Dryopteris erythrosora 'Brilliance' autumn fern with metallic copper-orange new fronds
Dryopteris erythrosora 'Brilliance' autumn fern with metallic copper-orange new fronds
Deer-Resistant New

Brilliance Autumn Fern

Dryopteris erythrosora 'Brilliance'

$18.00
Quart USDA Zones 5–9 Part Shade and Full Shade Matures 1–2 Feet

The most vivid of the autumn ferns, Dryopteris erythrosora 'Brilliance' unfurls metallic copper-orange fronds each spring above glossy, semi-evergreen foliage.

Pickup available at Aiken Nursery

Usually ready in 2-4 days

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Roots wrapped in moist soil and padded for safe transit
Grown and shipped from our nursery in Aiken, SC
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The Full Story

There is a moment in early spring when a new frond of Dryopteris erythrosora 'Brilliance' unfurls, and the sight is one of the more quietly spectacular things a shade garden produces. The emerging fronds are a vivid copper-orange, almost metallic in certain light, deepening through pink and bronze before settling into the glossy dark green of maturity. 'Brilliance' is a selected form of the autumn fern chosen specifically for the intensity of that color progression, pushing the coppery new growth further than the straight species manages and holding the color longer. In a garden where most plants arrive already green, this is a meaningful distinction.

Dryopteris erythrosora is native to the forests of China, Japan, and Korea, thriving in the humus-rich, consistently moist soils of woodland understories, conditions that translate directly into garden culture and explain the fern's reliable performance once established. The species name means "red sori," a reference to the bright red spore cases that appear on the undersides of mature fronds in late summer and autumn, another ornamental feature that most gardeners discover by accident and then look for every year afterward.

'Brilliance' is semi-evergreen across most of the range, holding fronds through mild winters and providing structure in the garden at the exact moment when structure is most needed. The mature fronds are dark, high-gloss green with a slightly arching habit that lends the plant a composed, architectural quality in the landscape. This is not a fern that asks for attention; the plant earns it by being consistently excellent across every season, in conditions that other plants negotiate poorly.

The autumn fern is among the most decorated of shade ferns, holding the Royal Horticultural Society's Award of Garden Merit, and the 'Brilliance' selection has collected a fair share of nursery honors too. Whether that reflects the enthusiasm of the judges or the plain merit of the plant is an open question. Both are probably true.
Will this plant thrive in your zone?

Plant Profile
At a glance
Hardiness
USDA Zones 5–9
Sun
Part Shade, Full Shade
Soil
Well-drained, Moist, Rich
Mature size
Height 1–2 Feet · Spread 1–2 Feet
Growth rate
Moderate
Seasonality
Semi-Evergreen
Design Notes

'Brilliance' earns a place in the shade garden in two seasons at once: the copper spring emergence, which brings warmth just when the shade garden most needs it, and the deep glossy green of summer, which brings structure and contrast once the showier spring ephemerals have gone over. Plant in drifts of three or more so the spring color flush reads as a mass rather than a single accent; the coppery new fronds against the established dark green of neighboring mature plants make a layered, self-contained combination that needs nothing else to work.

For companions, Helleborus shares the same seasonal and cultural needs and adds flower color while the fern is still emerging; Hakonechloa macra nearby extends the warm-toned foliage into a graceful grass texture; and a groundcover of Asarum or Epimedium beneath ties the planting together through all four seasons. In the South, where dependable shade ferns with year-round presence are genuinely useful rather than merely ornamental, 'Brilliance' is one of the most consistent performers available.

Flower, Fruit & Foliage

Non-flowering fern; grown for foliage

Fronds. Bipinnate, arching, broadly lance-shaped, typically one to two feet long. New fronds emerge in vivid copper-orange to bronze-pink in spring, pass through warm bronze tones, and mature to deep, high-gloss dark green. 'Brilliance' is selected for exceptional intensity and duration of this color progression, more prolonged and more vivid than in the straight species. New growth continues through the season, giving recurring flushes of copper against the mature green fronds. Semi-evergreen, persisting through mild winters before being replaced by the new spring growth.

Sori. Bright red to scarlet sori appear on the undersides of mature fronds in late summer and autumn, arranged in two rows along each pinnule, a distinctive and genuinely ornamental feature on close inspection. The species name erythrosora, meaning "red sori," refers to this characteristic directly.

Care

Read our full care guide

Light. Part shade to full shade. Best in dappled light or consistent indirect light under a deciduous canopy, and tolerant of deeper shade than many ornamental ferns while keeping good frond quality. Afternoon shade is essential in the South; morning sun with afternoon protection is ideal.

Soil. Moist, humus-rich, and well-drained. Amend with leaf mold or compost if the ground is lean. Consistent moisture matters more than soil type; this is not a drought-tolerant fern, particularly during establishment. Mulch heavily to hold moisture and keep the roots cool.

Water. Regular, consistent moisture through the growing season. The coppery new frond color is most vivid and most prolonged when the plant is not under moisture stress. Established plants tolerate brief dry spells but perform noticeably better with reliable summer irrigation in hot climates.

Pruning. Remove old or tatty fronds in late winter before new growth emerges. Where fronds persist through mild winters, cut them back in late February to make room for the copper spring flush, the plant's most ornamental moment. No other pruning is required.

Hardiness. USDA zones 5 to 9, semi-evergreen through mild winters. Largely trouble-free; slugs may target emerging fronds in wet springs, so hand-pick or use iron phosphate bait where damage is significant, and avoid waterlogged soil, which invites root rot.

Here’s a closer look at how we produce our plants

From rooting to shipping, our top priority is ensuring you receive healthy, thriving plants for your garden’s success.

Woodlanders Growing Process

Because most of our plants are grown from rooted cuttings — alongside seed, air layering, and grafting chosen for each variety — you receive a stronger, true-to-type plant that establishes quickly in your garden.

Sustainable Growing Practices

Raised on organic soil blends and eco-friendly pest management — never harsh chemicals — your plant arrives healthy for your garden, your family, and the pollinators they feed.

Supporting Local Biodiversity

Every purchase gives back. We donate to the Aiken Arboretum and support local wildlife conservation, so growing your garden helps protect the wider ecosystem too.

At Woodlanders, we are committed to quality.
Grown in Aiken, South Carolina
At Woodlanders, we are committed to quality.

All our plant material is carefully propagated, grown, and nurtured at our humble nursery in Aiken, South Carolina.

Learn more about Woodlanders
Healthy plants, ready to thrive
Success, made simple
Healthy plants, ready to thrive

Your plant arrives carefully packed and ready to settle in. Unpack them promptly, give them a day or two to acclimate, then plant following the notes we include — that’s all it takes. Clear care guidance comes with every order, so success is the easy part.

Read the care guide
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Frequently Asked Questions
What to expect upon delivery

All our plants are sold in 1-gallon sizes, though the height of each plant can vary depending on its growth rate and seasonality, typically ranging from 1/2 to 2.5 feet.

Each plant is carefully packaged with its roots enclosed in a secure plastic bag containing moist soil, forming a compact root ball. To ensure safe transport, the box is padded with recycled newspaper, providing both stability and eco-friendly protection from weather during shipping.
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