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© Deeproot Plant Base
common name: Gum Plant
synonyms: Grindelia robusta, Grindelia procera
dry soil, moist soil, sandy soil
preferred soil pH: any
minimum temp: -6°C
USDA zone: 9 to 10
Basal rosettes of leathery greyish green leaves covered with a sticky resin. Branching stems carry yellow daisy-like flowers opening from curious sticky buds, from midsummer onward.
Any well drained soil in sun. Will thrive in poor soils and is tolerant of drought. Not very frost hardy and best in mild locations or a sheltered position.
Used medicinally by the native North Americans to treat bronchial conditions.