The Story
Plant Bio
Heuchera longiflora is a perennial herbaceous plant known for its delicate, bell-shaped flowers and attractive, rounded foliage with a subtle silvery-green hue, forming low clumps in garden settings.
This species is distinguished by its long, slender flower spikes that produce numerous tiny, fragrant, white blossoms, making it particularly appealing for ornamental borders and pollinator gardens.
Uses & Benefits:
Essentials
At a Glance
Plant Type
Perennial
Height
24 inches
Width
12 inches
Light
Partial Sun, Shade
Zones
4, 5, 6, 7, 8
Water
Moderate
Humidity
Moderate
Lifespan
Perennial
Native To
North America
Toxicity
Non-toxic to humans and pets
Bloom period
Late spring – Late fall
In flower about 7 months of the year
Marketplace
Where to Buy
Shipping costs Year-round shipping Free shipping
Planting
How to Grow
- Tuck seeds or divisions into prepared soil in early spring.
- Water regularly to keep soil moist but not waterlogged.
- Mist cuttings to maintain humidity during propagation.
- Mulch around plants to retain moisture and suppress weeds.
- Divide plants every 3-4 years in early spring for rejuvenation.
- Prune dead or damaged foliage in late winter for best appearance.
Pro Tip
Use moist, well-drained soil and protect from harsh sun for best results.
Keep It Thriving
Care Guide
Do
- Water consistently to keep soil moist 🌱
- Mulch to conserve moisture and control weeds
- Prune dead foliage to maintain health
Don't
- Avoid overwatering to prevent root rot ❌
- Don’t expose to direct, harsh sunlight in hot climates
- Refrain from neglecting pruning and division
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Divide | ||||||||||||
| Mulch | ||||||||||||
| Spring Cleanup |
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
Long-flowered Alumroot questions
What zones can Long-flowered Alumroot grow in?
Long-flowered Alumroot 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 Long-flowered Alumroot deer resistant?
Yes — Long-flowered Alumroot is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Long-flowered Alumroot bloom?
Long-flowered Alumroot typically blooms in late spring through late fall. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Long-flowered Alumroot need full sun?
Long-flowered Alumroot does best in part shade.
More Heuchera to compare

Mixed Coral Bells
Heuchera sanguinea 'Mixed Coral Bells'

Midnight Rose Coral Bell
Heuchera x brizoides 'Midnight Rose'

Palace Purple Coral Bells
Heuchera americana 'Palace Purple'

Wildberry Coral Bells
Heuchera x brizoides 'Wildberry'

Electra Coral Bells
Heuchera sanguinea 'Electra'

Caramel Coral Bells
Heuchera sanguinea 'Caramel'
Keep exploring
Explore the genus
Hardy in your zone?
Grow Long-flowered Alumroot 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.
