Grindelia squarrosa
TAXONOMY
FamilyAsteraceae
GenusGrindelia
Zone4
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Grindelia squarrosa, commonly known as curlycup gumweed, is a member of the Asteraceae family. It is native to North America and typically found in prairies, roadsides, and disturbed areas. This annual plant is known for its sticky, resinous flower heads and is often used in traditional medicine.
ALSO KNOWN AS
Gumweed
Aurelia amplexicaulis
Aurelia squarrosa
Donia squarrosa
Grindelia angustifolia
Grindelia aphanactis
Grindelia arguta
Grindelia costata
Grindelia grandiflora
Grindelia nuda
Grindelia nuda var. aphanactis
Grindelia pinnatifida
Grindelia serrulata
Grindelia speciosa
Grindelia squarrosa f. angustior
Grindelia squarrosa f. depressa
Grindelia squarrosa f. pseudopinnatifida
Grindelia squarrosa f. squarrosa
Grindelia squarrosa var. eligulata
Grindelia squarrosa var. grandiflora
Grindelia squarrosa var. nuda
Grindelia squarrosa var. serrulata
Grindelia texana
Hysterionica squarrosa
OVERVIEW
VPDCalculate
WaterDry
SoilLoamy
LightDirect Bright (6 Hours)
Temperature20° C
Humidity40%
pH6.5
Pressure1,013 mbar
DETAILS
Care Instructions
Curlycup gumweed thrives in temperate climates with plenty of sunlight. It prefers moderate temperatures and low humidity. Watering should be infrequent, allowing the soil to dry out almost completely between waterings. This plant is quite hardy and can tolerate a range of conditions.Soil
Grindelia squarrosa prefers well-draining loamy soil. It can tolerate poor soil conditions but thrives best in moderately nutrient-rich soil. Ensure the soil has good drainage to prevent waterlogging.Fertilizer
This plant does not require frequent fertilization. If desired, a balanced, slow-release fertilizer can be applied sparingly during the growing season to support its growth.Repotting
As an annual plant, Grindelia squarrosa does not typically require repotting. However, if grown in containers, ensure the pot has adequate drainage and consider repotting if the plant outgrows its container.Propagation
Curlycup gumweed can be propagated by seeds. Sow the seeds directly in the soil in early spring after the last frost. Ensure they are placed in a sunny location with well-draining soil.Pruning
Pruning is not necessary for Grindelia squarrosa. However, deadheading spent flowers can encourage more blooms and maintain the plant's appearance.Toxicity
Grindelia squarrosa is not known to be toxic to pets or humans. It is generally considered safe, but as with all plants, it is best to prevent ingestion by pets and children.Additional
Grindelia squarrosa has been used in traditional medicine for its anti-inflammatory and expectorant properties. It is also known to attract pollinators such as bees and butterflies, making it a beneficial addition to gardens focused on supporting local wildlife.REVOLUTIONIZE YOUR PLANT CARE
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