Foam Flower (Tiarella ‘Crow Feather’)

Plant: Table of Contents

The Fascinating Foam Flower (Tiarella ‘Crow Feather’)

When it comes to ornamental plants, there are countless options to choose from, but few are as captivating as the foam flower, or Tiarella ‘Crow Feather.’ Its delicate foliage and dainty flowers make it a favorite among gardeners and landscape designers alike. In this comprehensive guide, we’ll delve into the key aspects of this charming plant, including its culture, uses, care requirements, and much more.

What is Plant : Foam Flower (Tiarella ‘Crow Feather’)?

The foam flower, scientifically known as Tiarella ‘Crow Feather,’ is a perennial herbaceous plant belonging to the Saxifragaceae family. This North American native is prized for its attractive, deeply lobed leaves and feathery, spike-like flower plumes. It typically blooms in spring and can be found in a variety of woodland and shade garden settings.

The ‘Crow Feather’ variety is particularly notable for its dark red-veined, deeply lobed leaves that create a stunning contrast against its delicate white flowers. With its compact growth habit and appealing foliage, it’s a popular choice for adding interest to shaded areas in gardens and landscapes.

Key Takeaways – Foam Flower (Tiarella ‘Crow Feather’)

Before delving into the specifics of Tiarella ‘Crow Feather,’ let’s take a look at the essential aspects and characteristics that make this plant stand out.

  • Plant Name: Foam Flower (Tiarella ‘Crow Feather’)
  • Family: Saxifragaceae
  • Type: Perennial
  • Common Name: Foam Flower
  • Variety: ‘Crow Feather’
  • Native Habitat: North America
  • Foliage: Dark red-veined, deeply lobed leaves
  • Flowers: Delicate white blooms on feathery plumes
  • Growth Season: Typically blooms in spring
  • Growth Habit: Compact
  • Preferred Settings: Woodland and shade gardens

Now, let’s explore the various aspects of cultivating and caring for this captivating plant.


Cultivating Tiarella ‘Crow Feather’ involves understanding and catering to its specific cultural preferences. From environmental conditions to maintenance practices, providing the right cultural conditions is crucial for its optimal growth and development.


The foam flower, Tiarella ‘Crow Feather,’ has a range of uses within garden and landscape settings:

  • Shade Gardens: It thrives in shaded areas, adding a pop of color and texture to otherwise dim spaces.
  • Woodland Gardens: Its natural habitat lends itself well to woodland-style plantings, creating a seamless transition in such environments.
  • Borders: The compact growth habit and attractive foliage make it well-suited for border plantings.
  • Containers: Due to its size and visual appeal, Tiarella ‘Crow Feather’ is an excellent choice for container gardening, brightening up shaded patios and balconies.
  • Groundcover: With its spreading habit, it can function as an attractive groundcover in suitable settings.


Proper watering is crucial for the health and vigor of Tiarella ‘Crow Feather.’ While it prefers consistently moist soil, it’s essential to avoid waterlogged conditions, which can lead to root rot.

  • Watering Schedule: Regular, even moisture is essential, especially during dry spells.
  • Mulching: Applying a layer of organic mulch around the plant helps retain soil moisture and protect the roots.


As a shade-loving plant, Tiarella ‘Crow Feather’ thrives in partial to full shade. When it comes to sunlight requirements, consider the following:

  • Shade Levels: It prefers filtered or dappled shade, especially in hotter regions.
  • Morning Sun: Some morning sun is generally beneficial, but it should be shielded from intense afternoon sunlight.


Proper nutrition is key to promoting healthy growth and prolific flowering in Tiarella ‘Crow Feather.’ Here are some tips for fertilizing this plant:

  • Fertilizing Schedule: Apply a balanced, slow-release fertilizer in spring as new growth emerges.
  • Organic Amendments: Incorporating organic matter into the soil during planting provides a nutrient-rich foundation.


Understanding the soil preferences of Tiarella ‘Crow Feather’ is vital for creating an optimal growing environment. The following soil considerations are essential:

  • Acidity: It thrives in slightly acidic to neutral soils with a pH range of 5.5 to 6.5.
  • Texture: Well-draining, humus-rich soil is ideal for this plant, ensuring proper moisture levels without waterlogging.


