Hemerocallis 'Mauna Loa' — Golden Glow with Ruby Edges

Hemerocallis 'Mauna Loa' is a vibrant and refined daylily, prized for its large, amber-gold flowers enhanced by a delicate ruby-red edge and a chartreuse green throat. Compact, hardy, and free-flowering, this variety brightens up beds and borders from early summer, while being remarkably easy to cultivate.

Key Features

• Botanical Name: Hemerocallis 'Mauna Loa'

• Common Name: Mauna Loa Daylily

• Type: Tetraploid herbaceous perennial

• Bloom Time: Early to mid-season (June to July, depending on region)

• Flowers: Large 13 cm flowers, amber-gold with a thin red edge and light green throat; slightly ruffled petals

• Height: 50 to 60 cm (flower stalks reaching approximately 60 cm)

• Width / Spread: 45 to 60 cm

• Foliage: Bright green, dense, and long arching blades; very decorative even when not in bloom

Growing Conditions

• Exposure: Full sun recommended to intensify colors; tolerates light partial shade

• Soil: Fertile, well-drained, but adaptable to most soil types (clay, loam, or sandy)

• Hardiness: USDA Zones 3 to 9 — excellent cold tolerance

Maintenance

• Remove spent flowers to prolong blooming and maintain a tidy appearance.

• Divide clumps every 2 to 3 years to maintain vigor and density.

• Water moderately during dry periods.

• Apply mulch around the base in winter to protect roots in colder regions.

Recommended Uses

• Beds and summer borders: ideal for creating bright and warm areas.

• Group plantings: spectacular effect when used in mass.

• Cut flowers: its large, contrasting golden flowers make beautiful bouquets.

• Full sun landscaping: perfect for dry gardens, rock gardens, or terrace edges.

In Summary

Hemerocallis 'Mauna Loa' embodies the warmth and vibrancy of the summer sun. Its golden petals outlined with subtle ruby make it an elegant yet easy-to-care-for perennial. Hardy, free-flowering, and long-lasting, it is an essential choice for gardeners who want to combine color, simplicity, and brilliance in their beds and borders.