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.

Rosemary and Laura are called to Lyvedon manor to restore the now derelict wall gardens by the request of the garden's owner Martin Frazer. As a source of cheap labor to assisst Rosemary and Laura work on the gardens, Martin enlists the help of a group of inmates from the local prison. Initially Rosemary is suspicious of working with prisoners but soon gets used to it, but a greater shock awaits her when she witnesses Martin's odd cousin Jim jumping into the local fast flowing river, killing himself. Soon after at the local market, Rosemary is shocked to see Jim walking around, despite his body being found and identified by Martin himself...

Rosemary and Laura are asked to design a memorial garden based on the myth of Orpheus and Eurydice for an old friend called Julia Moore. Laura discovers that her daughter Helena is being housed by Julia nearby and tries to heal a rift with her when she blames her parents' break up on her mother. Laura manages to put her family problems to one side when another tenant of Julia's, a man called Jeremy Pearson is found dead in the soon-to-be memorial garden. Rosemary and Laura must find out who murdered Jeremy whilst dealing with a mysterious figure, who is vandalizing their work on the garden every night...

Rosemary and Laura are called to Paris by Rosemary's old friend Dorothy, to catalog the plants in the 150 year-old gardens at her Riviera Villa (Villa Galavany) in order for them to be opened to the public. The duo realize they will face problems when one of Dorothy's neighbors called James Pretty makes it known he feels strongly against hordes of visitors coming to the area. Things get more hostile when Dorothy's husband Kasper is found dead, and one of her valuable pieces of silver is stolen...

Rosemary and Laura are called to Stagford Lodge Prep School to investigate the case of the newly planted roses dying, as well as extending the already planted rose garden. Whilst investigating the problem the duo are invited by Mr Oakley the classics teacher to dine at the masters table on 'the night of the stag' when the school boys play a practical joke on one of the masters. The night goes horribly awry and two teacher are attacked. Despite the events Rosemary and Laura begin to suspect there is even more trouble to come and their suspicions are proved when they discover the body of Simon Todd, the geography master buried in the grounds...

Gavin Patterson's TV Garden Makeover show is in need of a desperate boost of ratings so he hires yacht's woman Quinnie Dorell to present the show. Quinnie's knowledge of gardens however, isn't terribly good so she asks Rosemary and Laura to come and help her present the program. Events take a nasty turn when Rosemary falls from a scaffolding tower in a sabotage attempt seemingly aimed at Quinnie. Soon after, a young visiting journalist named Rosie FitzCarron is found dead in the secluded lake, but why...

Rosemary and Laura travel to Italy to prepare the gardens for Emma Standish's new Italian restaurant but find themselves behind with the work. They decide to relax themselves and are recommended to go on a guided tour of Giardini Tremonti by the local fixer Fabrizio Biaggi. The tour however is halted when a lady named Janice Alexander is found dead. Fabrizio is arrested but Rosemary and Laura are asked to prove his innocence by Emma. As events unfold, a murderous trend emerges when retired Foreign Office diplomat Basil Slavinski is also found dead at the bottom of his cliff top garden...

Laura is shocked to hear from a news report that Rosemary has been shot dead whilst investigating a problem of dying plants at Engleton Park. Denying the fact that Rosemary would start a job without her, Laura puts it upon herself to tell Rosemary's mother Barbara what has happened, only to find Rosemary herself staying there. The three women go to see the body apparently belonging to Rosemary Boxer but find it is actually a female archaeologist called Gemma Jackson, who studied at he same university as Rosemary. Deciding to use the problem of the dying plants at Engleton Park as a cover to find out what has been going on, Rosemary and Laura discover not all things are as they appear to be...

Rosemary and Laura are called to Rowfield to find out the cause of a mysterious blight, which only seems to affect the plants from gardens competing in the local open day competition. The competition is fierce between those after the first prize and the duo soon discover that the competitors are blaming each other for the troublesome blight. Suspecting the soil in each garden is being contaminated by weed killer as an act of sabotage, Rosemary and Laura discover the competitors will do anything to win, when they come across the dead body of last years winner Mr Westwood...

Rosemary and Laura are called to Rowfield to find out the cause of a mysterious blight, which only seems to affect the plants from gardens competing in the local open day competition. The competition is fierce between those after the first prize and the duo soon discover that the competitors are blaming each other for the troublesome blight. Suspecting the soil in each garden is being contaminated by weed killer as an act of sabotage, Rosemary and Laura discover the competitors will do anything to win, when they come across the dead body of last years winner Mr Westwood...

With growing interest in English vineyards, Laura and Rosemary are pleased to be invited to see Ben Blackton's Crickle Valley Vineyard. Unhappily, weeds are choking his vines, and the gardeners are asked to find a horticultural solution to the problem. Meanwhile, Ben is at odds with his brother Stuart, who runs a hotel alongside Ben's vineyard, over the future of the property - a rivalry made worse by the murder of Ben's girlfriend and the death of a visiting wine writer in mysterious circumstances. Luckily, the detective work of Rosemary and Laura not only unmasks the killer but also rescues the future of the Crickle Valley Vineyard.

Rosemary and Laura are asked to restore the Wellminster Cathedral garden for a Royal visit. But when the Custos' daughter is murdered the girls realise they could be in serious danger.

Caroline Pargeter, the grand-daughter of the famous botanist Edwin Pargeter, is selling her house and has asked Rosemary and Laura to tidy up the garden. When a mysterious Southern American man is found dead in the Pargeter's back garden, it looks as if there is more to Edwin's seed collection than meets the eye. Rosemary involves her colleague at the Royal Horticultural Society at Kew Gardens to help identify the mysterious seeds before they fall into the wrong hands.

Rosemary's former boyfriend, Neil Spicer, invites her and Laura to his home in the hills behind Malaga in southern Spain to help create an Arabic garden. But one of the local residents is found dead and the mysterious landowner, Luis Mendes, is the chief suspect. Rosemary deals with a jealous wife and Laura discovers clues in the history of local acquifers. Is the precious water the real reason behind the murder?

Rosemary and Laura are employed to help re-create an original Victorian planting in an historic Avenue garden. There they meet a variety of characters for whom the central London park plays a regular part in their daily life. But the beauty and peace of the Avenue is shattered when Harley Street psychiatrist, Pavel Volkar, is found murdered. Rosemary and Laura adopt Mr Volkar's bereaved three-legged dog Holly, who seems to have more than a canine understanding of events. The mystery surrounding the accident in which Holly lost her leg appears to be key to solving the murder mystery.

Rosemary's maternal side is brought out when she and Laura find an abandoned baby under a gooseberry bush in Penelope Braxton's garden. Penelope is remarrying her ex-husband, Tim, and our heroines are working on a memorial garden as an intended wedding present for Tim from Penelope. Rosemary and Laura are forced to care for the baby as they try to find out who the mother is and why she would abandon him. Events take a dramatic turn when neighbouring artist Sir Carlos Potter is found murdered. How is he connected and will the girls be able to reunite mother and baby? Will Rosemary remain enchanted at the prospect of bringing up a child?

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.