The St Margaret Cherry (Prunus avium 'St Margaret') has quality large fruit that are very dark purple.
• Pollination Group: does better with Napoleon growing nearby
• Uses: eating, preserving, jam
• Harvest: December to early January
• Features: dark coloured fruit that preserve well
Reference Glowinski, L. (1991) The complete book of fruit growing in Australia. Lothian Publishing Company, Port Melbourne.