perennial

Hemerocallis Hakuuensis

Hemerocallis hakuunensis 'A1K-286'

The Story

Plant Bio

Hemerocallis hakuuensis, commonly known as Hakuu Daylily, is a perennial herbaceous plant with arching foliage and trumpet-shaped flowers that typically display shades of yellow or orange during its blooming season.

This cultivar, A1K-286, is distinguished by its compact growth habit and vibrant, consistently bright flowers, making it an attractive choice for borders and perennial gardens.

Uses & Benefits:

Bright yellow flowers add cheerful color to garden borders, attracting pollinators and hummingbirds.

Drought tolerant and low-maintenance, suitable for water-wise gardens.

Supports local pollinators, enhances biodiversity in garden spaces.

Essentials

At a Glance

Plant Type

Perennial

Height

24 inches

Width

18 inches

Light

Full Sun

Zones

4, 5, 6, 7, 8, 9

Water

Moderate

Humidity

Average

Lifespan

Perennial

Native To

Asia

Toxicity

Non-toxic to humans and pets

Bloom period

Mid-summer – Late summer

In flower about 2 months of the year

Planting

How to Grow

Tuck seeds or divide clumps in early spring or fall
Plant in well-drained loam soil with full sun exposure
Water regularly during first growing season
Fertilize with balanced fertilizer in spring
Mulch to retain moisture and suppress weeds
Divide every 3–4 years for vigorous growth

Pro Tip

Ensure well-drained soil and full sun for best blooms.

Keep It Thriving

Care Guide

Do

Water deeply during dry spells 🌱
Apply fertilizer in spring to promote growth
Divide every 3–4 years for rejuvenation

Don't

Avoid overwatering, which can cause root rot ❌
Don’t cut back after flowering until late fall
Refrain from planting in poorly drained soil

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Sunny border with vibrant yellow flowersPollinator-friendly garden feature

Companion Plants

Salvia Coreopsis EchinaceaLavender Gaillardia

Multiply

Propagation Methods

Good to Know

Common Questions

Hemerocallis Hakuuensis questions

What zones can Hemerocallis Hakuuensis grow in?

Hemerocallis Hakuuensis 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 Hemerocallis Hakuuensis deer resistant?

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

When does Hemerocallis Hakuuensis bloom?

Hemerocallis Hakuuensis 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 Hemerocallis Hakuuensis need full sun?

Hemerocallis Hakuuensis does best in full sun (6+ hours).