| Mark Zilis and his son, Andy, formed A to Z Perennials in October, 2014. It is located in Rochelle, Illinois, a town in northern Illinois, about twenty miles south of Rockford. The company markets two of Mark’s books, The Hostapedia (2009) and Mark Zilis’ Field Guide to Hostas (2014) and produces Stage 3 tissue-cultured herbaceous perennials. Green Hill Farm of Franklinton, North Carolina offers finished liners of plants produced by A to Z. |
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| Contact Us |
| Mark Zilis: mark.zilis@atozperennials.com |
| Andy Zilis: andy.zilis@atozperennials.com |
| Customer Service: customerservice@atozperennials.com |
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| tissue culture lab growing room |
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