Re: Zone info for leatherleaf fern
For what it's worth, I have grown it here in Tallahassee (zone 8B) for
several years. It has survived low twenties with no problem, just a
slight burning of the fronds.
Karen Butner wrote:
>
> Gerry,
>
> The AHS A-Z says:
>
> R. adiantiformis (Leather fern). Evergreen, terrestrial or epiphytic
> fern, very variable in size, producing ovate or triangular, 2- or
> 3-pinnate, leathery, dark green fronds, to 36in (90cm) or more long; the
> fronds have narrowly diamond-shaped to oblong pinnae. 20-60in (0.5-1.5m)
> tall, indefinite width. Tropical and subtropical areas of S. hemisphere.
> (min. 50-55 degrees F/10-13 degrees C)
>
> According to the hardiness zone chart in the back of the book Zone 11 is
> above 40 degrees. It also says:
>
> Hardiness zones ranges are given for all plants in this book, except
> tender plants (those plants generally unable to survive temperatures
> below 41 degrees F/5 degrees C) and annuals (including some perennials
> commonly grown as annuals). Many subtropical plants that tolerate
> temperatures slightly below freezing are indicated as being hardy in
> Zones 10-11.
>
> Sounds like this is well beyond Zone 11 and according to the above
> paragraph is what would be considered as tender. Hope this helps.
>
> Karen
>
> Gerry/Bob O'Neill wrote:
> >
> > Our local Home Depot had some nice Leatherleaf fern (Rumohra
> > adiantiflormis) yesterday, with no info on zone requirements on the tag.
> >
> > I've always thought this one was Z8 and higher (my fern book just says
> > "sub-tropical Americas").
> >
> > Gerry
--
Dave Skinner, Le Jardin Ombragé, Tallahassee, Florida
E-Mail: skinnerd@nettally.com
MAIN WEBSITE - http://www.nettally.com/skinnerd/ombrage.html
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