Pincushion flower (Scabiosa atropurpurea)

Also known as: Sweet scabious

The pincushion flower, also known as Scabiosa, is cultivated in gardens for its attractive flower clusters. The name comes from its distinctive, round flower heads that look like pincushions adorned with pins.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Pincushion flower

Lifespan

Annual

Plant Type

Herb

Plant Height

30-90 cm

Spread

Not typically measured for width; about 30-60 cm spread

Leaf Color

Green

Flower Size

2-5 cm

Flower Color

Deep maroon, pink, purple, white

Images of Pincushion flower

Quickly Identify Pincushion flower

Distinct bushy growth habit up to 3 feet (90 cm) tall.

Dome-shaped, dark purple flower heads atop slender stems.

Basal leaves oblong-spatulate to lyrate, stem leaves pinnatifid.

Long, wiry stems with green to reddish-brown coloration.

Flower petals range from deep purple to crimson, on 2-foot (60 cm) stems.

Scientific Classification of Pincushion flower

Phylum

Vascular plants

Class

Dicotyledons

Order

Dipsacales

Family

Honeysuckle

Genus

Pincushions

Species

Pincushion flower

Planting and Growing of Pincushion flower

Care Difficulty

Easy

Watering Schedule

Every 3 days

Sunlight Requirements

Full sun

Sunshine Duration

6-10 hours

Ideal Temperature

55-75℉

Soil Type

Potting Mix, Peat Mix

Soil pH

6.5-7.5

Fertilizer Type

Balanced

Pruning Season

Spring, Summer

Pruning Area

Branches, Leaves

Pruning Frequency

2 times a year

Repotting Season

Spring

Pot Type

Plastic, Ceramic

How to Water Pincushion flower?

When watering Scabiosa atropurpurea, it is ideal to provide around 250 ml of water per session. Ensure the soil is evenly moist without being waterlogged. The goal is to reach a level of moisture that complements its natural Mediterranean habitat, where the soil dries out between watering.

What are the symptoms of an underwatered Pincushion flower? ›

What should I do if my Pincushion flower is not getting enough water? ›

What are the symptoms of an overwatered Pincushion flower? ›

How to save an overwatered Pincushion flower? ›

What Are the Sunlight Requirements for Pincushion flower?

Sunlight Requirements: Full sun, Partial sun

Duration of light: 6-8 hours daily

Scabiosa atropurpurea performs best with full sun to partial sun exposure. Proper light helps maximize floral development, resulting in a more abundant and vibrant show of blooms.

What is the best lighting environment for Scabiosa atropurpurea? ›

How can I ensure my Scabiosa atropurpurea receives ideal lighting? ›

What are the benefits of optimal lighting for Scabiosa atropurpurea? ›

What Is the Ideal Temperature Range for Pincushion flower?

Ideal Temperature: 55 ~ 75℉

The ideal temperature range for Scabiosa atropurpurea is between 55°F and 75°F. During this range, the plant can perform photosynthesis efficiently, thereby promoting healthy growth and vibrant blooms. It maintains a healthy metabolism and is less likely to be affected by fungal diseases or pest infestations.

What Soil is Best for Pincushion flower?

Soil type: Sandy soil, Loam, Calcareous soil

Soil PH: 6.5 ~ 7.5

Scabiosa atropurpurea thrives in well-drained soil that prevents water from pooling around its roots. Well-drained soil helps in avoiding root rot, promoting healthy root growth and vigorous blooming. The plant favors soil that is rich in essential nutrients, providing it with the necessary elements for robust growth and abundant flowering. A nutrient-rich substrate supports continuous bloom cycles and vibrant foliage. Scabiosa atropurpurea prefers soil that retains some moisture but is never waterlogged. Maintaining moderate moisture ensures the plant has access to sufficient water for uptake while preventing excessive wetness that could harm roots.

How to Fertilize Pincushion flower?

Fertilizer type: Balanced

For Scabiosa atropurpurea, the ideal fertilizer amount should be balanced. Use a balanced liquid fertilizer diluted to half strength during the growing season. When using slow-release granular fertilizer, apply around 2 tablespoons per square foot annually. Always ensure not to exceed this dosage to prevent root burn.

How to Prune Pincushion flower?

Pruning Time: Spring, Summer, Autumn

After the flowering period, trim back the spent blooms. This encourages a secondary bloom while keeping the plant tidy and preventing it from self-sowing excessively. Regularly prune to maintain the desired shape and size of your Scabiosa atropurpurea. Cut back any overgrown branches to keep the plant manageable and to support the plant's structural integrity. In colder climates, cut back the plant to ground level in late autumn. This step protects the plant during the winter months and fosters vigorous growth come spring. More About Pruning Techniques→

How to Propagate Pincushion flower plant?

Propagate Time: Early spring,Spring,Summer,Late summer

Soak Scabiosa atropurpurea seeds overnight in water to soften the seed coat. This enhances the speed and rate of germination by making it easier for the seed to absorb water.

Select healthy stems and use pruning shears to cut 3-4 inch long sections. Remove the lower leaves to prevent decay when placed in soil, and dip in rooting hormone to enhance root development.

Carefully dig up the plant and gently separate the root clumps. Ensure each section has healthy roots and stems, and replant immediately to avoid drying out the roots.

More About Propagating Techniques→

How to Repot Pincushion flower plant?

Repotting frequency: Once every year

Scabiosa atropurpurea requires repotting once you notice its roots peeking out of the drainage holes or the soil isn't retaining moisture as it should. Typically, this happens once a year, ideally in spring or summer to give the plant ample growing time in its new container.

Select a pot that's only slightly larger than the current one. This ensures the plant doesn't have too much extra space, which can lead to water retention and root rot. Additionally, a pot with adequate drainage holes is essential to prevent waterlogging.

For Scabiosa atropurpurea, opt for a well-draining, loamy mix, enriched with organic matter. This type of soil provides the necessary nutrients and prevents water from pooling, minimizing the risk of root rot, thus promoting healthy growth.