It is always worthwhile cleaning your feeder occasionally with warm water & a mild detergent or a disinfectant solution to avoid a build-up of bacteria.
Henry Bell Essential Plus Sunflower Hearts Feeder clear
Henry Bell Ready To Feed Filled Sunflower Hearts Feeder, clear
Copdock Mill Caramel Crumble Wild Bird Seed 2.5kg – All Year-Round Bird Food – 100% Natural Ingredients Including Sunflower Hearts – Suitable for All Wild Bird Species
Copdock Mill Caramel Crumble Wild Bird Seed 12.75kg – All Year-Round Bird Food – 100% Natural Ingredients Including Sunflower Hearts – Suitable for All Wild Bird Species
Leagrams Premium Sunflower Hearts/Kernels for Wild Birds – No Mess, High Energy
25.2 kg Dawn Chorus Sunflower Hearts Chips For Wild Birds