Achillea crithmifolia (Achillea crithmifolia)

Also known as: Yarrow-leaved Milfoil

Achillea crithmifolia is a hardy perennial plant recognized for its finely divided, aromatic foliage and dense clusters of small, typically white or pale yellow flowers. Originating from the Mediterranean region, it flourishes in full sun and well-drained soil, demonstrating excellent drought tolerance. This resilient plant, with its mat-forming growth habit, is ideal for rock gardens and borders. It not only adds texture and subtle beauty to landscapes but also attracts pollinators with its modest, sweet scent.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Achillea crithmifolia

Lifespan

Perennial

Plant Type

Herb

Plant Height

20-50 cm

Spread

Varies, typically around 30-40 cm

Leaf Color

Green

Flower Size

5-10 mm per flower, clusters can be much wider

Flower Color

White to light pink

Images of Achillea crithmifolia

Quickly Identify Achillea crithmifolia

Look for its deeply divided, fern-like green leaves and clusters of small white to pinkish flowers that form flat-topped clusters. The plant typically has a strong, aromatic scent.

Scientific Classification of Achillea crithmifolia

Phylum

Vascular plants

Class

Dicotyledons

Order

Asterales

Family

Daisy

Genus

Yarrows

Species

Achillea crithmifolia

Planting and Growing of Achillea crithmifolia

Care Difficulty

Easy

Watering Schedule

Every 2 days

Sunlight Requirements

Full sun

Sunshine Duration

4-8 hours

Ideal Temperature

60-75℉

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 Achillea crithmifolia?

Achillea crithmifolia requires balanced watering. Ensure the soil is moist but well-drained, avoiding waterlogging. Approximately 250 ml per session is ideal, depending on pot size and environmental conditions.

What are the symptoms of an underwatered Achillea crithmifolia? ›

What should I do if my Achillea crithmifolia is not getting enough water? ›

What are the symptoms of an overwatered Achillea crithmifolia? ›

How to save an overwatered Achillea crithmifolia? ›

What Are the Sunlight Requirements for Achillea crithmifolia?

Sunlight Requirements: Full sun, Partial sun

Duration of light: 6 to 8 hours

Achillea crithmifolia ideally grows in full sun to partial sun, benefiting from six to eight hours of sunlight daily. This exposure not only sustains its vibrant color and texture but also supports healthy blooming and foliage density.

What light conditions does Achillea crithmifolia prefer? ›

How can I ensure my Achillea crithmifolia gets the right light? ›

What happens when Achillea crithmifolia receives optimal light? ›

What Is the Ideal Temperature Range for Achillea crithmifolia?

Ideal Temperature: 60 ~ 75℉

Achillea crithmifolia thrives in temperatures ranging from 60°F to 75°F. This range supports ideal enzymatic activity and energy production necessary for its growth. Consistent exposure to these temperatures will facilitate robust vegetative growth and abundant flowering.

What Soil is Best for Achillea crithmifolia?

Soil type: Sandy loam, Loam, Calcareous soil

Soil PH: 6.5 ~ 7.5

Achillea crithmifolia thrives in well-drained soil, which prevents waterlogging that can lead to root rot. Proper drainage ensures the roots receive adequate oxygen, promoting healthy growth and vibrant blooms. This plant prefers soil with moderate fertility. Overly rich soils can encourage excessive foliage growth at the expense of flowers, so balanced nutrition helps maintain its attractive floral display. Achillea crithmifolia is best suited for soils with a neutral to slightly alkaline pH. This pH range supports optimal nutrient availability, ensuring the plant maintains its lush green foliage and robust flowering.

How to Fertilize Achillea crithmifolia?

Fertilizer type: Balanced

For Achillea crithmifolia, an optimal amount of fertilizer is crucial for its health. Use approximately 1 teaspoon of balanced liquid fertilizer diluted in 1 gallon of water per application. Ensure the solution is evenly distributed over the soil where the plant is rooted, focusing on the base to deliver nutrients directly where they are needed.

How to Prune Achillea crithmifolia?

Pruning Time: Spring, Summer

While regular pruning is beneficial for Achillea crithmifolia, over-pruning can stress the plant and reduce its ability to photosynthesize effectively. Always leave some foliage intact to ensure the plant remains healthy and can continue growing. Before and after pruning, make sure to sanitize your pruning tools to prevent the spread of diseases from other plants. Use a diluted bleach solution or alcohol wipes to clean the blades of your pruning shears. More About Pruning Techniques→

How to Propagate Achillea crithmifolia plant?

Propagate Time: Spring, Early summer

Before planting seeds or divisions, prepare the soil by loosening it and adding organic matter. This ensures good drainage and provides nutrients to support new growth.

Sow seeds on the surface of the prepared soil and lightly cover them with a thin layer of soil. Maintain moisture through regular, gentle watering to ensure germination.

For division propagation, carefully dig up the plant and separate the root clumps. Each division should have a healthy amount of roots and shoots. Replant divisions at the same depth they were growing.

More About Propagating Techniques→

How to Repot Achillea crithmifolia plant?

Repotting frequency: Every 2-3 years

Achillea crithmifolia signals the need for repotting when its roots start circling the pot or emerging from the drainage holes. Additionally, if the soil remains moist for too long or the plant shows signs of stunted growth, it's a good indicator that repotting is necessary.

Select a pot that is one size larger than the current one, with adequate drainage holes to prevent waterlogging. The material can range from clay to plastic, but ensure it complements your environmental conditions. A properly sized pot ensures optimal root growth and minimizes the risk of root rot.

Opt for a well-draining loamy soil mix, enriched with organic matter to enhance nutrient availability. This type of soil provides a balanced environment for roots, ensuring adequate aeration while retaining enough moisture to support healthy growth.