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Guide botanique

Lacy Phacelia.

Phacelia tanacetifolia

Prononciation fah-SEE-lee-ah tan-ah-seh-tih-FOH-lee-ah

Aussi appelée Phacelia, Scorpion Weed

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Lacy Phacelia
Photo de Pavel Komkov (CC BY) via iNaturalist

Phacelia is a fantastic annual wildflower that bees absolutely adore. It produces beautiful, fern like foliage and clusters of nectar rich, lavender blue flowers. It is a wonderful addition to any garden looking to support local pollinators.

Une autre photo de Lacy Phacelia
Photo de Elizabeth Lockhart (CC0) via gbif

En un coup d'œil

Niveau d'entretien
Facile
Type de plante
Annual wildflower
Lumière
Full sun
Lumière en intérieur
Soleil direct
Arrosage
Tous les 3 à 7 jours
Taille adulte
3 feet
Croissance
Rapide
Rusticité
USDA 3 à 9
Floraison
Late spring to mid summer

Entretien

Sow these seeds directly into your garden soil during the cooler months. Keep the soil consistently moist until germination occurs. Watch for wilting during dry spells, as this plant prefers steady moisture to keep blooming.

Arrosage
Keep the soil evenly moist but not waterlogged.
Engrais
This plant generally does not require extra fertilizer in decent garden soil.
Taille
Deadhead spent blooms to encourage a longer flowering season.
Rempotage
As an annual, this plant is best grown directly in the ground.
Sol
Well draining, sandy or loamy soil
pH du sol
6.0 to 7.5
Température
-10 à 35°C
Humidité
30 à 70%
Résistance à la sécheresse
Moyenne
Durée de vie
Annual
Parfum
Léger
Résistance aux chevreuils et lapins
Moyenne

Sécurité

Humains
The plant contains hairs that can cause skin irritation upon contact.
Enfants
The stiff hairs on the stems and leaves may cause minor skin irritation if handled by children.
Allergènes de contact
The glandular hairs on the foliage can cause contact dermatitis in sensitive individuals.
Allergènes aéroportés
The pollen is not typically considered a major allergen.
Comestibilité
This plant is not considered edible and should not be consumed.

Comment l'identifier

  • Fern like, deeply divided leaves
  • Clusters of lavender blue flowers
  • Coiled, fiddlehead shaped flower spikes
  • Hairy stems and foliage
Hauteur
0,3 à 1m
Envergure
0,15 à 0,3m
Feuilles
green, deciduous
Fleurs
blue, lavender, 1 à 2cm

Problèmes courants

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

La cultiver

Multiplication
seed
Quand planter
spring, autumn
Hivernage
In mild climates, it may persist through winter, but it is typically grown as a seasonal annual.
En pot
It grows well in containers at least 30 centimeters deep.

Direct Sowing

  1. Prepare a weed free seed bed.
  2. Scatter seeds thinly over the soil surface.
  3. Lightly rake the soil to cover seeds with a thin layer of earth.
  4. Keep the soil moist until germination occurs.

Plant this near vegetable crops to boost pollination rates and attract predatory insects.

Bonnes associations

  • Borage — Both are excellent at attracting bees to the garden.
  • California poppy — They share similar water and sun requirements.

Espèces similaires

  • Phacelia congesta — It shares a similar appearance and pollinator appeal.

Science

Famille
Hydrophyllaceae
Genre
Phacelia
Ordre
Boraginales
Classe
Magnoliopsida
Région d'origine
Southwestern United States and Mexico
Préservation
This plant is common and not of conservation concern.

It thrives in disturbed soils and open areas where it quickly establishes to provide nectar for early pollinators.

Intérêt pour la faune
excellent nectar source, attracts beneficial insects
Pollinisateurs
abeilles, papillons, papillons de nuit
Utilisations
cover crop, pollinator garden, cut flower

Au fil des saisons

JFMAMJJASOND
Floraison
Fructification
Feuillage

Repères écologiques

Salinité
2/9
Réaction du sol
6/9
Lumière
8/9
Température
5/9
Humidité
4/9
Nutriments
4/9

Taxonomie vérifiée avec le GBIF.

Ce qu'on demande souvent

Does it need full sun?
Yes, it performs best in full sun.
Can I grow it in a pot?
It is best suited for garden beds but can grow in large containers.

D'où vient le nom

The genus name Phacelia comes from the Greek word for bundle, referring to the clustered flowers. The species name tanacetifolia means tansy leaved.

Bon à savoir

  • It is often called lacy phacelia due to its fern like foliage.
  • It is one of the top plants for attracting honeybees.
  • The flowers curl in a way that resembles a scorpion tail.

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.