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Marrubium supinum
Marrubium supinum
Marrubium supinum
Marrubium supinum

Marrubium supinum

TAXONOMY

FamilyLamiaceae
GenusMarrubium
Zone7

ABOUT

Marrubium supinum, commonly known as White Horehound, is a perennial herb in the family Lamiaceae. It is native to the Mediterranean region and prefers subtropical climates. The plant is known for its woolly, grey-green leaves and small white flowers. It has a dormancy period during the colder months.

ALSO KNOWN AS

Horehound
Marrubium guilliermondii
Marrubium sericeum
Marrubium supinum var. boissieri

OVERVIEW

WaterDry
SoilLoamy
LightDirect Bright (6 Hours)
Temperature20° C
Humidity50%
Dormancy3 Months
pH6.5
Pressure1,013 mbar

DETAILS

Care Instructions
Marrubium supinum thrives in bright, direct sunlight and prefers moderate temperatures. It should be watered when the soil is almost completely dry. The plant enjoys moderate humidity levels and should be protected from extreme cold.
Soil
Marrubium supinum prefers well-draining loamy soil. It can tolerate poor soil conditions but thrives best in moderately nutrient-rich soil. Ensure the soil dries out almost completely between waterings to prevent root rot.
Fertilizer
Use a balanced fertilizer with a nutrient composition of 5-10-10. Fertilize the plant during the growing season, typically once a month, to promote healthy growth.
Repotting
Repot Marrubium supinum every 2-3 years or when it outgrows its current pot. Choose a slightly larger pot with good drainage. Repotting is best done in the spring before the growing season begins.
Propagation
Marrubium supinum can be propagated through seeds or cuttings. For seed propagation, sow seeds in the spring. For cuttings, take a healthy stem cutting and root it in a well-draining soil mix.
Pruning
Prune Marrubium supinum to maintain its shape and encourage bushier growth. Pruning is best done in the spring before new growth starts. Remove any dead or damaged stems.
Toxicity
Marrubium supinum is not known to be toxic to pets or humans. However, it is always best to keep plants out of reach of pets and children to avoid any accidental ingestion.
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