Dave Sierer, Wisconsin, U.S.A., USDA zone 4.

Dave Sierer, Wisconsin, U.S.A., USDA zone 4.

Photo of Dave and one of his many cactus beds.
Photo by Dave Sierer ©2000-2005.

Climate data:

In Wisconsin, they have an average minimum temperature of -34C (-30F), but the temperature can drop to -40C (40F)!

Dave has the following species and forms of Yucca in cultivation in his garden:

Yucca baccata
Yucca faxoniana x glauca F2 hybrid
Yucca filamentosa & several forms and hybrids
Yucca glauca
Yucca harrimaniae
Yucca nana (protected against winter moisture with a plastic bucket from the end of October to mid April), but several two year old Yucca nana have survived well completely unprotected.

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Yucca nana In David Sierer's garden in Wisconsin.
Copyright ©2000-2005 David Sierer.

In Dave's garden you will not only find Yucca, but a wide range of hardy cactus and other drought resistant plants.

Dave's Cactus bed # 2
Copyright ©2000-2005 David Sierer.

Dave is the "founder and host" of the mailing list Toocoldforcactus, and you can join here:

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