assuming non are prolific borrowers, at a MINIMUM 30cm (h) x 30 cm (d) x 30 cm (w) for 5 to 6 inches 30x45x45 up to 9 inches and if you can go a bit larger for 9+inches, it's not going to do any harm. Need space for a hide, water dish and some plants at least don't forget as well as crawling spaceSorry for not being specific.
What tank sizes would be appropriate for the following size intervals of terrestrial adult tarantulas:
*5-6 inches?
*6-7 inches?
*7-8 inches?
*8-9+ inches?