My stems bend and it goes over the edge of the pot. I was wondering if anyone could suggest to use something to keep it up and not bend over the edge. I was going to put a trellis to keep it going up. I live in the rainforest in Hilo. Would that be something I should try?
Growing Tarragon in Pot
Anything you can work out that will hold the stems upright is fine. A trellis might work, or 3 or 4 long stakes or wires, with some yarn, tape, or wire strung between - let your creativity run wild.
You might want to put your tarragon in higher light. The stems might need to be stronger. This article has general information on growing herbs in pots: https://www.gardeningknowhow.com/edible/herbs/hgen/growing-herbs-in-containers.htm