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 Relentless

Q: What zones can Hosta Relentless grow in?

Hosta Relentless 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.

Q: Is Hosta Relentless deer resistant?

Yes — Hosta Relentless is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

Q: When does Hosta Relentless bloom?

Hosta Relentless 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.

Q: Does Hosta Relentless need full sun?

Hosta Relentless does best in part shade.

Hosta x hybrida 'Relentless'

$30.00

The Story

Plant Bio

Hosta x hybrida 'Relentless' is a perennial shade-loving plant known for its lush, broad leaves and tall flower spikes bearing trumpet-shaped lavender flowers.

This cultivar is distinguished by its vigorous growth and its striking, variegated foliage that maintains its appeal throughout the growing season.

Uses & Benefits:

Lush foliage provides texture and color contrast in shaded gardens, enhancing visual interest year-round.

Helps suppress weeds in shaded areas, reduces soil erosion, and offers ground coverage.

Supports pollinators with its late-summer blooms and provides habitat for beneficial insects.

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, 9

Water

Moderate, keep soil moist

Humidity

Prefers moist, humid conditions

Lifespan

Perennial

Native To

Eastern Asia

Toxicity

Non-toxic to pets and humans

Bloom period

Mid-summer – Late summer

In flower about 2 months of the year

Marketplace

Where to Buy

NH Hostas

<1 Gal Pot1+ Gal PotPlugs

In Stock$30.00

Shipping costs Year-round shipping Free shipping

Planting

How to Grow

Select a shaded spot with rich, well-drained soil.
Tuck young plants into soil at the same depth as nursery container.
Water thoroughly after planting and keep soil moist but not waterlogged.
Apply mulch around roots to retain moisture and suppress weeds.
Fertilize with a balanced fertilizer in early spring.
Divide clumps every 3-4 years to maintain vigor.

Pro Tip

Ensure consistent moisture for lush growth and vibrant foliage.

Keep It Thriving

Care Guide

Do

Water regularly to keep soil moist 🌱
Mulch to retain soil moisture and regulate temperature
Divide plants in early spring or fall

Don't

Avoid overwatering, which can cause root rot ❌
Don’t expose to direct, harsh sunlight
Refrain from using high-nitrogen fertilizer late in the season

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Shaded woodland borderTextured groundcover beneath treesSilver-foliaged hedge

Companion Plants

Ferns Astilbe HeucheraJapanese forest grass Ligularia

Multiply

Propagation Methods

Good to Know

Common Questions