Garden hybrid

This is a garden hybrid, bred from more than one wild species, so it has no single species page of its own.

298 other cultivars

perennial

Hosta Sea Fire

Hosta x hybrida 'Sea Fire'

The Story

Plant Bio

Hosta 'Sea Fire' is a medium-sized hosta known for its brilliant yellow-gold leaves in spring that gradually transition to chartreuse or light green by summer. It forms an attractive mound of heart-shaped, wavy-edged leaves and produces lavender flowers in mid-summer.

This cultivar is distinguished by its brilliant, fiery yellow foliage in the spring, which provides a dramatic burst of color in the shade garden before softening in summer.

Uses & Benefits:

Hosta Sea Fire offers lush, variegated foliage that brightens shaded gardens, providing visual interest all season.

Its drought tolerance reduces watering needs, making it a low-maintenance choice for busy gardeners.

Provides habitat and nectar for beneficial insects and pollinators.

Garden hybrid

Bred from more than one wild species, so it has no species page of its own.

Essentials

At a Glance

Plant Type

Perennial

Height

12 inches

Width

24 inches

Light

Partial Sun, Shade

Zones

4, 5, 6, 7, 8

Water

Moderate, keep soil moist

Humidity

Prefers moderate humidity

Lifespan

Perennial

Native To

Asia

Toxicity

Toxic to dogs, cats, and horses

Bloom period

Mid-summer – Late summer

In flower about 2 months of the year

Planting

How to Grow

Tuck young plants into well-prepared soil in spring.
Water regularly to establish roots, especially during dry spells.
Mulch around the base to retain moisture and suppress weeds.
Divide every 3–4 years in early spring to maintain vigor.
Protect from harsh winter winds with a light mulch.
Fertilize in early spring with a balanced, slow-release fertilizer.

Pro Tip

Plant in partial shade with rich, moist soil for best growth.

Keep It Thriving

Care Guide

Do

Water consistently during dry periods 🌱
Mulch to conserve moisture and regulate soil temperature
Divide every 3-4 years for healthy growth

Don't

Avoid planting in full sun to prevent leaf scorch ❌
Don’t let soil dry out completely
Refrain from over-fertilizing to prevent floppy leaves

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Divide
Fertilize
Mulch
Pest Check
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Shaded woodland borderLavender-scented garden bed

Companion Plants

AstilbeFerns Bleeding Heart HeucheraJapanese Forest Grass

Multiply

Propagation Methods

Good to Know

Common Questions

Hosta Sea Fire questions

What zones can Hosta Sea Fire grow in?

Hosta Sea Fire 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 Hosta Sea Fire deer resistant?

Not reliably. Deer may browse Hosta Sea Fire, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Hosta Sea Fire bloom?

Hosta Sea Fire typically blooms in mid-summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Hosta Sea Fire need full sun?

Hosta Sea Fire does best in part shade.