Re: Hardiness of Several Subtropical Plants
David, I don't have any info on you for growing the plants, however,
you can email Mike Kartuz at mikekartuz@aol.com
Nan
>Tibouchina lepidota 'Alstonville': I came across this
>variety of
>Tibouchina listed in the 2000/2001 catalogue for
>Kartuz Greenhouses, and it is listed as being a free
>flowering small tree native to Columbia and Ecuador.
>The hybrid 'Alstonville" was developed in Australia.
>Again, has anyone grown this plant in zones 9b/10a?
>Kartuz lists it as being hardy to 35F, which would be
>marginally hardy in Berkeley/San Francisco. I
>currently grow T. urvilleana, T. granulosa and T.
>heteromalla, which will all tolerate our climate here
>or regenerate from the roots, if several years old.
>Unfortunately, T. granulosa is nowhere near as
>spectacular here in northern California as T.
>urvilleana, and it was a knockout tree in Sao Paulo
>and Rio de Janeiro,Brazil, where it grew to be 40 feet
>tall, with flowers literally covering the tree while
>in bloom.
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Nan Sterman
San Diego County California
Sunset zone 24, USDA hardiness zone 10b or 11
