Hellebore, Lenten Rose
Helleborusx hybridus 'Mellow Yellow Strain'

Family: Ranunculaceae (ra-nun-kew-LAY-see-ee)
Genus: Helleborus (hel-eh-BORE-us)
Species: x hybridus (hy-BRID-us)
Cultivar: Mellow Yellow Strain

Category

Perennials

Water Requirements

Average Water Needs; Water regularly; do not overwater

Sun Exposure

Partial to Full Shade

Foliage

Herbaceous

Foliage Color

Unknown

Height

12-18 in. (30-45 cm)

Spacing

18-24 in. (45-60 cm)

Hardiness

USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)

Where to Grow

Unknown

Danger

Parts of plant are poisonous if ingested

Bloom Color

Red
Bright Yellow

Bloom Characteristics

Unknown

Bloom Size

Unknown

Bloom Time

Late Winter/Early Spring
Mid Spring

Other details

Unknown

Soil pH requirements

6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information

Unknown

Propagation Methods

By dividing rhizomes, tubers, corms or bulbs (including offsets)
Allow cut surface to callous over before planting

Seed Collecting

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed