bright yellow flowers, produced over a long period on a rapidly growing shrub or small tree. They are tolerant of pruning for size or shaping. They are adapted to dry, poor soils in a summer-dry, warm, sunny climate. They may succumb to root rot in heavy clay soils and/or summer irrigation. The three species and varied hybrids/cultivars are used in native plant, water-conserving, and wildlife gardens in California. They are also planted in gardens in England. Hybrids There are several named hybrids of Fremontodendron californicum and Fremontodendron mexicanum in the horticultural trade, they include:Fremontodendron 'California Glory' — lemon-yellow flowers with a reddish tinge, grows in height by in width. It is the winner of the Award of Garden Merit from the California Horticultural Society in 1965, and received a First Class Certificate from the Royal Horticultural Society in 1967. San Marcos Growers: Fremontodendron 'California Glory' Fremontodendron 'Ken Taylor' — golden flowers with a darker orange outside petals in the spring and summer, and grows to only in height by in width.Fremontodendron 'Dara's Gold' — golden flowers over a long period from late winter through early summer, grows in height by in width. A hybrid between Fremontodendron decumbens and Fremontodendron mexicanum. References External links CalFlora Database: Species of genus Fremontodendron Malvaceae.info: Fremontodendreae webpages (Fremontodendron and Chiranthodendron) Pinehillpreserve.org: Pine Hill Flannelbush (Fremontodendron decumbens) — in the Pine Hill Ecological Reserve'' Bombacoideae Flora of California Flora of Baja California Flora of the Southwestern United States Natural history of the California chaparral and woodlands John C. Frémont Malvaceae genera Garden plants of North America Drought-tolerant plants Shrubs