Heuchera 'Fire Alarm'Fire Alarm Heuchera

The Heuchera 'Fire Alarm', or Fire Alarm Heuchera, is a striking evergreen perennial known for its vibrant, fiery red foliage that intensifies with the seasons, transitioning from bright red in spring to deep red tones in autumn and winter. This compact plant grows up to 20 to 30 cm tall and wide, making it ideal for borders, rockeries, containers, or as a bold accent in garden beds. In summer, it produces delicate spikes of small, creamy white flowers that attract pollinators.

Low-maintenance and hardy, Fire Alarm Heuchera is perfect for adding year-round colour and texture to temperate gardens.

Specifications

• Height20 to 30 cm
• Width20 to 30 cm
• Native toHybrid origin (species native to North America)
• FoliageVibrant red, evergreen leaves with a ruffled texture
• Growth rateModerate

Conditions

• SoilPrefers well-drained, fertile soils; tolerates sandy, loamy, and slightly acidic types
• LightPartial shade to full sun; best colour develops with morning sun and afternoon shade
• WaterModerate; avoid waterlogging
• ClimateThrives in temperate regions; protect from extreme heat

Additional Features

• FlowersCreamy white, bell-shaped blooms on tall spikes in summer
• FormCompact, mounding habit with dense foliage
• UsesIdeal for borders, edging, mass planting, containers, or as a feature in shaded gardens
• SpacingPlant 30 to 40 cm apart for a lush, dense display
• Low MaintenanceRequires minimal care; remove old foliage in spring for fresh growth
• Pest ResistanceGenerally pest-free; watch for slugs and snails in damp conditions
• Seasonal AppealStriking foliage colour that intensifies in cooler seasons
• Wildlife AttractionFlowers attract bees, butterflies, and other pollinators
• VersatilityComplements cottage, woodland, and modern garden styles

The Fire Alarm Heuchera is a vibrant and reliable perennial, perfect for adding bold, seasonal colour and year-round interest to garden beds and containers.