Bob Lenc Landscaping
Retail nursery with several divisions.  Our plant material is purchased from quality nurseries nationwide who provide us with healthy and hardy trees, shrubs and perennials.  http://www.boblenclandscaping.com/

We're growers of wholesale nursery stock with more than 50 different species of trees in development including evergreens, Christmas trees, and deciduous trees including five varieties of ash, two of maple, four of linden, five of crab apple and two varieties of birch and oak, all available as wholesale nursery stock
http://www.borktreefarms.com/

Bork Tree Farms

Heard Gardens

Experts in Landscape Architecture, and a source of specimen quality plant material including rare and unusual items. Our new garden center offers a unique setting in which to view and evaluate different plant material.
http://www.heardgardens.com/

TNT Landscaping
Complete retail nursery and landscaping service in central Iowa.
http://www.tntlandscaping.com/
 

Wolcyn Tree Farms
and Nursery
-- a full line of landscaping trees and shrubs of all sizes. Several hundred acres are devoted to wholesale Christmas tree production
http://www.wolcyntreefarms.com/