The Story
Plant Bio
Euphorbia hypericifolia 'Diamond Frost' is valued for its delicate and airy appearance, featuring small white flowers and an abundant foliage that creates a frosted look.
Unique for its persistent and abundant flowering throughout the warmer months, with a fine-textured, airy habit that differentiates it from other Euphorbia cultivars.
Uses & Benefits:
Essentials
At a Glance
Plant Type
Perennial
Height
15"
Width
18"
Light
Full Sun, Partial Sun
Zones
10
Water
Low
Humidity
Average
Lifespan
Perennial in suitable zones, annual elsewhere
Native To
Americas
Toxicity
Milky sap can cause skin irritation; toxic if ingested.
Bloom period
Late spring to frost – Late summer
In flower about 4 months of the year
Marketplace
Where to Buy
Shipping costs Year-round shipping Free shipping
Planting
How to Grow
- Tuck seeds or cuttings into well-draining soil in spring.
- Mist cuttings regularly to maintain humidity for 6 weeks.
- Place in full sun for vibrant growth and flowering.
- Water deeply but infrequently to prevent root rot.
- Fertilize monthly with a balanced liquid fertilizer during the growing season.
- Pinch back stems to encourage bushier growth.
Pro Tip
Use well-draining soil and avoid overwatering for healthy, vigorous plants.
Keep It Thriving
Care Guide
Do
- Water when the top inch of soil feels dry 🌱
- Prune lightly after flowering to maintain shape
- Feed with a balanced fertilizer monthly during summer
Don't
- Avoid overwatering to prevent root rot ❌
- Don’t let soil stay waterlogged
- Refrain from heavy fertilizing in winter
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Plant |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Multiply
Propagation Methods
Good to Know
Common Questions
Diamond Frost Euphorbia questions
What zones can Diamond Frost Euphorbia grow in?
Diamond Frost Euphorbia is hardy in USDA Zone 10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Diamond Frost Euphorbia deer resistant?
Yes — Diamond Frost Euphorbia is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Diamond Frost Euphorbia bloom?
Diamond Frost Euphorbia typically blooms in late spring to frost through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Diamond Frost Euphorbia need full sun?
Diamond Frost Euphorbia does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is Diamond Frost Euphorbia drought tolerant?
Yes — once established (usually after the first full season), Diamond Frost Euphorbia handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
More Euphorbia to compare
Flowering Spurge
Euphorbia corollata 'Carolina Snow'
Ascot Rainbow Spurge
Euphorbia x hybrida 'Ascot Rainbow'
Mediterranean Spurge
Euphorbia polychroma
Myrtle Spurge
Euphorbia myrsinites
Cypress Spurge
Euphorbia cyparissias
Ruby Spurge
Euphorbia cyparissias 'Fens Ruby'
Keep exploring
Explore the genus
Hardy in your zone?
Grow Diamond Frost Euphorbia with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.