My mother is getting up in years and has moved into an assisted living residence, but still longs to garden. I want to set up a garden of containers so she can still enjoy her favorite pastime. She loves growing a family heirloom tomato; her uncle brought the seeds back from Italy. They did great in the garden, but I’m wondering if I can grow a full-sized tomato in a pot?

Tomatoes can be challenging to grow in pots, but by choosing the right container your mother will have a great chance to succeed in growing her favorite plant.

The No. 1 reason tomatoes fail when grown in containers is lack of consistently moist soil. That means you’ll need a big…