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Guide botanique

Field madder.

Sherardia arvensis

Prononciation sheh-RAR-dee-uh ar-VEN-sis

Aussi appelée Blue Field-madder, Blue Fieldmadder, Field Madder, Herb-sherard

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Field madder
Photo de Gilles San Martin (CC BY-SA) via iNaturalist

Field madder is a charming little annual that often pops up in fields and gardens as a weed. It features delicate, star shaped whorls of leaves and tiny, pale pink or lilac flowers. You will find it thrives in disturbed soil and open, sunny spots.

Une autre photo de Field madder
Photo de Douglas Goldman (CC BY-SA) via iNaturalist

En un coup d'œil

Niveau d'entretien
Facile
Type de plante
Annual herb
Lumière
Full sun to partial shade
Lumière en intérieur
Soleil direct
Arrosage
Tous les 3 à 7 jours
Taille adulte
15 cm
Croissance
Rapide
Rusticité
USDA 5 à 9
Floraison
Late spring to early autumn

Entretien

This plant is quite resilient and usually takes care of itself in its natural habitat. Keep an eye on soil moisture to ensure it does not dry out completely during germination. If you are growing it intentionally, just make sure it has plenty of space to spread.

Arrosage
Keep the soil consistently moist but not waterlogged while the plant is establishing.
Engrais
This plant generally does not require supplemental fertilizer when grown in garden soil.
Taille
Deadhead spent flowers if you want to prevent it from spreading seeds throughout your garden.
Rempotage
As an annual, this plant completes its life cycle in one season and does not require repotting.
Sol
Well draining sandy or loamy soil
pH du sol
Neutral to slightly alkaline
Température
-15 à 30°C
Humidité
40 à 70%
Résistance à la sécheresse
Moyenne
Durée de vie
Annual, typically 1 year
Résistance aux chevreuils et lapins
Moyenne

Sécurité

Humains
There are no reports of significant toxicity to humans.
Enfants
The small size and delicate nature of this plant make it unlikely to pose a choking hazard, but ingestion should be avoided.
Comestibilité
This plant is not considered edible and should be avoided.

Comment l'identifier

  • Square stems with rough edges
  • Whorls of six narrow leaves
  • Tiny pale pink or lilac flowers
  • Small fruit with persistent calyx teeth
Hauteur
0,05 à 0,2m
Envergure
0,1 à 0,3m
Feuilles
green, deciduous
Fleurs
pink, lilac, 0,2 à 0,4cm
Fruits
brown, late summer

Problèmes courants

  • Aphids — Small insects that may cluster on new growth.

La cultiver

Multiplication
seed
Quand planter
spring, autumn
Hivernage
As an annual, the plant completes its life cycle in one season and does not require special winter care.
En pot
It grows well in shallow containers but is best suited for open ground.

Seed

  1. 1. Collect seeds in late summer.
  2. 2. Sow directly into prepared soil in autumn or spring.
  3. 3. Keep the soil lightly moist until germination.

Plant this in areas where you want a low growing carpet to suppress other opportunistic weeds.

Bonnes associations

  • Field Poppy — They share similar requirements for disturbed, sunny soil.
  • Cornflower — They make excellent companions in a traditional wildflower meadow.

Espèces similaires

  • Cleavers — They are related and share a similar leaf structure.

Science

Famille
Rubiaceae
Genre
Sherardia
Ordre
Gentianales
Classe
Magnoliopsida
Région d'origine
Europe, Western Asia, and North Africa.
Préservation
It is a common weed and is not of conservation concern.

It thrives in open, sunny, and disturbed habitats where competition from taller plants is low.

Intérêt pour la faune
nectar source
Pollinisateurs
abeilles, papillons
Utilisations
ground cover, wildflower meadow filler

Au fil des saisons

JFMAMJJASOND
Floraison
Fructification
Feuillage

Repères écologiques

Salinité
1/9
Réaction du sol
6/9
Lumière
7/9
Température
5/9
Humidité
4/9
Nutriments
4/9

Taxonomie vérifiée avec le GBIF.

Ce qu'on demande souvent

Is it a perennial?
It is typically an annual plant.
Does it spread easily?
Yes, it produces seeds that germinate readily in open soil.

D'où vient le nom

The genus honors the English botanist William Sherard, while the species name arvensis refers to its tendency to grow in fields.

Bon à savoir

  • It is commonly known as field madder.
  • The plant often grows in disturbed soils.
  • It has a sprawling habit that creates a nice mat.

Ta plante a mauvaise mine ?

Cette page est un guide général. Pocket Botanist diagnostique les problèmes directement à partir d'une photo de ta plante, adapte l'arrosage à sa luminosité et te prévient quand il faut t'en occuper.

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Ce guide a été généré par IA et vérifié avec la taxonomie du GBIF. Il s'agit d'informations générales, et non de conseils horticoles ou vétérinaires. Découvre comment nous concevons ces guides.