Gardeners' World - Season 51

A new gardening year begins at Longmeadow and Monty reveals his new plans for the year as well as taking stock of any winter damage. As well as seasonal hints and tips he is embarking on a mission to reduce the use of plastic in his garden and starts by exploring alternative containers to use for seed sowing.

Monty makes plans for a bumper harvest of fruit when he adds raspberries to his fruit garden and gives advice on how to plant bare-root trees. Carol Klein explores one of the unsung heroes of the spring border, the Daphne. Joe Swift has designs on brightening up dull and uninteresting spaces with pots full of colour that can be planted now.

At Longmeadow, Monty Don is making plans for the summer, so he starts dahlias and other tender perennials into growth and sows annual climbing plants to light up his borders with colour. Frances Tophill visits The Royal Botanic Garden Edinburgh to meet an expert on the most exotic plant of the tropical border, ginger. Plus the team explore one of the most colourful perennials of the summer in the Isle of Wight, visiting a garden which is filled with daylilies.

It is the busiest gardening weekend of the year and Monty has plenty of ideas and inspiration, from planting summer bulbs to sowing perennials. Carol Klein profiles the bravest and most colourful of spring flowering plants when she delves into the botany of the hellebore and we travel to Sheffield to visit a garden crammed full of colour and new ideas.

There is a full hour of gardening from Longmeadow this week and Monty gets to grips with a new project, beefs up his borders by dividing perennials and celebrates spring flowering shrubs.Frances Tophill is growing vegetables this year on an allotment and this week she begins to prepare her plot and, if your shed is chock full of out-of-date seeds, old compost, dirty pots and rusty tools, Nick Bailey has lots of hints and tips on how to get everything shipshape for the season ahead. Adam Frost explores a tropical garden in Dorset and meets a man who is passionate about growing unusual and exotic plants from seed, we travel to Suffolk to meet a woman who collects and grows a wide range of bellflowers and Carol Klein profiles the best of the season's flowers - this week it is the camellia.

There is a full hour of inspiration as Monty works in his vegetable garden sowing seeds for a bountiful summer, grows some more unusual vegetables and recommends varieties of summer bulbs to plant in the spring. Mark Lane creates a floral celebration in a container and shares his recommendations for great planting partners for seasonal colour. Flo Headlam joins the arborists at Westonbirt Arboretum to find out how they manage their incredible collection of trees from around the world. Adam Frost meets a couple who have recently moved into a new-build house to show them step by step how they can transform their awkwardly shaped garden on a very small budget. Nick Bailey is out and about enjoying that most seasonal of flowers, the daffodil. Plus Monty reveals the first of the finalists in the Every Space Counts competition.

Despite the slow awakening of the garden this year, there are still plenty of jobs to be getting on with and Monty begins to divide ornamental grasses and plant up a colourful alpine trough. He also gives advice on what to do with containers which are past their best and what to sow in the vegetable garden at this time of year. Nick Bailey travels to Shropshire to respond to a cry for help from a viewer whose border has become a tangle of shrubs. The show catches up with Frances Tophill's progress on her shared allotment in Bristol, as she begins to prepare the beds for sowing her first crops. Arit Anderson explores the future of gardening in our cities when she visits an extraordinary high-rise building in Milan which has been designed as a living forest. Plus the garden of the second finalist in our Every Space Counts competition is revealed.

Monty Don plants herbaceous perennials for summer colour and gives advice on how to care for carnivorous plants. Carol Klein, Joe Swift and Adam Frost explore the showground at the RHS Malvern Spring Festival and bring us the best from the floral marquee and the show gardens.

Carol Klein's plant of the season is the delicate but easy to grow dog's tooth violet, Joe Swift travels to the Trelissick garden in Cornwall to meet a very special garden volunteer, and Adam Frost returns to Leicestershire to monitor the progress of the new-build garden.

With summer on the horizon, Monty is planting up pots for summer colour as well as giving his box hedging a seasonal cut. Frances Tophill checks on the progress of crops on her shared allotment. Mark Lane is in Suffolk where he gives advice on the elements of successful woodland planting design and Nick Bailey travels to a garden in Cheshire to answer a viewer's query about how to plant up a rocky area of their garden. Plus a visit to a Worcestershire garden where the owner has created a garden with a tropical twist and the final garden in our Every Space Counts competition is revealed.

It is warm enough for all the tender plants to go out into the garden now and at Longmeadow Monty finds places in his borders for bananas and dahlias, whilst in the vegetable garden, courgettes and tomatoes are planted out.

