Tormentil.

En un coup d'œil

Niveau d'entretien

Facile

Type de plante

Perennial herb

Lumière

Full sun to partial shade

Lumière en intérieur

Lumière vive indirecte

Arrosage

Tous les 3 à 7 jours

Taille adulte

15 to 30 centimeters

Croissance

Moyenne

Rusticité

USDA 3 à 8

Floraison

Late spring to early autumn

Entretien

Keep the soil consistently moist but never soggy to mimic its natural damp habitat. Watch for wilting during dry spells, which signals a need for more frequent hydration. It is a hardy plant that thrives with minimal fuss.

Arrosage

Water whenever the top inch of soil feels slightly dry to the touch.

Engrais

Apply a balanced, liquid fertilizer during the active growing season.

Taille

Trim back dead foliage in late autumn to encourage fresh growth in spring.

Rempotage

Move to a slightly larger container once the roots become crowded.

Sol

Moist, acidic, well draining soil

pH du sol

Acidic

Température

-30 à 25°C

Humidité

40 à 80%

Sécurité

Humains

This plant is generally considered non toxic, but it contains high levels of tannins that can cause stomach upset if ingested in large quantities.

Enfants

The plant is not dangerous to children, but it is best to discourage them from eating any wild plants.

Allergènes de contact

There are no notable skin irritants associated with this plant.

Allergènes aéroportés

It produces a small amount of pollen that may affect sensitive individuals during the summer months.

Comestibilité

While historically used in herbal medicine, it is not considered a food plant and should not be consumed without professional guidance.

Comment l'identifier

• Four petaled yellow flowers
• Small serrated leaves
• Slender branching stems
• Low growing habit

Hauteur

0,1 à 0,3m

Envergure

0,15 à 0,4m

Feuilles

green, deciduous

Fleurs

yellow, 1 à 2cm

Problèmes courants

• Powdery mildew — A white fungal growth appears on the leaves during periods of high humidity and poor airflow.

La cultiver

Multiplication

division, seed

Quand planter

spring, autumn

Pair this with other acid loving plants to ensure they all thrive in the same soil conditions.

Bonnes associations

• Bruyère — They share a preference for acidic, well drained soils.
• harebell — These plants thrive in similar meadow environments.

Espèces similaires

• Potentilla anserina — It is a related species with similar yellow flowers but different leaf structure.

Science

Famille

Rosaceae

Genre

Potentilla

Ordre

Rosales

Classe

Magnoliopsida

Région d'origine

Europe and western Asia.

Préservation

It is a common and widespread species that is not currently under threat.

It is a hardy colonizer of heaths, moors, and damp grasslands where it can tolerate acidic conditions.

Intérêt pour la faune

nectar source

Pollinisateurs

abeilles, papillons

Utilisations

rock gardens, wildflower meadows, ground cover

Taxonomie vérifiée avec le GBIF.

Ce qu'on demande souvent

Does it need full sun?

Yes, it prefers a sunny spot to bloom well.

Is it drought tolerant?

It prefers consistently moist soil and does not handle prolonged dry spells well.

D'où vient le nom

The name Potentilla comes from the Latin word potens, meaning powerful, referring to its historical medicinal use. Erecta refers to the stems which grow in a relatively upright fashion compared to other species.

Bon à savoir

• It is commonly known as tormentil.
• The flowers are unusual for the genus because they typically have four petals instead of five.
• It thrives in acidic, peaty soils where many other plants struggle.
• The roots were once used to create a red dye.