Rosemary Boxer and Laura Thyme, two plant and flower lovers, meet and hit it off while searching for the cause of two mysterious accidents concerning a very poisonous plant.

Work on restoring the gardens at a country home is interrupted when two skeletons are dug up in the process.

When the rich widow hiring Rosemary and Thyme to restore a garden and waterfall is murdered, a gardening book written by her late husband may hold the key to the solution.

Rosemary and Laura are working to restore lawns at an exclusive boarding school when a body turns up.

Laura and Rosemary investigate the seemingly accidental death of an old friend who ran an urban garden plot being eyed by a developer.

The girls are restoring a churchyard and cemetery in time for a Medieval festival when an unpopular villager is murdered with an arrow through the chest.

While working on restoring an Elizabethan garden, Rosemary witnesses the owner's cousin commit suicide only to later see him alive and well at an open-air market.

While creating a memorial garden and helping to solve a murder, Laura tries to repair her relationship with her estranged daughter following her divorce.

While on assignment to restore an old garden on the French Riviera, Rosemary and Laura find time to solve another murder.

While restoring a rose garden at an elite prep school, Rosemary and Laura discover the body of a teacher harpooned in the heart.

Quinnie Dorell, hostess of a TV gardening show, fills in for Rosemary, who is sidelined with a broken leg, in solving the murder of an investigative reporter.

Bending over backwards to prepare an Italian restaurant for its grand opening, Laura and Rosemary play investigators when an English private detective is murdered. Blackmail, scandal and much more are revealed as the mystery is solved.

Laura is distressed to hear that Rosemary was shot dead while working at Engleton Park; but finds a very lively corpse at the home Rosemary's mother. Bodies, motives, suspects and clues pile up around an archaeological mystery.

Investigating a disease that is attacking the competing gardens of a small town, Rosemary and Thyme are put in the middle of murder involving revenge and whole lot of competition.

While Rosemary and Laura revive an old herb garden for an upcoming royal visit, a young girl is murdered, revealing a darker history of the town that goes beyond the gardens.

The house of a respected, long-dead botanist becomes sought after because it's believed to contain seeds of a now-extinct plant that may offer a cure for malaria.

An old flame of Rosemary's, a noted scholar of Spanish Islamic history, contracts with the girls to help him restore an old Moorish garden on his estate in Spain but murder and suicide prove to be distractions.

Rosemary and Laura work on re-planting the historic Regent's Park garden, filled with its colorful flowers and an array of permanent visitors. But hidden amongst these frequenters of the park are many secrets soon to be revealed, all mysteriously connected to a three-legged dog.

While building a memorial garden the girls discover the body of a well-known artist and womanizer and an abandoned baby.

Rosemary and Laura and Laura's son Matthew head to Spain where Matthew will participate in a tennis competition while Rosemary and Laura create a trophy garden. In the midst of their trip, a fellow tennis player is murdered leaving the gardeners with a mystery to solve.

The girls are contracted to do the landscaping for a traditional amateur theatrical, but when members of the cast are murdered, Laura is forced to don greasepaint.

A famous columnist is murdered while Rosemary and Laura rid a hotel's vineyard of pestering weeds. Strapped for cash with no land-rover, the gardeners pull out all the stops in an attempt to kill the weeds without breaking their backs.

Laura's son, Matthew, and his friends are on their annual tennis holiday at a beautiful tennis camp owned by former champion Ray Parfitt in southern Spain where Laura and Rosemary are creating a trophy garden for his Pro-Am tennis tournament. When one of the players is found dead after a night out everyone assumes it was a drunken accident but the girls suspect foul play. In the neighbouring village of Mijas, Rosemary rediscovers the thrill of riding motor scooters, while Laura finds the local bullring a mysterious and threatening place. The value of property proves to be the driving force for evil in this idyllic, sun-drenched resort.

Rosemary's cousin, Charles, is performing with an amateur dramatic group and she and Laura have been brought along to prepare the garden of the open-air theatre in time for opening night. When one of the actors accidentally shoots himself during rehearsal and the police discover the gun wasn't loaded with blanks, it appears there's a murderer in their midst. Will the play go without a hitch or is someone out to sabotage it?

English vineyards are growing in reputation in the global wine market, so Laura and Rosemary are excited to be invited to the Crickle Valley vineyard. There they find that weeds are choking this year's crop and the gardeners have trouble finding a horticultural solution to the massive problem. Events turn sinister when a visiting wine columnist dies in mysterious circumstances. Brothers Ben and Stuart, who run the vineyard and hotel respectively, are at odds over the future of the property - a rivalry made worse by the murder of Ben's girlfriend. Cunning detective work by Rosemary and Laura not only unmasks the killer, but ensures this year's vintage of Crickle Valley wines finally makes it into the bottles.