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Hardy perennial
Saxifragaceae
Perennials
Heuchera 'Fire Alarm'
Heuchera
Heuchera 'Fire Alarm': 25 cm high and 35 cm spread, sun to shade exposure. White flowers in June-August. Zone 4; choose a soil compatible with its moisture needs.
- Exposure
- Sun to shade
- Life cycle
- Hardy perennial
- Hardiness
- Zone 4
Discover the plant
Common nameHeuchera 'Fire Alarm'
FamilySaxifragaceae
GenusCoral bells
CultivarFire Alarm
TypeHardy perennial
Botanical nameHeuchera
For a sun to shade composition, Heuchera 'Fire Alarm' (Heuchera 'Fire Alarm') offers flowers in shades of white. The foliage features shades of red, to be highlighted among different textures. The usual flowering period is June-August. Its size of 25 cm by 35 cm reserves it a place at the low and front edge of a bed, without forgetting the space for its neighbors.
The success of Heuchera 'Fire Alarm' begins with its location: sun to shade, in suitable soil (humus-rich, retaining its freshness during growth, without stagnant water around the collar). For Heuchera 'Fire Alarm', regularly check the soil around the root ball: it must remain fresh. Water at the base when the surface begins to dry and adjust the watering according to rainfall; this exposure (sun to shade) does not eliminate the need for water. A spacing of about 35 cm between centers is a starting point, to be adjusted according to observed vigor. The indicated hardiness level is zone 4, to be assessed according to your garden's conditions.
When planting Heuchera 'Fire Alarm', remove damaged leaves without burying the crown and protect the foliage from scorching sun if the soil dries out quickly. Freezing and thawing can lift the heuchera's crown; check in spring that the roots remain in good contact with the soil. For companion planting, consider perennial geraniums, daylilies, and campanulas in varieties with similar needs. The flowering (June-August) and the spread of 35 cm will serve as benchmarks for arranging other plants around this plant.
Planting guide
From planting to establishment.
Spacing / density
13.8 inches
Best planting time
Spring after the thaw or early autumn, allowing time for the roots to establish before the deep cold.
Propagation
Division of clumps. Sowing does not guarantee the fidelity of a named cultivar.
Growing method
Heuchera 'Fire Alarm': In spring after the thaw or in early autumn, allowing roots to establish before hard frosts. For Heuchera 'Fire Alarm', 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 (sun to shade) does not eliminate the need for water. Freezing and thawing can lift the heuchera's crown; check in spring that the roots remain well in contact with the soil.
Soil and care
The right care,at the right time.
Soil pH
Acid to neutral; general indication of botanical group
Care level
Regular maintenance
Watering
For 'Fire Alarm' Heuchera, regularly check the soil around the root ball: it should remain moist. Water at the base when the surface begins to dry and adjust watering according to rainfall; this exposure (sun to shade) does not eliminate the need for water.
Soil type
Humiferous, keeping its freshness during growth, with no stagnant water around the collar
Fertilization
Fertilizer for flowering
Moisture
Regular freshness during growth
Seasonal care
Heuchera 'Fire Alarm': remove damaged leaves without burying the crown and protect the foliage from scorching sun if the soil dries out quickly. During its flowering period (June-August), also monitor damaged stems and neighboring plants that could obscure the clump.
Container growing
A garden,within reach.
Recommended pot size
A stable, perforated container, significantly wider than the root ball; size to be adapted to the format sold and the adult development.
To try Heuchera 'Fire Alarm' in a container, choose a stable pot with drainage holes, suitable for the root ball and its future size (35 cm). The substrate must remain moist; it will dry out more quickly than in the ground. Plan for container protection in winter depending on your climate.
Bloom and dimensions
Its place,in your garden.
Mature height
15 inches (38 cm)
Width / spread
14 inches (35.5 cm)
Flower color
White
Foliage color
Red
Foliage type
Persistent to semi-persistent depending on the climate and winter conditions
Growth rate
Moderate
Growth habit
In rossette
Fragrance
Undocumented for this selection
Bloom period
June-August
Garden associations
In goodcompany.
Companion plants
Associations to consider for Heuchera 'Fire Alarm': perennial geraniums, daylilies, bellflowers. Choose varieties that tolerate sun to shade and similar humidity; allow each clump its adult space.
Plants to avoid
Around 'Fire Alarm' Heuchera, especially avoid neighboring plants that would cover its leaves or strongly compete with its root ball. Compatibility of light, water, and spread takes precedence over a list of so-called enemy plants.
Frequently asked questions
Your questions,answered.
Where to plant Heuchera 'Fire Alarm'?
Provide sun to shade and a suitable soil (humus-rich, keeping its freshness during growth, with no stagnant water around the collar). Freezing and thawing can lift the heuchera crown; check in spring that the roots remain in good contact with the soil.
What place should I reserve for Heuchera 'Fire Alarm'?
Allow about 25 cm in height and 35 cm in width at maturity. About 35 cm between centers, to be adjusted according to the actual development of the clump. This size is suitable for use as a low border at the front of a bed.
When does Heuchera ‘Fire Alarm’ bloom?
The period indicated is June-August. The flower color is white. The exact date and duration depend on the climate, the season, and the plant's establishment.
How to water and care for Heuchera 'Fire Alarm'?
For Heuchera 'Fire Alarm', 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 (sun to shade) does not eliminate the need for water. Remove damaged leaves without burying the crown and protect the foliage from scorching sun if the soil dries out quickly.
Can Heuchera 'Fire Alarm' be grown in a pot?
To try Heuchera 'Fire Alarm' in a container, choose a stable pot with drainage holes, suitable for the root ball and its future size (35 cm). The substrate should 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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