Double Bubble Floral Harmony
Allium spp.
- Quantity
- 4 unités
- Exposure
- Full sun
- Life cycle
- Bulbous perennial
- Hardiness
- Zones 3 to 8
Discover the plant
Double Bubble Floral Harmony (Allium spp.) combines four ornamental allium bulbs, with two producing white flowers and two producing soft lilac blooms. Their spherical umbels rise on slender stems reaching about 90 cm (35 in), creating an airy, architectural display in late spring. The contrast between clean white and gentle lilac adds rhythm and depth to garden compositions. Basal foliage supports spring growth before naturally declining after flowering. Highly cold-hardy, these alliums are well suited to Canadian and Quebec gardens and can return year after year when planted where excess moisture drains readily away from the bulbs.
Plant the bulbs in full sun and in light, loose, well-drained soil, as prolonged waterlogging can cause poor performance. Average garden soil with moderate fertility is generally sufficient, and additional fertilizer is seldom needed in rich ground. Plant from September through November, setting bulbs approximately 150 mm deep and spacing them 20 to 25 cm (8 to 10 in) apart. Water lightly after planting to settle the soil and support rooting, then provide additional moisture only during extended dry periods in spring. Once flowering ends, allow the foliage to yellow and dry naturally before removing it so the bulbs can replenish their stored energy for the following growing season.
This blend is especially effective in contemporary beds, grass gardens, sunny borders and naturalized plantings, where the upright stems appear to float above lower-growing perennials. The rounded flower heads can also be harvested for fresh arrangements and retained as decorative dried flowers. Planting the bulbs in small groups creates a stronger visual impact than scattering them individually. Allium flowers are visited by various pollinating insects while in bloom, adding ecological interest to ornamental plantings. Pair them with airy ornamental grasses and low to medium-height perennials that gradually conceal the ageing foliage without hiding the distinctive flower heads, creating a layered and long-lasting late-spring composition.
Planting guide
Plant well.Grow beautifully.
Spacing / density
Best planting time
Propagation
Growing method
Soil and care
The right care,at the right time.
Soil pH
Minimum temperature
Care level
Watering
Soil type
Fertilization
Seasonal care
Container growing
A garden,within reach.
Recommended pot size
Bloom and dimensions
Its place,in your garden.
Mature height
Width / spread
Flower color
Foliage color
Foliage type
Growth rate
Bloom period

Garden associations
In goodcompany.
Companion plants
Plants to avoid
Frequently asked questions
Your questions,answered.
When should Double Bubble allium bulbs be planted?
How deep should Double Bubble bulbs be planted?
Can these alliums be grown in containers?
Should the foliage be cut back after flowering?
Do Double Bubble flowers attract pollinators?
Wildlife and pets
Life,around your plants.
Reported toxicity
For planting your bulbs











