Gardens Illustrated – April 2014

• Insider's guide to Chelsea - plants not to miss, hotest garden designs and this year's trends

• How to plant beautiful containers - Kristy Ramage creates stylish planting ideas for pots large and small

• 5 golden rules for a cottage garden - Garden writer Val Bourne tells us the key to success in her own garden

• Alliums - 15 of the best for style and drama

• Rare and unusual edible plants from Edulis Nursery