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Hardy perennial
Asparagaceae
Perennials
Hosta 'Krossa Regal'
Hosta
Hosta 'Krossa Regal': 100 cm tall with a 180 cm spread, thrives in partial to full shade. Lavender flowers in July-August. Zone 3; choose soil compatible with its moisture needs.
- Exposure
- Partial shade to shade
- Life cycle
- Hardy perennial
- Hardiness
- Zone 3
Discover the plant
Common nameHosta 'Krossa Regal'
FamilyAsparagaceae
GenusHosta
CultivarCrush Regal
TypeHardy perennial
Botanical nameHosta
Hosta ‘Krossa Regal’, known in the garden as Hosta ‘Krossa Regal’, combines lavender-toned blooms with a volume that is easy to place in a composition. Its distinctive features include wavy leaves. The foliage presents shades of green, to be highlighted among different textures. The usual flowering period is July-August. Its size of 100 cm by 180 cm reserves it a place in partially shaded beds and woodland gardens, without forgetting the space of its neighbors.
Soil choice is essential for Hosta ‘Krossa Regal’: kept moist, Clayey. The preferred exposure is partial to full shade. For Hosta ‘Krossa Regal’, regularly check the soil around the root ball: it must 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 water needs. A spacing of approximately 180 cm between centers is a starting point, to be adjusted according to observed vigor. The indicated hardiness level is zone 3, to be assessed according to your garden conditions.
When planting Hosta ‘Krossa Regal’, monitor for slugs on new leaves and wait for complete yellowing before removing foliage at the end of the season. Under trees, neighboring roots can dry out the soil despite the shade; check the moisture level of the hosta’s root ball. For associations, consider lungworts, foamflowers, and astilbes in varieties with similar needs. The flowering (July-August) and the 180 cm spread will serve as benchmarks for distributing other plants around this plant.
Planting guide
From planting to establishment.
Spacing / density
180 cm
Best planting time
Spring after the thaw or early autumn, allowing the roots to settle before the severe cold.
Propagation
Division of clumps. Growing from seed does not guarantee the fidelity of a named cultivar.
Growing method
Hosta ‘Krossa Regal’: Spring after the thaw or early autumn, allowing time for the roots to establish before the severe cold. For Hosta ‘Krossa Regal’, regularly check the soil around the root ball: it must remain moist. Water at the base when the surface begins to dry and adjust the amount of water based on rainfall; this exposure (partial shade 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 at the hosta's root ball.
Soil and care
The right care,at the right time.
Soil pH
Acid to neutral; general indication of the botanical group
Care level
Regular maintenance
Watering
For Hosta 'Krossa Regal', regularly check the soil around the root ball: it should remain moist. Water at the base when the surface starts to dry out and adjust 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 ‘Krossa Regal’: watch out for slugs on new leaves and wait for the foliage to fully yellow before removing it at the end of the season. During its flowering period (July-August), 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 container, with drainage holes, noticeably wider than the root ball; size to be adapted to the format sold and the adult plant's development.
To try Hosta ‘Krossa Regal’ 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 open ground. Plan for container protection in winter depending on your climate.
Bloom and dimensions
Its place,in your garden.
Mature height
3.3 feet (1.02 m)
Width / spread
180 cm
Flower color
Purple
Foliage color
Blue
Foliage type
Void
Growth rate
Moderate
Growth habit
Tuft of arching leaves
Fragrance
Not documented for this selection
Bloom period
July-August
Garden associations
In goodcompany.
Companion plants
Companion plants to consider for Hosta ‘Krossa Regal’: lungworts, foamflowers, astilbes. Choose varieties that tolerate partial to full shade and comparable humidity; allow each clump enough space to reach its mature size.
Plants to avoid
Around Hosta 'Krossa Regal', primarily avoid neighbors that would cover its leaves or strongly compete with its root ball. Compatibility of light, water, and size takes precedence over a list of so-called enemy plants.
Frequently asked questions
Your questions,answered.
Where to plant Hosta 'Krossa Regal'?
Provide partial to full shade and suitable soil (kept moist, clayey). Under trees, nearby roots can dry out the soil despite the shade; check the moisture level at the hosta’s root ball.
What space should I reserve for Hosta 'Krossa Regal'?
Expect about 100 cm in height and 180 cm in width at maturity. Approximately 180 cm between centers, to be adjusted according to the actual development of the clump. This size is suitable for use in semi-shaded beds and woodland gardens.
When does Hosta ‘Krossa Regal’ bloom?
The period indicated is July-August. The flower color is lavender. The exact date and duration depend on the climate, the season, and the plant's establishment.
How to water and care for Hosta ‘Krossa Regal’?
For Hosta ‘Krossa Regal’, regularly check the soil around the root ball: it must remain moist. Water at the base when the surface starts to dry out and adjust the watering according to rainfall; this exposure (partial shade to shade) does not eliminate the need for water. Watch for slugs on new leaves and wait for the foliage to turn completely yellow before removing it at the end of the season.
Can Hosta ‘Krossa Regal’ be grown in a pot?
To grow Hosta ‘Krossa Regal’ in a container, choose a stable pot with drainage holes that is appropriately sized for the root ball and its future spread (180 cm). The substrate must remain moist; it will dry out faster than in the ground. Plan to protect the container in winter depending on your climate.
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