Rudbeckia fulgida · Asteraceae

Black-eyed Susan

✅ Pet-friendlyPerennial life cycle, returning to sprout annually.30 to 61 cm

LightFull sun, tolerates partial shade

WaterModerate, allows to dry between waterings

DifficultyEasy

ColdDown to -15 degrees Celsius

Full sun, tolerates partial shadeModerate, allows to dry between wateringsEasyDown to -15 degrees Celsius

Description & origin

Rudbeckia fulgida is a perennial plant known for its vibrant yellow flowers. It is ideal for gardens, providing color and attraction throughout the summer.

Size

Reaches a height of 30 to 61 cm, with a width of 30 to 45 cm.

Foliage

Dark green, oval, serrated leaves that complement the flowers.

Flowering

Blooms from July to September, with yellow flowers and dark centers.

Detailed care

Light

Prefers full sun but tolerates some partial shade.

Soil

Well-drained soil rich in organic matter.

Watering

Moderate watering, allowing the soil to dry slightly between waterings.

Temperature

Resistant to moderate temperatures, tolerates cold down to -15 degrees Celsius.

Fertilising

Balanced fertilizer in spring to promote healthy growth.

Repotting

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

Pruning

Remove wilted flowers to encourage new blooms.

Propagation

Can be propagated by seeds or division of clumps.

Common problems

Powdery mildew

Can be affected by powdery mildew, especially in humid climates.

Pests

Susceptible to aphids and snails, which can damage the leaves.

Root rot

Excess water can cause root rot.

Uses & curiosities

In the garden

Ideal for borders and beds
Attracts pollinators to the garden
Excellent for floral arrangements

Other uses

Can be grown in large pots.

Did you know…

The flowers of Rudbeckia attract pollinators such as bees and butterflies. It is a hardy and easy-to-grow plant.