Drive five stakes into soil, to bottom of pot; stakes should be long enough to stand 4 feet above the soil. Plant a seedling in center of the pot. Wind nylon twine star shapes around stakes at intervals.
Using a Trellis System - Your trellis system will need some kind of support: posts or Studded T Posts driven into the ground are typical solutions. Lace heavy twine or wire and pattern string from top to bottom to support the crop. - My Garden Win
Staking garden plants is an important technique for keeping plants healthy and looking their best. There may be a number of different methods to staking plants, but there are really only two rules: stake plants early and try to be discreet.