Globe artichoke (Cynara scolymus)

Also known as: French artichoke

The artichoke (Cynara scolymus) is a well-loved vegetable that has a long history of cultivation in the Mediterranean. Harvested before its flowers fully bloom, the artichoke's edible flower buds are known for their nutritional value. These buds, often cooked and featured in various Italian recipes and teas, would otherwise blossom into striking purple flowers if left to mature.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Globe artichoke

Lifespan

Perennial

Plant Type

Herb

Plant Height

1.4 m to 2 m

Spread

1 m

Leaf Color

Green Gray Silver

Flower Size

15 cm

Flower Color

Purple Blue

Images of Globe artichoke

Quickly Identify Globe artichoke

Artichokes can be identified by their large, deeply lobed, silvery-green leaves and tall flower stems with large, purple, thistle-like flowers.

Scientific Classification of Globe artichoke

Phylum

Vascular plants

Class

Dicotyledons

Order

Asters bellflowers fanflowers and allies

Family

Daisy

Genus

Cynara

Species

Globe artichoke

Planting and Growing of Globe artichoke

Care Difficulty

Moderate

Watering Schedule

Every 10 days

Sunlight Requirements

Full sun

Sunshine Duration

6-12 hours

Ideal Temperature

65-75℉

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 Globe artichoke?

Cynara scolymus, commonly known as the artichoke, requires a deep watering regimen. Ensure that the soil is thoroughly drenched and water seeps at least 6 inches below the surface. This encourages deep root growth and sustains the plant during dry spells. The aim is to consistently maintain moisture without waterlogging the roots.

What are the symptoms of an underwatered Globe artichoke? ›

What should I do if my Globe artichoke is not getting enough water? ›

What are the symptoms of an overwatered Globe artichoke? ›

How to save an overwatered Globe artichoke? ›

What Are the Sunlight Requirements for Globe artichoke?

Sunlight Requirements: Full sun, Partial sun

Duration of light: 6-8 hours daily

Full sun to partial sun provides the best growth conditions. Adequate sunlight aids in maximum artichoke yield and healthy foliage, contributing to the longevity and vitality of the plant.

How much light is ideal? ›

What solutions can help achieve this? ›

What are the benefits of ideal lighting? ›

More About Sunlight Requirements Techniques→

What Is the Ideal Temperature Range for Globe artichoke?

Ideal Temperature: 65 ~ 75℉

Cynara scolymus, commonly known as artichoke, thrives best in environments where the temperature consistently ranges between 65 to 75 °F. This range provides the optimal conditions for photosynthesis and vital metabolic processes, ensuring healthier growth and better yield.

What Soil is Best for Globe artichoke?

Soil type: Loam, Sandy loam

Soil PH: 6.5 ~ 7.5

Artichokes thrive in nutrient-rich soils that provide essential minerals and organic matter. This enhances their growth, leading to healthier plants and more abundant yields. Ensuring the soil is well-drained prevents waterlogging, which is detrimental to artichokes. Proper drainage enables roots to access oxygen and nutrients effectively. The soil should maintain consistent moisture without becoming soggy. This supports steady plant growth and prevents stress that can reduce yield and quality.

How to Fertilize Globe artichoke?

Fertilizer type: Balanced

For Cynara scolymus, a balanced nutrient approach works best. Use about 1 ounce of liquid fertilizer per gallon of water, applying directly to the soil. For slow-release granules, use approximately 2 ounces per plant, scattered evenly over the root zone.

How to Prune Globe artichoke?

Pruning Time: Spring, Summer

Begin by identifying and removing any old, yellowing, or dead leaves at the base of the plant. This helps improve air circulation and reduces the risk of fungal diseases. After the artichokes have been harvested, trim back the old flower stalks to promote future growth. Cut them to about one inch above the crown of the plant. Shape the plant by trimming back excess growth to encourage a more open structure. This helps sunlight reach all parts of the plant, fostering healthier development. More About Pruning Techniques→

How to Propagate Globe artichoke plant?

Propagate Time: Early spring, Spring

Before sowing the seeds, soak them in water for about 24 hours to improve germination rates. This step ensures that the seeds are adequately hydrated and ready for planting, increasing the likelihood of success.

Sow the seeds in a seed tray filled with a nutrient-rich soil mix. Cover them lightly with soil, water gently, and place the tray in a warm, sunny location. Keep the soil consistently moist until germination occurs, which usually takes 14-21 days.

For division, choose a mature artichoke plant and carefully dig around it to lift the root ball. Using a sharp knife, divide the root ball into sections, each with at least one shoot and a healthy root system. Replant the sections promptly in well-prepared soil.

More About Propagating Techniques→

How to Repot Globe artichoke plant?

Repotting frequency: Every 2-3 years

Artichoke plants, scientifically known as Cynara scolymus, need repotting when their roots start emerging from the pot's drainage holes or when they seem root-bound. Another sign is the plant's overall growth slowing down, indicating it's struggling in its cramped space. Spring or early Autumn are ideal, offering moderate temperatures that protect root health during the transition.

Choose a pot that is about two inches larger in diameter than the current one to allow for growth without overwhelming the root system. Opt for one with ample drainage holes, as inadequate drainage can lead to root rot. Terracotta pots are a great choice as they allow excess moisture to evaporate, maintaining a balanced root environment.

A well-draining, fertile soil mix is critical for Cynara scolymus. Aim for a blend that incorporates organic matter such as compost to provide nutrient-rich support that retains the right amount of moisture without becoming soggy. A suitable mix helps in aeration and nurtures healthy root development ensuring a robust plant growth.