A European weeping larch frames a riverwalk-style garden Thursday at the Maine Flower Show in Portland.

Martin Feeney and Roberta Lockard of Scarborough take in a riverwalk-style garden by O'Donal's Nursery, Pleasant Hill and Robins Nest LLC at the Maine Flower Show at Thompson's Point.

A stone walkway leads to a garden shed in a display byTerrapin, Pierson Nurseries and Terrence J. DeWan & Associates at the Maine Flower Show at Thompson's Point. The display, entitled "Somewhere in Maine," won for native award, theme award and best in show.

Priscilla Simm of Falmouth takes a photograph of a "Pink Heartbreaker" redbud tree Thursday in a display by Skillin's Greenhouses and Pray's Hardscapes.

A stone stairway is bordered by colorful plants in a display entitled "Calming Retreat" by Skillin's Greenhouses and Pray's Hardscapes.

Tulips, daffodils and hyacinth fill a garden bed bordered by a granite wall in a display by C.M. Nichols Landscape at the Maine Flower Show.

Dawn LaFrance of Springvale looks at a display from Skillin's Greenhouses and Pray's Hardscapes on Thursday at the Maine Flower Show at Thompson's Point.

Darin Wildenstein of Jordan's Jungle, a specialty-plants business from Rhode Island, helps customers select plants Thursday at the flower show.

Ranunculus flowers of varying colors intermingle in a display by Gnome Landscapes at the Maine Flower Show.

Pink Chablis Lamium spills over tree stumps used as a border in a display by Billy Goat Landscaping at the Maine Flower Show at Thompson's Point. The display, entitled "Mom's Garden," was dedicated to one of the founding owners of the Kennebunk company, who died in 2012.