Adriatic bellflower (Campanula garganica)

Also known as: Adriatic Bellflower, Gargano Bellflower

The cultivar 'W.H. Paine', featuring white-centered, lilac-colored flowers, has been honored with the Royal Horticultural Society's Award of Garden Merit.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Adriatic bellflower

Lifespan

Perennial

Plant Type

Herb

Plant Height

10 cm

Spread

20 cm

Leaf Color

Green Yellow

Flower Size

2-3 cm

Flower Color

Blue

Images of Adriatic bellflower

Quickly Identify Adriatic bellflower

Identify Campanula garganica by looking for small, star-shaped blue-violet flowers with five petals, typically blooming in summer. The plant has a low-growing, spreading habit and green, heart-shaped leaves.

Scientific Classification of Adriatic bellflower

Phylum

Vascular plants

Class

Dicotyledons

Order

Asterales

Family

Bellflower

Genus

Bellflowers

Species

Adriatic bellflower

Planting and Growing of Adriatic bellflower

Care Difficulty

Easy

Watering Schedule

Every 3 days

Sunlight Requirements

Partial 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 Adriatic bellflower?

For Campanula garganica, it is important to ensure the soil is kept consistently moist without being waterlogged. The optimal amount is around 200 ml per watering session, allowing the water to reach the roots thoroughly but not leaving the plant in standing water.

What are the symptoms of an underwatered Adriatic bellflower? ›

What should I do if my Adriatic bellflower is not getting enough water? ›

What are the symptoms of an overwatered Adriatic bellflower? ›

How to save an overwatered Adriatic bellflower? ›

What Are the Sunlight Requirements for Adriatic bellflower?

Sunlight Requirements: Partial sun

Duration of light: 4-6 hours daily

Campanula garganica flourishes in partial sun conditions. Ideal sunlight harnesses maximum chlorophyll production, ensuring lush green foliage and prolific flowering.

How much sunlight does Campanula garganica need? ›

What solutions can ensure optimal light for growth? ›

What are the benefits of achieving ideal light conditions? ›

What Is the Ideal Temperature Range for Adriatic bellflower?

Ideal Temperature: 60 ~ 75℉

The optimal temperature range for Campanula garganica to thrive is between 60°F and 75°F. This range provides the right conditions for growth, ensuring that the plant receives just enough warmth to facilitate photosynthesis without causing heat stress.

What Soil is Best for Adriatic bellflower?

Soil type: Loam, Calcareous soil

Soil PH: 6.5 ~ 7.5

Campanula garganica thrives in well-draining soil which prevents waterlogging and root rot. This encourages healthy root development and robust growth, as standing water can severely damage the plant roots. This plant prefers soil rich in essential nutrients to support its growing cycle. Fertile soil enhances blooming and foliage, helping the plant produce vibrant blue flowers that attract pollinators. Soil with moderate moisture retention is ideal as it means the plant receives consistent hydration without drowning. This balance promotes healthy growth and resilience against drought stress.

How to Fertilize Adriatic bellflower?

Fertilizer type: Balanced

For Campanula garganica, use a balanced liquid or granular fertilizer at half the recommended strength. This plant prefers light feeding, so avoid overdoing it. Typically, 1 teaspoon per gallon of water for liquid fertilizer and a light sprinkle for granular types will suffice. Be sure to adjust based on the plant's growth stage and size.

How to Prune Adriatic bellflower?

Pruning Time: Spring, Summer

Pruning Campanula garganica involves removing dead or damaged stems to encourage healthy growth. Use sharp, clean scissors or pruning shears to carefully trim away any brown or dead leaves. Aim to maintain the plant's natural shape by cutting just above a leaf node or bud. This practice not only keeps the plant tidy but also stimulates flowering and can help manage its spread in your garden. More About Pruning Techniques→

How to Propagate Adriatic bellflower plant?

Propagate Time: Spring, Early summer

Start by sourcing high-quality seeds. Gently fill a seed tray with a well-draining soil mix, slightly pressing the seeds onto the surface but not burying them deeply. Keep the tray in a warm spot.

Select healthy, non-flowering stems and cut pieces about 10 cm long. Remove the bottom leaves and dip the cut end in a rooting hormone for better root development.

In early spring, carefully dig up the parent plant and divide its roots by hand or with a sharp knife. Ensure each division has roots attached and immediately replant them into their new locations.

More About Propagating Techniques→

How to Repot Adriatic bellflower plant?

Repotting frequency: Every 2-3 years

Repotting Campanula garganica should be done when you notice slowed growth or roots starting to protrude from the drainage holes. These signs indicate that the plant may be root-bound and needs more space to thrive.

Select a pot that is one size larger than the current one to accommodate root growth while avoiding excessive water retention. A pot with drainage holes is essential to prevent waterlogging, which can lead to root rot.

Choose a well-draining, sandy loam soil mix to ensure adequate aeration and moisture control. This soil type supports healthy root development and prevents water accumulation.