At Tom's Cambridgeshire farm, a potent enemy emerges and threatens his wheat harvest; Ally devises a plan in order to save his soya crop from ravenous pigeons; Ian is determined to ensure a better life for his rescued pigs.

Tragedy strikes when Pete and Ally's farm is burglarized right before harvest; Tom's main worker Joe needs a major attitude check before taking vital exams; Ian is determined to grow his herd, but is faced with a difficult decision.

Problems arise when Ally's grass baler malfunctions and Dad Graham steps in to help; Ian and Stef are put to the test at their Shropshire farm bakery; Tom discovers a stock of sickly sheep that could threaten his profits at auction.

In Shropshire, Ian is forced to make an expensive decision about his problematic prized bull; Ally resurrects rusting machinery, and a potential barn fire keeps Tom and Joe on their toes as they stack the year's hay harvest.

Ian's fleet on ageing tractors buckle under the strain of the first harvest of the year; Ally faces spiraling costs as his new campsite venture slips months behind schedule.

Tom has a potential disaster on his hands when strong winds flatten his wheat field on the eve of harvest; Ally tries to auction some rusty farm kit to raise some fast cash.