Korean Weigela (Weigela subsessilis), whole plant

Korean Weigela

Weigela subsessilis

Easy · Beginner friendly

About Korean Weigela

Korean Weigela is a Korean endemic deciduous shrub growing 4 to 6 feet tall, producing profuse tubular flowers that open pale yellow and age through pink to deep rose on the same plant, creating a multicolored effect in late spring. Less common than Weigela florida in American gardens but gaining attention for its unique color-changing flowers and compact habit.

  • Deer-resistant
  • Cold-hardy
  • Compact
WATER
Regular
Top inch dry
LIGHT
Full sun
6+ hrs direct
HARDY
Hardy to -20°F (-29°C)
USDA hardiness zones 5–8

How to care for Korean Weigela

Watering

  • Springevery 5 days
  • Summerevery 3 days
  • Fallevery 7 days
  • Winterevery 14 days

Soil · Rich & loamy

  • Top dressingBark mulch15%
  • Main mixRich loam + compost 3:170%
  • DrainageGravel15%

Use fully finished compost — fresh compost burns roots.

FERTILIZER

Balanced Feed 14-14-14

An even feed covers all three needs at once, keeping leaves, roots and blooms moving together with nothing pushed out of balance.

N33%P33%K33%
  • Nitrogen · Leaves
  • Phosphorus · Roots + Blooms
  • Potassium · Strength
  • Springevery 45 days
  • Summerevery 60 days
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At a Glance

  • NativeEast Asia
  • Height4–6 ft (1.2–1.8 m)
  • Spread4–6 ft (1.2–1.8 m)
  • Flower colorYellow, Pink
  • Foliage colorGreen
  • SoilLoamy, Well-drained
  • LocationsYard

Bloom time

BLOOM CYCLE

Peak bloom

May–Jun

J
F
M
A
M
J
J
A
S
O
N
D

Flowers open yellow, age through pink to rose, May to June

Fragrance

LIGHT FRAGRANCE

The flowers have a lightly scented scent.

Toxicity

No toxicity has been reported for this plant. Still, it is wise to keep pets from chewing on any houseplant.

Educational information, not medical or veterinary advice. If exposure is suspected, contact a doctor or veterinarian.

DISTRIBUTION

Korean Weigela · Native
  • Native
  • East Asia

History

Illustrated historical scene for Korean Weigela

Weigela subsessilis grows wild only in Korea, where it inhabits mountain forest edges and rocky slopes. The prolific Japanese botanist Takenoshin Nakai described it in 1909 during his surveys of the Korean flora while a faculty member at Tokyo Imperial University. Korean gardeners had long grown the shrub under the common name byeongggot-namu for its pale yellow to pink funnel-shaped flowers that open from April to June.

US and European arboreta acquired material through the Morris Arboretum's Korean expedition of 1984 and later Seoul National University exchanges. Unlike the widely grown W. florida from China, W. subsessilis tolerates partial shade well.

It remains a specialty shrub in Western gardens but is commonly used in Korean landscape plantings. Endemic to the Korean Peninsula, introduced to American arboreta in the 20th century through Korean plant collection expeditions. Rarely found in mainstream nurseries but an emerging choice for collectors and Korean-heritage gardeners in America who prize its unique color-shifting blooms.

Symbolism & meaning

What It Symbolizes

Korean Weigela embodies transformation, its flowers shifting through yellow, pink, and rose as each bloom matures over a few short days. Endemic to the Korean Peninsula, it carries a quiet regional heritage uncommon in Western gardens. To plant this weigela is to keep a small calendar of color change in the spring border — a shrub that demonstrates, in three colors at once, that stillness in beauty is far rarer than we imagine.

  • Transformation — flowers shift through yellow, pink, and rose
  • Korean heritage — endemic to the Korean Peninsula

Where the Name Comes From

The name Korean Weigela points to Korea. 'subsessilis' from Latin means nearly sessile, referring to the short flower stalks.

Uses & Fun Facts

  • Tubular pink blooms bring hummingbirds and bees to spring shrub borders

Related plants

More Weigela plants

Plants with similar care

Frequently asked questions

How often should I water Korean Weigela?

In summer, water about every 3 days; in winter, about every 14 days. Adjust for heat, pot size and drainage.

How much light does Korean Weigela need?

Full sun: 6+ hrs direct. Watch the leaves — scorching or stretching means the light needs adjusting.

Is Korean Weigela toxic to cats or dogs?

No toxicity has been reported for this plant. Still, it is wise to keep pets from chewing on any houseplant. Educational information, not medical or veterinary advice. If exposure is suspected, contact a doctor or veterinarian.

Is Korean Weigela easy to grow?

Yes — it is considered an easy, beginner-friendly plant.

When does Korean Weigela bloom?

It typically blooms May–Jun in the Northern Hemisphere.

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