Heracleum sphondylium
TAXONOMY
FamilyApiaceae
GenusHeracleum
Zone4
LEARN MORE
Plants of the World OnlineABOUT
Heracleum sphondylium, commonly known as hogweed or common hogweed, is a biennial or perennial plant in the Apiaceae family. It is native to Europe and Asia and typically found in temperate climates. The plant can grow up to 2 meters tall and has large, umbrella-like clusters of white flowers. It is known for its rapid growth and can become invasive in some areas.
ALSO KNOWN AS
Cow Parsnip
Hogweed
Heracleum angustifolium
Heracleum armoricum
Heracleum australe
Heracleum chloranthum
Heracleum elegans
Heracleum laciniatum
Heracleum longifolium
Heracleum micranthum
Heracleum moritzianum
Heracleum occidentale
Heracleum palmatilobum
Heracleum panaces
Heracleum paniculatum
Heracleum sphondylium var. angustifolium
Heracleum sphondylium var. sphondylium
Heracleum sphondylium var. stenophyllum
Heracleum trachycarpum
Pastinaca sphondylium
Selinum sphondylium
Sphondylium branca
Sphondylium conforme
Sphondylium longifolium
Sphondylium panaces
Sphondylium proteiforme
Sphondylium vulgare
OVERVIEW
VPDCalculate
WaterWet
SoilLoamy
LightMedium (6 Hours)
Temperature15° C
Humidity70%
Dormancy3 Months
pH6.5
Pressure1,013 mbar
DETAILS
Care Instructions
Heracleum sphondylium prefers moderate temperatures and medium light conditions. It thrives in environments with high humidity and requires soil that is kept evenly moist. The plant can tolerate a range of temperatures but prefers cooler climates. Regular monitoring is necessary to ensure it does not become invasive.Soil
This plant prefers loamy soil that is well-draining yet retains moisture. It can tolerate a range of soil pH levels but thrives best in slightly acidic to neutral soil. Ensure the soil is rich in organic matter to support its growth.Fertilizer
Heracleum sphondylium does not have specific fertilizer requirements. However, if the soil is poor, a balanced fertilizer can be applied sparingly to support growth. Over-fertilization should be avoided to prevent excessive growth.Repotting
Repotting is generally not required for Heracleum sphondylium as it is typically grown outdoors. If necessary, transplanting should be done in early spring or late autumn when the plant is dormant.Propagation
Propagation of Heracleum sphondylium is typically done through seeds. Sow the seeds in late summer or early autumn directly into the ground. Ensure the soil is moist and well-draining. The seeds require a period of cold stratification to germinate successfully.Pruning
Pruning is not generally required for Heracleum sphondylium. However, if the plant becomes too large or invasive, it can be cut back to control its growth. Pruning should be done carefully to avoid skin contact with the plant's sap, which can cause irritation.Toxicity
Heracleum sphondylium is toxic to both humans and pets. The sap contains furanocoumarins, which can cause severe skin irritation and photosensitivity. Contact with the sap followed by exposure to sunlight can result in painful blisters and burns. It is important to handle the plant with care and wear protective clothing.Additional
Heracleum sphondylium can become invasive in some areas, so it is important to monitor its growth and spread. It is also important to educate others about the plant's toxicity and the potential risks associated with handling it.REVOLUTIONIZE YOUR PLANT CARE
Make Every Plant Smart
Plant Monitor
STAYS IN YOUR PLANT
Accurately measures the core metrics of your plant – soil moisture, light, temperature and humidity - as well as compound metrics such as Vapor Pressure Deficit (VPD) and Growing Degree Days (GDD).
Shop Now
