Aconitum napellus · Ranunculaceae

Monkshood

⚠️ Not safe for petsPerennial life cycle, returning to sprout annually.60 to 120 cm

LightPartial shade

WaterModerate

DifficultyMedium

ColdResistant down to -10 degrees Celsius.

Partial shadeModerateMediumResistant down to -10 degrees Celsius.

Description & origin

Aconitum napellus, commonly known as monkshood, is a perennial plant with helmet-shaped flowers. It is valued for its beauty and ability to attract pollinators.

Size

Can reach heights of 60 to 120 cm, depending on growing conditions.

Foliage

Leaves are large and lobed, with a dark green hue, attractive throughout the season.

Flowering

Blooms in summer, with a flowering period that can last several weeks.

Detailed care

Light

Prefers filtered light or partial shade, avoiding direct exposure to intense sunlight.

Soil

Well-drained soil rich in organic matter, with a slightly acidic to neutral pH.

Watering

Moderate watering, keeping the soil moist but not waterlogged.

Temperature

Resistant to cold temperatures but should be protected from severe frosts.

Fertilising

Fertilize in spring with a balanced fertilizer to promote growth.

Repotting

Transplant in spring or autumn, ensuring the soil is well-prepared.

Pruning

Remove wilted flowers to encourage new blooms and keep the plant healthy.

Propagation

Propagate by division of clumps or by seeds, sowing in spring.

Common problems

Root rot

Can occur if the soil is too waterlogged.

Aphid infestations

Aphids can infest the leaves, causing damage.

Fungal diseases

Susceptible to fungi if humidity conditions are high.

Uses & curiosities

In the garden

Ideal for borders in shade gardens
Attracts pollinators like bees and butterflies
Can be used in floral arrangements

Other uses

Used in traditional medicine, but should be handled with care due to its toxicity.

Did you know…

Monkshood flowers can vary in color, including blue, purple, and white. It is often associated with shade gardens.