
Blizzard Mockorange
Philadelphus lemoinei 'Blizzard'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Shrub
Height
60 inches
Width
48 inches
Light
Full Sun, Partial Sun
Zones
4, 5, 6, 7, 8
Water
Medium
Humidity
Average
Lifespan
20-30 years
Native To
Hybrid
Toxicity
Non-toxic
The Story
Plant Bio
Lemoine mockoranges are hybrids known for their abundant, fragrant flowers and graceful, arching habit. They are reliable and hardy deciduous shrubs that are easy to grow. 'Blizzard' is an exceptionally floriferous cultivar, with stems that are completely covered in fragrant, single white flowers for several weeks, creating the effect of a blizzard. It has a compact, arching form.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Choose a location in full sun for the best flower show.
- It adapts to most soils but prefers well-drained loam.
- Dig a hole that is twice as wide as the container.
- Set the plant in the hole so the top of the root ball is level with the soil.
- Backfill the hole, firming the soil gently.
- Water deeply after planting and mulch to conserve moisture.
Pro Tip
To maintain the graceful arching habit and encourage heavy flowering, prune out one-third of the oldest stems to the ground each year after blooming.
Keep It Thriving
Care Guide
Do
- Water regularly, especially during the first year and in dry spells.
- Prune right after flowering to shape the plant and promote new growth.
- Plant near a patio or window to enjoy the fragrance.
- Allow it to develop its natural arching form.
- Provide good air circulation to minimize disease.
Don't
- Do not prune before it blooms, or you will cut off the flowers.
- Avoid planting in soggy, poorly drained soil.
- Don't let it become completely drought-stressed.
- Avoid shearing into a formal shape, which ruins its natural grace.
- Do not plant in deep shade, as flowering will be sparse.
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Plant | ||||||||||||
| 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
Blizzard Mockorange questions
What zones can Blizzard Mockorange grow in?
Blizzard Mockorange is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Blizzard Mockorange deer resistant?
Yes — Blizzard Mockorange is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Blizzard Mockorange bloom?
Blizzard Mockorange typically blooms in early summer through mid-summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Blizzard Mockorange need full sun?
Blizzard Mockorange does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
More Philadelphus to compare

Minnesota Snowflake Mockorange
Philadelphus coronarius 'Minnesota Snowflake'

Snowbelle Mockorange
Philadelphus x virginalis 'Snowbelle'

Sweet Mockorange
Philadelphus coronarius 'Double Mock Orange'

Goose Creek Mockorange
Philadelphus lewisii 'Goose Creek'

Belle Etoile Mockorange
Philadelphus x virginalis 'Belle Etoile'

Double-Flowering Mexican Mock Orange
Philadelphus mexicanus 'Flore Plena'
