John_medium

John Harville

trees and shrubs lawns and turf gardening native plants bluebirds horticulture flowers: annuals and herbaceous perennials soil and fertility issues aabi

Expertise Locations

Michigan

Entire state

Answered Questions

Purple smoke tree

Grabgrass and yellow wireweeds

Fast growing shade tree for sandy soil

Oak wilt

Fungus identification

Fallen leaves/branches

Mushrooms in the lawn

Is my maple tree dying?

Ornamental Blue Spruce Problem

Golf Coarse Grass Patches