Pothos like wide pots much more than deep ones, and getting the pothos pot size right comes down to width and drainage, not height. A wider, shallower container suits how the roots actually grow, so it beats a tall pot every time.
"That tall pot will give it more room to grow," my friend said, pointing at the golden pothos on my kitchen-window shelf. She wanted me to move it into a deep ceramic planter she swore by. I tried a shallow, wider pot with drainage holes instead. The roots filled the new space within a couple of months, and the vines pushed out fresh leaves faster than the old plant ever had.
The reason sits underground. Pothos has a shallow, spreading root system that fans out sideways rather than digging straight down. A deep pot gives those roots more soil than they can ever use. That extra dirt at the bottom just stays wet long after the top dries out.
Soggy soil is where the trouble starts. Roots sitting in damp ground with little air begin to rot, and root rot kills more pothos than any pest does. When you give your plant a deep pot, you are stacking the odds against it from day one. Width gives the roots room to spread the way they want, while drainage holes let the extra water escape instead of pooling at the base. You water, the soil drains, and air gets back to the roots within a day or two.
Size up only 1 to 2 inches (2.5 to 5 cm) wider than the current pot, and never use a container without drainage holes.
Don't jump to a giant pot in one go. When you move up, pick one that is only 1 to 2 inches (2.5 to 5 cm) wider across than the old one. A small step like this keeps the soil-to-root ratio in balance, so the roots fill the space before the dirt has time to sour. And skip any pretty pot that lacks holes in the bottom. You can drop a plastic nursery pot inside a decorative cover if you love the look, but the inner pot still needs to drain.
So how do you know it is time? Check the roots, not the calendar. Slide the plant out of its pot and look for roots that circle the inside of the pot or poke through the drainage holes at the bottom. Those are the clear signs your pothos has run out of room. You might also notice water rushing straight through the soil, or growth slowing to a crawl even with good light. Most plants need their pothos pot size bumped up about once a year or two, but let the roots make the call. If you tip it out and the soil still cradles loose, healthy roots, put it right back and check again next season.
When you do get to repotting pothos, the move itself is quick. Loosen any tight roots with your fingers so they can stretch into the new soil. Set the plant at the same depth it sat before, and fill in around it with fresh, airy mix. Water it once and let the rest drain away through the holes. Skip the deep planter and the no-hole ceramic, and you remove the two things that most often sink this easy plant. A wide pot with good drainage keeps your pothos trailing for years. Save that tall planter for something that actually wants the room down below.
Read the full article: Golden Pothos Care: Complete Guide