Protecting the border from agricultural pests, an elementary school farm, and cornmeal.

Mac the bee dog; honey harvest; and beeswax art.

Maryland-grown hops; and organic chicken. Also: How a cow becomes a cow.

Blue crabs; rye for local brews; and goat milk to soap.

Saltwater intrusion in crop fields; healthy soil; and carbon dioxide helping weeds.

Cow pedometers; growing sod; and a farmer's first tractor.

Managing fertilizer; wholesale produce hub; and the National Envirothon Competition.

Community helps Christmas tree farm; a national agriculture advocate; and living walls.

Tricentennial farm; historic cider; and farming a piece of the Underground Railroad.

Fasig-Tipton horse auction; cover crops; and a Baltimore high-school farm.

Hatching chicks; Operation CatSnip; and adopted piglets.

Wool to yarn; milk to cheese; and barley to beer.

The Season 5 premiere spotlights the secret world of agriculture statistics; a veteran-turned-farmer; Red Acres Farm's move into hydroponics; and gourmet hardneck garlic.