Chris travels to Usk in Monmouthshire, Wales known as the Welsh "town of flowers". They have been entering the competition for 36 years and regularly win gold - but constantly need to come up with new ideas.
Chris meets the Bloomers from Mablethorpe in Lincolnshire. They've competed for a decade but never won the top prize. With three ambitious new projects in mind they hope to win gold and put their forgotten seaside resort back on the map.
Chris heads to Shrewsbury where the Bloomers have been taking part for 37 years. Backed by the council this gold-winning team plant 30,000 flowers every year. Can they retain their crown?
Chris meets a multicultural group of Bloomers in the heart of the Black Country who are entering the competition for only the second time. Last time they won a silver and are going for gold now.
Chris is in the historic Lancashire village of Croston to meet a team of Bloomers who are determined to go for gold even though their community is still recovering from devastating flooding.
Chris helps the volunteers of Lytham in Lancashire with their ambitious plan to decorate 50% of the seaside resort with flowers. First they must install a 12ft floral windmill in the market square.
Chris meets the Bloomers of Breaston in Derbyshire who are entering the competition for the first time. With very little gardening experience between them need to involve as many residents as possible.
The Melksham Bloomers have been entering the contest for five years but have never won gold. Chris heads to the Wiltshire market town to help them with their grand plan for success.
Chris travels to the Lincolnshire coast to meet a group of Bloomers determined to put the 'Great' back in Great Grimsby. They had to pull out of last year's contest after their funding from the local council was cut.
Chris travels to the historic market town of Oakham in Rutland where the locals are having to put up with major roadworks around the town. So the Bloomers in the town are using them as a theme for their entry.
Chris meets a group of extraordinary Bloomers who have to start from scratch every year after their gardening efforts are washed away in their flood prone town at the confluence of four rivers.
Chris travels to Stetchford to meet a group of volunteers who have entered the entry level scheme of Bloom, It's Your Neighbourhood. Despite this they have come up with some ambitious plans.
The Chorley volunteers have been competing in Bloom for 15 years and are gold winners but face a major challenge this year as the centre of the Lancashire town is being redeveloped.
In the pretty Oxfordshire village of Goring-on-Thames, Chris meets the group of grandparents who this year are taking on big businesses in the hope of winning gold.
The volunteers in Immingham are taking a huge gamble by including the port in their plan - aiming to brighten this enormous, industrial area with flowers and a steel ship and crane.
