Closeup of the purple flowers

‘Declaration’

Lilac

Syringa x hyacinthiflora

'Declaration'

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Closeup of the purple flowers
  • Fragrant
  • Disease resistant
  • Hardy
Description
Selected at the U.S. National Arboretum for its very large, fragrant, dark reddish-purple flowers and clean foliage. It has an upright habit and good mildew resistance.

USDA Zone 2 - 7 (-50°F/-45°C)

icon visually displaying the size and shape of this plant variety

Exposure Full sun

Height 8 - 10'

Width 8 - 10'

Finish Time 1 season

Type Deciduous

Bloom Time Early-mid spring

Flower Color Pink

Foliage Color Green

Liner Sizes 2 1/4", 4"

Soil Prefers neutral to alkaline soils, but is fairly adaptable. Good drainage is imperative.

Pruning Blooms on old wood - prune after flowering if desired.

Uses Hedges; mixed borders; foundation plantings; specimen.

Growing Tips Plant in full sun and with good air circulation for best performance. Deadheading is beneficial but not required.