Silene Species, Royal Catchfly
Sileneregia

Family: Caryophyllaceae (kar-ree-oh-fil-AY-see-ee)
Genus: Silene (sy-LEE-nee)
Species: regia (REE-jee-uh)

Synonym:Melandrium illinoense

Synonym:Melandrium regium

Category

Perennials

Water Requirements

Average Water Needs; Water regularly; do not overwater

Sun Exposure

Full Sun
Sun to Partial Shade

Foliage

Herbaceous

Foliage Color

Blue-Green

Height

36-48 in. (90-120 cm)

Spacing

15-18 in. (38-45 cm)
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)

Where to Grow

Grow outdoors year-round in hardiness zone

Danger

Unknown

Bloom Color

Red-Orange

Bloom Characteristics

This plant is attractive to bees, butterflies and/or birds

Bloom Size

Unknown

Bloom Time

Mid Summer
Late Summer/Early Fall

Other details

Unknown

Soil pH requirements

6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information

Non-patented

Propagation Methods

From seed; stratify if sowing indoors

Seed Collecting

Allow seedheads to dry on plants; remove and collect seeds