Celebrity gardeners Alan Titchmarsh, Joe Swift, Carol Klein, James Alexander-Sinclair and Christine Walkden will be dropping in on various days during the event. Appearing in the food and cooking areas are the likes of Mary Berry, Mark Diacono and Valentine Warner.
As always, the show gardens will be a major attraction. This year's designs include:
Gardening amidst ruins, a homage to Capability Brown by Todd Longstaffe-Gowan Landscape Design The Garden of Romance by Villaggio Verde A Japanese Reflection by Peter Dowle & Richard Jasper The Sunken Retreat by Graduate Gardeners The UCARE Garden by Emily Sharpe of Garden Stories The Woodcutter Garden by Mark Walker 'Time is a Healer' in support of The Primrose Hospice by Martyn Wilson Macmillan Legacy Garden by Mark Eveleigh A Garden of One Thousand Flowers by RHS Students of CW Horticultural Training.
Spanish gold: An Andalusian Moment, 2015's winning show garden
There will also be Festival Gardens, a competition which offers anyone with an interest in design the opportunity to showcase a garden at RHS Malvern. This year's entries include:
A Private Refuge by Pippa Shennan Hidden Gems of Worcestershire by Styling Homes and Gardens Lost treasure, Britain's ancient woodlands by The Nature of It The Low Line by Pro-gardeners Ltd The Water Spout by Garden Inspiration.
Festival favourites include the Food & Drink Pavilion with local produce for sale and demonstrations by leading chefs of how to cook and serve it. In the Festival Theatre gardening and food experts such as Alan Titchmarsh and Mary Berry will share their knowledge with showgoers. Alan will be appearing on May 5 and 6, Mary on May 7.
Stunning: Beautiful blooms in the Floral Marquee
The popular Floral Marquee will, as always, be full to bursting with beautiful blooms, including new varieties launched at the show. Green fingered school children will showcase their own gardens in the School Gardens Village. Schools from across the region are designing and building gardens with close mentoring from BBC Blue Peter gardener Chris Collins. This year's theme celebrates the life and successes of Shakespeare on the 400th anniversary of his death.
In the Get Going, Get Growing section of the show top TV gardeners and experts from the industry will conduct demonstrations and workshops to encourage visitors to 'grow your own'.
In a new feature this year, floristry fans can take advice from top floral designer Jonathan Moseley on how to create a wedding in full bloom. A showcase of British flower growers will also be on display.
Get growing: Flowers galore at Malvern Spring Festival
Ken Nottage, from Three Counties, says: "We are over the moon that Alan Titchmarsh and Mary Berry will be joining us this year at the much-loved RHS Malvern Spring Festival. To help celebrate the start of the summer season many a garden great and foodie favourite will be sharing their top tips with audiences alongside some of the country's finest nurseries and food producers."