
Olympic Fire Mountain Laurel
Kalmia latifolia 'Olympic Fire'
Essentials
At a Glance
Plant Type
Shrub
Height
108 inches
Width
108 inches
Light
Full Sun, Partial Sun
Zones
5, 6, 7, 8, 9
Water
Medium
Humidity
Average
Lifespan
Long-lived evergreen shrub
Native To
Eastern North America
Toxicity
All parts are highly toxic if ingested
The Story
Plant Bio
Kalmia latifolia, or Mountain Laurel, is a broadleaf evergreen shrub native to eastern North America, celebrated for its unique and beautiful cup-shaped flowers. 'Olympic Fire' is distinguished by its striking deep red buds that open to reveal soft pink flowers, creating a brilliant bicolored effect in the garden.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Select a site with cool, moist, acidic, and well-drained soil.
- Provide partial shade, especially from hot afternoon sun.
- Dig a shallow, wide planting hole.
- Set the plant with the top of its root ball level with or above the soil.
- Backfill with amended soil and water in well.
- Apply a layer of organic mulch to conserve moisture and cool the roots.
Pro Tip
Like rhododendrons, plant mountain laurel high with the root ball slightly above the soil line to promote healthy root growth and prevent rot.
Keep It Thriving
Care Guide
Do
- Ensure the soil is acidic (pH 4.5-5.5).
- Water regularly, especially during dry periods.
- Mulch well to keep the root zone cool and moist.
- Provide good air circulation to minimize leaf spot disease.
Don't
- Do not plant in heavy, wet, or alkaline soils.
- Avoid deep planting, which can suffocate the roots.
- Don't let the soil dry out completely.
- Refrain from fertilizing heavily, as they are not heavy feeders.
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Mulch | ||||||||||||
| Pest Check | ||||||||||||
| Prune |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Olympic Fire Mountain Laurel questions
What zones can Olympic Fire Mountain Laurel grow in?
Olympic Fire Mountain Laurel is hardy in USDA Zones 5–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Olympic Fire Mountain Laurel deer resistant?
Yes — Olympic Fire Mountain Laurel is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Olympic Fire Mountain Laurel bloom?
Olympic Fire Mountain Laurel typically blooms in late spring through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Olympic Fire Mountain Laurel need full sun?
Olympic Fire Mountain Laurel does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
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