A disgruntled horse owner causes problems for Ty and Amy's business, and they find themselves at odds about taking him on as a client.

Amy is hired to gentle one of the wild horses, but his temperament may prove impossible to work with.

Jack is faced with painful memories from his past, and the family is at a loss for how to help him.

A dangerous windstorm wreaks havoc on Hudson.

Amy and Ty worry about the impact a surprise visitor will have on Luke.

Georgie's graduation has finally arrived but so has a mysterious figure from her past.

Amy is asked to spend time at an art retreat to work with an artist's allegedly traumatized horse.

Tim is organizing an important rodeo when an old flame blows back into Hudson asking for his help.

When fears of holding on or letting go grip the family, they look to each other for support through dangerous challenges. Season finale.

Amy must help a skeptical performer, and her pair of matched liberty horses work together again.

A wild stallion escapes from Sam’s ranch during a burglary and Amy will stop at nothing to find him. Lisa’s latest business investment is at risk. Tim and Jessica adjust to life back at Heartland.

After a break-in at Heartland, unwelcome memories of his father flood Jack, Amy and Logan work with a wild horse, and Tim and Parker form an unlikely duo to find the stolen goods.

Amy and Shadow find themselves in jeopardy on a cattle drive. Lou feels overlooked when the issue of Heartland Beef's succession plan is raised. Parker and Katie babysit Lyndy and things go awry.

Tim and Jessica's attempt to throw a "small party" snowballs. Lou struggles to hide a revived past relationship from the family. Amy and Logan continue to work with the wild horse.

The man who shot Ty returns to Hudson and Amy and the rest of the family grapple with how to react. Jessica enlists Katie and Parker's help to deal with a demanding Dude Ranch guest while Lou is away.

Hudson hosts a lumberjack competition and Amy must retrain a Clydesdale and his owner to compete in the draft horse race. Tim throws his hat in the ring. Lou tries to avoid a date with Fred Garland.

Amy enters Spartan into an endurance race after realizing he's not ready to retire, Jack is set on gentling an unbroke horse despite the danger, and Lou and Katie reveal hidden feelings while camping.

Amy debates what to do when she receives money from an unexpected source. Lisa's racing plans are in jeopardy after an accident. Tim worries when Jessica is hiding something. Lou makes a big decision.

Amy is surprised when a very pregnant Mallory shows up at the ranch with a wild horse. Jack and Tim face new competition, and Lou grapples with a familiar opponent in her campaign to be re-elected.

Amy and Jack retrain Edwin's horse for carriage racing, bringing Amy and Edwin closer. Logan takes on his first client horse. Election night arrives for Lou just as the family faces a difficult loss.

Amy helps Caleb with his son's pony. Lou and Jessica start a new venture, while Katie tries a risky new hobby. Logan takes a big step in his relationship with Miley, but then disaster strikes.

Amy must deal with Lyndy's sudden fear of horses. Logan blames himself for Miley's accident. Tim enlists the family to make Shane's return to Heartland perfect, while Katie struggles with a friendship.

Amy and Jack train Blue for a competition. Lisa deals with a difficult loss. Lou lets Jessica down in their partnership for the gallery. Katie secretly buys a used dirt bike.

At the competition, Amy has a run in with an old friend that leads to heartache. Jack and Lisa prove they can be adventurous. Katie stands up for herself when Ellie and Brandon push her too far.

Lou's forced to face the reason for her insomnia. Amy works with a new client who has a surprising connection to Katie. Jack wins over a prickly dude ranch guest.