Also Known As

  • Firmament Common Lilac

Plant type

shrub

size

  • H: 8'-10'
  • W: 6'-8'

planting zones

  • 3a-9b

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Syringa vulgaris 'Firmament' plant details

Syringa vulgaris 'Firmament' is a broadleaf deciduous shrub with green foliage. In spring and summer blue flowers emerge. Attracts butterflies making it an excellent addition to pollinator gardens. Grows well with sun - bright shade and occasional water. Does well in gritty and well-drained soil.

CHARACTERISTICS OF Syringa vulgaris 'Firmament'

Plant type: shrub
Plant family: oleaceae
Foliage: deciduous green
Mature size: 6 FT - 8 FT - wide, 8 FT - 10 FT - tall
Flowers: blue blooms in spring and summer
Uses: cutting garden, fragrant

GROWING CONDITIONS for Syringa vulgaris 'Firmament'

USDA Zones: 3a - 9b
Sun exposure: sun - bright shade
Watering frequency: occasional
Resistant to: deer
Soil needs: gritty and well-drained

Nursery contributed plant descriptions

Large single and fragrant flowers are light blue like the sky above. One of Lemoine's first blue lilacs.

Gardening facts about Syringa vulgaris 'Firmament' plant

How to Grow Syringa vulgaris 'Firmament'

  • Sun Exposure

    • sun - bright shade
  • Water Needs

    • occasional
  • Soil Needs

    • well-drained
    • gritty

Features

  • Foliage Color

    • green
  • Flower Color

    • blue
  • Wildlife

    • butterflies
    • deer resistant
  • Flower Season

    • spring
    • summer
  • Foliage Season

    • deciduous
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