Petunia grandiflora · Solanaceae

Petunia

✅ Pet-friendlyPerennial in mild climates but grown as an annual in colder regions.20 to 40 cm

LightFull sun

WaterMedium watering; keep the soil slightly moist.

DifficultyEasy

ColdDoes not tolerate temperatures below 10 degrees Celsius.

Full sunMedium watering; keep the soil slightly moist.EasyDoes not tolerate temperatures below 10 degrees Celsius.

Description & origin

Petunia is a popular ornamental plant known for its large, colorful flowers. It is ideal for decorating balconies and gardens due to its abundant blooming. This plant is easy to care for and adapts well to different growing conditions.

Size

Remains compact, ideal for pots and planters.

Foliage

Green and evergreen foliage, requires little maintenance.

Flowering

Blooms abundantly in spring and summer.

Detailed care

Light

Prefers full sun for more intense blooming.

Soil

Well-drained soil rich in organic matter.

Watering

Regular watering, keeping the soil slightly moist but not waterlogged.

Temperature

Sensitive to cold, should be protected from temperatures below 10 degrees Celsius.

Fertilising

Fertilize every two weeks during the flowering season.

Repotting

Transplant in spring when roots fill the pot.

Pruning

Remove wilted flowers to encourage new blooms.

Propagation

Easily propagated by seeds or cuttings.

Common problems

Powdery mildew

Fungus causing white spots on leaves. Treat with appropriate fungicide.

Aphids

Insects that suck plant sap. Control with natural insecticide.

Root rot

Caused by excess water. Improve soil drainage.

Uses & curiosities

In the garden

Planters
Borders
Flower beds

Other uses

Excellent for decorating balconies and terraces.

Did you know…

Petunias are native to South America and were introduced to Europe in the 19th century.