Allium 'Serendipity' is a standout midsummer bloomer with rounded clusters of lavender purple flowers atop neat stems rising above fragrant blue green foliage. Its compact dome shape and dependable flowering make it an ideal choice for adding color and pollinator activity during the summer lull between other perennials. Blooms age gracefully and can be left to provide architectural seed heads.
Height & Spread: 15 - 20 in x 10 - 15 in
Bloom Time: Mid to late summer
Light Requirements: Full sun
Soil Preference: Average to sandy well drained soil
Watering Needs: Low; prefers dry conditions once established
Deer Resistance: Deer and rabbit resistant
Native Status
This ornamental cultivar is derived from hybrid allium selections and is not native to North America.
WILDLIFE & INSECTS
Bees
- Extremely attractive to native bees, honeybees, and mason bees gathering nectar and pollen.
Butterflies
- Provides midsummer forage for Skipper butterflies, Painted Ladies, and Sulphurs.
Moths
- Draws in duskywing moths and other small night flying pollinators during the later hours.
Beneficial Insects
- Encourages parasitic wasps, lacewings, and hoverflies that help manage aphid populations.
Spacing & Landscape Use
Spacing Recommendations
- Plant 12 - 15 in apart for a uniform clump or intersperse among mid height perennials.
Landscape Placement
- Ideal for filling seasonal gaps in mixed borders, or anchoring pollinator plantings with tidy form and consistent bloom.
Companion Plants
- Artemisia schmidtiana 'Silver Mound' - Soft silver foliage mirrors Allium’s neat form and offers strong texture contrast.
- Coreopsis grandiflora 'Sunray' - Bright yellow flowers play off the purple tones of Allium and extend summer color.
- Salvia x sylvestris 'Caradonna' - Deep stems and violet blooms offer a vertical accent among allium mounds.
- Agastache foeniculum (Anise Hyssop) - Aromatic, bee friendly blooms rise above the rounded allium heads.
- Echinacea purpurea 'White Swan' - White coneflowers provide height and cooling contrast behind Allium groupings.