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Hardy perennial
Asparagaceae
Perennials
Hosta ‘Empress Wu’
Hosta
Hosta ‘Empress Wu’: 120 cm tall and 180 cm spread, partial shade to shade. Purple bloom in July. Zone 3; choose soil compatible with its moisture needs.
- Exposure
- Partial shade to full shade
- Life cycle
- Hardy perennial
- Hardiness
- Zone 3
Discover the plant
Common nameHosta ‘Empress Wu’
FamilyAsparagaceae
GenusHosta
CultivarEmpress Wu
TypeHardy perennial
Botanical nameHosta
Hosta 'Empress Wu', known in the garden as Hosta 'Empress Wu', combines purple-toned blooms with a volume that is easy to place in a composition. The foliage has shades of green, to be highlighted among different textures. The usual flowering period is in July. The clump reaches about 120 cm in height with a spread of 180 cm; use these dimensions to place the plant in a semi-shaded bed and woodland garden.
To plant Hosta 'Empress Wu', look for the following exposure: partial shade to shade and suitable soil (kept moist, clayey). For Hosta 'Empress Wu', regularly check the soil around the root ball: it must remain fresh. Water at the base when the surface begins to dry out and adjust the water supply according to rainfall; this exposure (partial shade to shade) does not eliminate water requirements. A spacing of about 180 cm between centers is a starting point, to be adjusted according to observed vigor. The indicated hardiness level is zone 3, to be evaluated according to your garden's conditions.
When planting Hosta 'Empress Wu', watch for slugs on new leaves and wait for complete yellowing before removing the foliage at the end of the season. Under trees, nearby roots can dry out the soil despite the shade; check the moisture level at the hosta's root ball. For companion planting, consider tiarella, lungwort, and astilbes in varieties with similar needs. Keep its 120 cm height in mind to place lower plants on the right side and allow the flowers to be visible during July.
Planting guide
From planting to establishment.
Spacing / density
180 cm
Best planting time
Spring after the thaw or early autumn, allowing the roots to establish before the harsh cold weather.
Propagation
Division of clumps. Sowing does not guarantee the fidelity of a named cultivar.
Growing method
Hosta ‘Empress Wu’: In spring after the thaw, or in early autumn, allowing the roots to establish before the severe cold. For Hosta ‘Empress Wu’, regularly check the soil around the root ball: it should remain moist. Water at the base when the surface begins to dry and adjust watering according to rainfall; this exposure (partial to full shade) does not eliminate the need for water. Under trees, neighboring roots can dry out the soil despite the shade; check the moisture level of the hosta's root ball.
Soil and care
The right care,at the right time.
Soil pH
Acid to neutral; general botanical group indication
Care level
Regular maintenance
Watering
For Hosta 'Empress Wu', regularly check the soil around the root ball: it should remain moist. Water at the base when the surface begins to dry out and adjust the watering according to rainfall; this exposure (partial shade to shade) does not eliminate the need for water.
Soil type
Kept moist, Clayey
Fertilization
Fertilizer for flowering
Moisture
Regular freshness during growth
Seasonal care
Hosta ‘Empress Wu’: watch out for slugs on new leaves and wait for complete yellowing before removing the foliage at the end of the season. During its flowering period (July), also watch out for damaged stems and neighboring plants that might overshadow the clump.
Container growing
A garden,within reach.
Recommended pot size
A stable, perforated container, noticeably wider than the root ball; size to be adapted to the format sold and the adult development.
To try Hosta ‘Empress Wu’ in a container, choose a stable pot with drainage holes, suitable for the root ball and its future size (180 cm). The substrate must remain moist; it will dry out faster than in the ground. Plan for winter protection of the container depending on your climate.
Bloom and dimensions
Its place,in your garden.
Mature height
3.3 feet (1.02 m)
Width / spread
6 feet (1.83 m)
Flower color
Purple
Foliage color
Green
Foliage type
Lapsed
Growth rate
Moderate
Growth habit
Tuft of arching leaves
Fragrance
Undocumented for this selection
Bloom period
July
Garden associations
In goodcompany.
Companion plants
Companion plants to consider for Hosta ‘Empress Wu’: foamflowers, lungworts, astilbes. Choose varieties that tolerate partial to full shade and comparable moisture; allow each clump its adult space.
Plants to avoid
Around Hosta ‘Empress Wu’, above all avoid neighboring plants that would cover its leaves or strongly compete with its root ball. Compatibility of light, water, and spread takes precedence over a list of so-called enemy plants.
Frequently asked questions
Your questions,answered.
Where to plant Hosta 'Empress Wu'?
Expect partial shade to full shade and suitable soil (kept moist, clayey). Under trees, neighboring roots can dry out the soil despite the shade; check the moisture level at the hosta's root ball.
Where should I plant Hosta ‘Empress Wu’?
Expect it to reach about 120 cm in height and 180 cm in width when mature. Approximately 180 cm between centers, to be adjusted according to the actual development of the clump. This size is suitable for use in shade beds and woodland gardens.
When does Hosta ‘Empress Wu’ bloom?
The period indicated is July. The flower palette is violet, purple. The exact date and duration depend on the climate, season, and plant establishment.
How to water and care for Hosta 'Empress Wu'?
For Hosta 'Empress Wu', regularly check the soil around the root ball; it should remain moist. Water the base when the surface begins to dry, and adjust watering based on rainfall; this exposure (partial to full shade) does not eliminate the need for water. Watch for slugs on new leaves and wait for the foliage to fully yellow before removing it at the end of the season.
Can Hosta 'Empress Wu' be grown in a pot?
To try Hosta ‘Empress Wu’ in a container, choose a stable pot with drainage holes, suitable for the root ball and its future size (180 cm). The substrate must remain moist; it will dry out more quickly than in open ground. Plan to protect the container in winter depending on your climate.
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