Use banana peels, egg shells, coffee grounds and crushed Tums with calcium when planting tomatoes February 4, 2017 by admin Use banana peels, egg shells, coffee grounds and crushed Tums with calcium when planting tomatoes Click HERE or Tap HERE to get instant access to over 7000 of the freshest landscaping ideas & videos to help you create your dream landscape... And you can start in the next 7 minutes!