A Reblooming Lilac That Flowers Twice in Minnesota

Bloomerang Dark Purple Lilac (Syringa 'Bloomerang Dark Purple') is a reblooming lilac — the classic spring fragrance show, plus a second flush of blooms from late summer through frost. Whether you are anchoring a Minneapolis backyard, framing an Edina patio, or adding fragrance to a Plymouth front yard — Bloomerang Dark Purple gets the job done.

Bloomerang Dark Purple Lilac Plant Details

Bloomerang Dark Purple Lilac Uses in Minnesota Landscapes

Fragrant spring focal point

Lilacs deliver Minnesota's most iconic spring fragrance — Memorial Day weekend in the Twin Cities is lilac-bloom weekend. Plant where the fragrance can be enjoyed: by patios, walkways, and entries.

Mixed shrub borders

Pairs well with later-blooming shrubs (spirea, hydrangea, ninebark) so the bloom show extends from May through fall. Compact lilacs work in tight residential lots; larger types make excellent screens.

Pollinator plantings

Bees, butterflies, and hummingbirds flock to lilac blooms. Critical early-season pollinator nectar source as they emerge from winter dormancy.

Best Time to Plant Bloomerang Dark Purple Lilac in Minnesota

Fall (late August–early October) is the ideal planting window. Soil is still warm for root development, cool air reduces transplant stress, and the plant gets 6–8 weeks to establish roots before ground freeze (typically mid-November in the Twin Cities).

Spring (late April–May) is the second-best window — the plant gets the full growing season to establish before its first winter.

Avoid summer planting (June–August) when possible. Never plant after mid-October or before late April — frozen ground or frost-heaving kills new roots.

How to Plant Bloomerang Dark Purple Lilac

1. Dig wide, not deep. 2–3× the root ball width, same depth as the container. Heavy clay benefits from even wider digging.
2. Check drainage. Fill the hole with water — if it doesn't drain in 30 minutes, mound-plant or break through any clay hardpan to improve drainage.
3. Backfill with native soil + 20–30% compost. Minnesota clay-loam benefits from organic amendment but don't create a "container" of pure compost.
4. Spacing. Refer to the mature width above and space accordingly. Closer for hedging, wider for individual specimen plants.
5. Water basin. Build a 3–4 inch ring around the planting to direct water to the roots. Flatten or remove before winter to avoid ice damage.
6. Mulch. 2–3 inches of shredded bark or wood chip mulch, kept 2 inches away from the trunk. Do NOT use gravel mulch in Minnesota — it doesn't insulate.

Watering Bloomerang Dark Purple Lilac in Minnesota

First Year Watering Schedule

• Weeks 1–2: Every 1–2 days, deep and slow (15–25 minutes per plant)
• Month 1–2: Every 3–4 days
• Month 3–6: Every 5–7 days during active growth; less if rainfall is adequate (Minnesota averages ~3 inches/month June–August)
• Stop watering 2–3 weeks before ground freeze (typically late October in the Twin Cities metro) to avoid pushing late-season growth that gets killed by winter

After Year One

Established plants only need supplemental water during droughts (2+ weeks with no rain and temps above 80°F). Water deeply and infrequently — every 7–14 days during dry spells, soaking to 6–8 inches depth. Let natural rainfall do most of the work.

Pruning Note

Prune immediately after bloom (late May or early June) — lilacs bloom on old wood, so pruning later removes next year's flowers.

What is the difference between Bloomerang Dark Purple Lilac and similar shrubs?

Reblooming lilac — flowers in spring and AGAIN late summer through frost. This makes it a strong choice when you want purple-flower, fragrant, reblooming in a Minnesota-tested plant.

Will Bloomerang Dark Purple Lilac survive a Minnesota winter?

Yes — 3-7 (Twin Cities is zone 4b–5a). Reliable to -40°F. Bloomerang Dark Purple Lilac is among the most reliable lilacs for Twin Cities zone 4b–5a yards. First-year plants benefit from a deep mulch ring and adequate fall watering before ground freeze.

Is Bloomerang Dark Purple Lilac deer-resistant?

Moderately deer-resistant — fragrant flowers and leaves are not preferred browse In high-pressure areas like Minnetonka, Wayzata, Eden Prairie, or Chanhassen, plan accordingly — deer fencing or repellent for the first year is a worthwhile insurance policy.

Does Bloomerang Dark Purple Lilac tolerate Minnesota clay soil?

Tolerates Minnesota clay-loam. Prefers neutral to slightly alkaline pH — Minnesota soils are usually fine. At planting, dig wide (2–3× the root ball width) and amend with 20–30% compost. Avoid creating a sunken "container" of pure compost in the clay — the plant should transition gradually to native soil.

When is the best time to plant Bloomerang Dark Purple Lilac in Minnesota?

Fall (late August through early October) is the ideal planting window — soil is still warm for root development, cool air reduces transplant stress, and plants get 6–8 weeks to establish before ground freeze. Spring (late April through May) is the second-best window.

When does Bloomerang Dark Purple Lilac bloom?

Reblooming dark purple fragrant flower clusters in spring and again late summer through frost

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