Garden hybrid

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

299 other cultivars

perennial

Hosta Groundmaster

Hosta x hybrida 'Groundmaster'

The Story

Plant Bio

Hosta 'Groundmaster' is a fast-spreading, deciduous perennial primarily grown for its dense mound of heart-shaped, medium green leaves, making it an excellent groundcover for shady areas.

This cultivar is particularly valued for its vigorous, rhizomatous spreading habit, quickly filling in areas. It produces scapes of lavender, bell-shaped flowers in mid-summer.

Uses & Benefits:

Hosta Groundmaster provides lush foliage and shade tolerance, perfect for shaded gardens.

Easy to grow and maintain, it suppresses weeds and adds visual interest.

Supports local pollinators and enhances shade garden biodiversity.

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

8 inches

Width

30 inches

Light

Partial Sun, Shade

Zones

4, 5, 6, 7, 8, 9

Water

Consistent moisture, avoid drought stress

Humidity

Prefers moderate humidity

Lifespan

Perennial

Native To

Northeast Asia

Toxicity

Toxic to dogs, cats, and horses

Bloom period

Late summer

In flower about 1 month of the year

Planting

How to Grow

Choose a shaded spot with moist, well-drained soil.
Tuck roots into soil and water thoroughly.
Mulch around the plant to retain moisture and suppress weeds.
Fertilize in early spring with a balanced fertilizer.
Mist foliage during dry spells to keep leaves healthy.
Divide every 3-4 years in early spring for propagation.

Pro Tip

Plant in partial to full shade for best foliage color and growth.

Keep It Thriving

Care Guide

Do

Water regularly to keep soil moist 🌱
Mulch to conserve moisture and regulate temperature
Divide in early spring to promote healthy growth
Fertilize with a balanced fertilizer in spring

Don't

Avoid full sun which can scorch leaves ❌
Don’t let soil dry out completely
Avoid over-fertilizing to prevent leaf burn
Don’t ignore pests like slugs and snails

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Shaded border with lush green foliageSilver‑foliaged groundcoverDecorative shady corner

Companion Plants

AstilbeFerns Heuchera Hakonechloa grass Ligularia

Multiply

Propagation Methods

Good to Know

Common Questions

Hosta Groundmaster questions

What zones can Hosta Groundmaster grow in?

Hosta Groundmaster 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 Hosta Groundmaster deer resistant?

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

When does Hosta Groundmaster bloom?

Hosta Groundmaster typically blooms in late 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 Groundmaster need full sun?

Hosta Groundmaster does best in part shade.