We pay a visit to the RHS Chatsworth show in Derbyshire where Nick Bailey, Carol Klein and Joe Swift explore the showground to bring us the best of the plants and show gardens that the exhibitors have to offer. Adam Frost is in London where he finds plenty of tips on how to bring tiny garden spaces to life, and we review the finalists' gardens in our Every Space Counts competition and open the vote.

The team head to Gardeners' World Live this week to bring you the highlights in plants and design.

Adam Frost and Joe Swift take a close look at all the show gardens for fresh ideas as well as inspiration, Mark Lane finds planting ideas around the showground, and Carol and Nick explore the floral marquee. We also meet the designers whose innovative ideas have resulted in a show garden made from scrap iron and junk shop finds, go behind the scenes to visit the nurseries who bring their best specimens to the show, meet a woman who has travelled from the Isle of Skye with her plants and reveal the winner of our Every Space Counts competition.

At Longmeadow Monty celebrates the midsummer glory of roses in all their forms, plants some statuesque shrubs in pots for year-round interest and deals with a pesky rabbit problem in the veg patch.

Carol Klein revels in one of our most flamboyant seasonal flowers - the peony. Adam Frost finds inspiration for his own garden from the wild flowers that grow near to his Lincolnshire home, and Arit Anderson takes a look into gardens of the future when she visits a garden in Derbyshire designed to capture and use rainwater. Flo Headlam gets involved with a community project that can totally transform a garden in a single day, and we visit an iris enthusiast in Gloucestershire who is attempting to collect all the varieties created by one of her ancestors.

As the borders at Longmeadow hit their stride, it is time to take stock of what is looking good and what needs replacing. Monty shares his tips on how he keeps his displays going all summer long. There is plenty to do on the vegetable plot too, and things are looking promising in the fruit garden.

Adam Frost meets an extraordinary woman who runs a community project in the centre of Birmingham, while Frances Tophill catches up with her allotment. Joe Swift travels to Devon to a garden which has been designed around a challenging landscape, and Nick Bailey visits the restored Temperate House at Kew Gardens.

Monty catches up with maintaining his pond and gives advice on planting water lilies. He also gives tips on how to grow and plant herbaceous clematis as well as harvesting potatoes.

If you don't know your hybrid teas from your hybrid musks then Nick Bailey begins his guide to demystifying roses. Arit Anderson takes a trip on a canal boat to find out how volunteers are bringing plants and wildlife back into the city of Birmingham, Mark Lane gives his guide on how to get the cottage style look into your garden, and Adam Frost takes a tour of Woburn Abbey to explore the restoration of its Humphrey Repton landscape.

We also meet a woman who, in her 70s, transformed two acres of derelict swamp behind her semi-detached home in Mancheser.

Whether there is a heatwave or a downpour, this week Monty has plenty of jobs to be getting on with, from pruning and propagating to planting pots. Adam Frost meets Prince Charles in his garden at Highgrove to talk about the issue of biosecurity, an issue which is of great concern to him and which could have a big effect on our gardens and landscape. Adam also talks to the prince's head forester to find out what gardeners can do to help.

Carol Klein profiles one of our summer stunners for both borders and containers - the agapanthus - and we catch up with Frances Tophill on her shared allotment. We also meet a gardener whose passion for planting has spilled out from his garden onto the roundabout outside his house.

At Longmeadow Monty is planting bulbs in pots and around the garden for an explosion of spring colour. Carol Klein travels to Yorkshire where she takes a close look at the enormous colour range and form of a late season perennial, the salvia. Mark Lane is in Oxfordshire looking at how ornamental grasses can be used in planting design to create exciting combinations. Arit Anderson gets to grips with growing concerns about the use of plastics in the horticultural industry, and we find out from environment minister Michael Gove about any future plans for controlling its use and improving recycling.

Frances Tophill makes a final visit to her shared allotment and joins in with the festivities at their annual show. Adam Frost visits the RHS garden Wisley, where he meets the curator to find out which plants have fared well and which plants have suffered during the hot, dry summer.

Monty tackles three seasons of gardening this week when he makes additions to his spring garden, gives advice on how to dry and preserve herbs for winter and plants up a container to give interest from now until spring. Carol celebrates one of the plant successes of an extraordinary summer - the canna.

In the cottage garden, Monty moves a rose which has outgrown its space, and in the vegetable garden he gives advice on what to plant now for spring. He also finds out more about the mysterious world of earthworms and discovers why they are vital for the garden.

In the last programme of the series, Monty Don continues work on the water feature in his paradise garden and makes a start on the planting. He also has plenty of tips on how to protect tender plants over the winter as well as making use of a valuable seasonal resource - leaves.