The Story
Plant Bio
Geranium sanguineum 'John Elsley' is a low-growing perennial with finely divided, aromatic leaves and vibrant, deep red flowers that form dense clusters in late spring and early summer.
This cultivar is prized for its early flowering, long-lasting blooms, and its ability to tolerate drought and poor soils, making it an excellent ground cover for sunny borders.
Uses & Benefits:
Essentials
At a Glance
Plant Type
Perennial
Height
12 inches
Width
24 inches
Light
Full Sun, Partial Sun, Shade
Zones
4, 5, 6, 7, 8, 9
Water
Moderate, drought-tolerant once established
Humidity
Prefers well-drained, moderately moist soil
Lifespan
Perennial
Native To
Mediterranean region
Toxicity
Non-toxic to humans and pets
Bloom period
Mid-spring – Late spring
In flower about 2 months of the year
Planting
How to Grow
- Tuck seeds into well-draining soil in early spring
- Water thoroughly after planting to establish roots
- Place in a sunny spot for optimal flowering
- Fertilize monthly during active growth
- Deadhead spent flowers to encourage reblooming
- Divide clumps every 2–3 years in early spring
Pro Tip
Ensure well-draining soil and full sun for best blooms
Keep It Thriving
Care Guide
Do
- Water regularly during dry spells 🌱
- Prune back after flowering to maintain shape
- Apply a balanced fertilizer in spring
Don't
- Avoid overwatering to prevent root rot ❌
- Don't let the soil stay waterlogged
- Refrain from heavy fertilization late in the season
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Divide | ||||||||||||
| Mulch | ||||||||||||
| Prune |
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
Crimson Geranium John Elsley questions
What zones can Crimson Geranium John Elsley grow in?
Crimson Geranium John Elsley is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Crimson Geranium John Elsley deer resistant?
Yes — Crimson Geranium John Elsley is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Crimson Geranium John Elsley bloom?
Crimson Geranium John Elsley typically blooms in mid-spring through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Crimson Geranium John Elsley need full sun?
Crimson Geranium John Elsley does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is Crimson Geranium John Elsley drought tolerant?
Yes — once established (usually after the first full season), Crimson Geranium John Elsley handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
More Geranium to compare

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Geranium macrorrhizum

Wild Geranium
Geranium maculatum

Cranesbill 'Rozanne'
Geranium x magnificum 'Rozanne'

Showy Cranesbill
Geranium x magnificum 'Bevan's Variety'

Azure Rush Geranium
Geranium incanum 'Azure Rush'

Cranesbill 'Orion'
Geranium maculatum 'Orion'
Keep exploring
Explore the genus
Grow Crimson Geranium John Elsley 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.


