Tobusch Fishook Cactus
Scientific Name: Sclerocactus brevihamatus ssp. tobuschii (W.T.Marshall) N.P.Taylor
Synonym: Ancistrocactus scheeri ssp. tobuschii , Ancistrocactus tobuschii, Ferocactus tobuschii, Mammillaria tobuschii, Pediocactus brevihamatus ssp. tobuschii
Family: Cactaceae
USDA: 9b-11
Frost Tolerance: 20° F (-7° C)
Sun Exposure: Part shade
Origin: USA (southern Texas: Edwards Plateau)
Growth Habits: Solitary dark green globular stems, 2-3 inches tall (5-7.5 cm), 1-3 inches in diameter (2.5-7.5 cm); tubercled, about 8 indistinct ribs; each areole with 3 to 5 light yellow central spines, up to 1 inch long or more (2.5 cm), the lower one hooked; 7 to 12 whitish radials.
Watering Needs: Very little water in winter
Blooming Habits:
Diurnal greenish-yellow flowers in summer, 1.2 to 1.6 inches long and wide (3-4 cm)
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