Pruning is an important aspect of maintaining Tiarella ‘Crow Feather’ and ensuring its aesthetics and vitality. Proper pruning practices can help manage its growth and encourage better flowering.

  • Deadheading: Removing spent blooms promotes continuous flowering and prevents seed formation.
  • Spring Cleanup: Trim back any winter-damaged foliage in early spring to allow fresh growth to emerge.


Whether you want to expand your foam flower collection or share the beauty of Tiarella ‘Crow Feather’ with others, propagation is a valuable skill to have. Here are some effective propagation methods for this plant:

  • Division: Divide mature clumps in early spring to create new plants.
  • Root Cuttings: Propagate Tiarella ‘Crow Feather’ by taking root cuttings in late winter for successful establishment.

Container Popularity

Tiarella ‘Crow Feather’ is a popular choice for container gardening, thanks to its appealing foliage and shade-loving nature. It brings a touch of elegance to shaded patios, balconies, and outdoor living spaces.

Common Diseases

Like any plant, Tiarella ‘Crow Feather’ is susceptible to certain diseases, and being aware of these issues is crucial for maintaining its health and vigor.

Disease Diagnosis

Common diseases that may affect Tiarella ‘Crow Feather’ include:

  • Powdery Mildew: This fungal disease appears as a powdery white coating on the leaves, often occurring in humid conditions.
  • Leaf Spot: Circular, dark spots on the leaves are a sign of this fungal disease, which can impact the plant’s overall appearance and vigor.

Prevention and Management

Implementing preventive measures and early intervention can help mitigate potential disease issues:

  • Adequate Air Circulation: Planting Tiarella ‘Crow Feather’ with ample space between individuals promotes air circulation, reducing the risk of fungal diseases.
  • Avoid Overhead Watering: Water the soil directly to minimize humidity around the foliage, which can contribute to disease development.

Common Pests

Pests can pose a threat to the health and appearance of Tiarella ‘Crow Feather.’ Identifying and addressing these pest issues is essential for keeping the plant in prime condition.

Pest Identification

Some common pests that may target Tiarella ‘Crow Feather’ include:

  • Aphids: These small, soft-bodied insects often cluster on new growth, sapping the plant’s vitality.
  • Slugs and Snails: These creatures can cause damage to the foliage, especially in moist environments.

Pest Management

Effective pest management strategies can help protect Tiarella ‘Crow Feather’ from infestations:

  • Natural Predators: Encourage beneficial insects that prey on aphids, such as ladybugs and lacewings.
  • Cultural Practices: Keep the garden clean and free of debris to deter slug and snail populations.

Botanist’s Tips

For those seeking to bring out the best in Tiarella ‘Crow Feather,’ here are some expert tips and insights to enhance the plant’s performance and beauty:

  • Mulching Matters: Applying a layer of organic mulch not only conserves soil moisture but also provides a favorable environment for beneficial soil organisms.
  • Companion Planting: Pairing Tiarella ‘Crow Feather’ with complementary shade-loving plants, such as hostas or ferns, can accentuate its appeal and create visually pleasing combinations.

Fun Facts

Discover some intriguing and lesser-known facts about the foam flower, Tiarella ‘Crow Feather’:

  • The common name “foam flower” is derived from the foam-like appearance of the delicate flower plumes.
  • In addition to its ornamental value, Tiarella ‘Crow Feather’ has been used in traditional herbal medicine for its purported healing properties.

Links to External Resources

In conclusion, the foam flower, Tiarella ‘Crow Feather,’ is a captivating and versatile plant that brings elegance and charm to shaded garden spaces. By understanding its cultural needs, addressing common issues, and leveraging expert tips, gardeners can make the most of this enchanting perennial. Whether used as a groundcover, border plant, or container specimen, Tiarella ‘Crow Feather’ has much to offer and is sure to captivate the hearts of plant enthusiasts and landscaping aficionados alike.

Picture of Peter Taylors

Peter Taylors

Expert botanist who loves plants. His expertise spans taxonomy, plant ecology, and ethnobotany. An advocate for plant conservation, he mentors and educates future botanists, leaving a lasting impact on the field.