Robust Male Hart's Tongue Fern
Asplenium scolopendrium 'Robust Male'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Fern
Height
18 inches
Width
18 inches
Light
Partial Sun, Shade
Zones
6, 7, 8, 9
Water
Consistently moist
Humidity
High humidity preferred
Lifespan
Perennial
Native To
Europe and Asia
Toxicity
Non-toxic to pets
The Story
Plant Bio
Asplenium scolopendrium is an evergreen fern with distinctive, undivided, strap-like, bright green fronds that resemble a tongue. This variety is distinguished by its larger and more robust fronds compared to other cultivars.
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck spores or divisions into moist, well-draining soil.
- Mist regularly to keep soil moist and humidity high.
- Place in partial shade to mimic natural woodland habitat.
- Water consistently, especially during dry periods, for 6 weeks after planting.
- Mulch with organic matter to retain moisture and suppress weeds.
- Transplant in early spring or fall for best establishment.
Pro Tip
Maintain high humidity and consistent moisture for lush growth.
Keep It Thriving
Care Guide
Do
- Keep soil consistently moist 🌱
- Provide partial to full shade
- Mulch annually to conserve moisture
- Fertilize with a balanced liquid feed in spring
- Monitor humidity levels
Don't
- Avoid direct, harsh sunlight ❌
- Do not let soil dry out completely
- Avoid heavy, poorly-draining soil
- Refrain from over-fertilizing
- Do not disturb roots unnecessarily
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Divide | ||||||||||||
| Fertilize | ||||||||||||
| Mulch | ||||||||||||
| Plant | ||||||||||||
| Spring Cleanup |
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
Robust Male Hart's Tongue Fern questions
What zones can Robust Male Hart's Tongue Fern grow in?
Robust Male Hart's Tongue Fern is hardy in USDA Zones 6–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Robust Male Hart's Tongue Fern deer resistant?
Yes — Robust Male Hart's Tongue Fern is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
Does Robust Male Hart's Tongue Fern need full sun?
Robust Male Hart's Tongue Fern does best in part shade.
More Asplenium to compare
Hart's Tongue Fern
Asplenium scolopendrium 'Cristatum'
Maidenhair Spleenwort
Asplenium trichomanes
Brunswick Giant Ebony Spleenwort
Asplenium platyneuron 'Brunswick Giant'
Walking Fern
Asplenium rhizophyllum
Hart's Tongue Fern
Asplenium scolopendrium
Ulleung Island Hart's-tongue Fern
Asplenium scolopendrium 'Ulleung Island'
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