Pothos is one of the easiest trailing houseplants to multiply, and the technique is more satisfying when you understand one small detail: roots come from a node on the stem. A pretty leaf cut off without its section of stem may stay green in a glass for a while, but it will not normally develop into a complete new pothos vine.
A healthy cutting with a node can be rooted in water or a suitable compost-based propagation medium. Both methods work. The best choice depends on how closely you want to watch the roots and how comfortable you are managing moisture.
Find a healthy vine to cut
Pothos, usually Epipremnum aureum, grows on trailing or climbing stems carrying alternate leaves. Follow a vine from leaf to leaf. At each point where a leaf joins the stem you will find a node, often with a little aerial-root nub.
Choose a vine with firm green leaves and no obvious pests, blackening or mushy sections. A plant that is already dropping leaves due to severe waterlogging needs its basic care correcting before you take a large number of cuttings.
Spring and summer are generally productive seasons for propagation because warmth and daylight support active growth. A cutting taken in winter may root more slowly even if all the steps are correct.
Take a cutting with at least one node
Use clean sharp scissors or secateurs. Choose a length of stem containing several leaves and at least one healthy node that can sit below water or compost level.
Make the cut below a node and inspect the piece before you put it down. If you're dividing a very long vine into several cuttings, make sure each piece contains a node and remember which end belongs towards the roots.
Remove any leaf that would sit underwater or beneath the propagation medium. Wet, submerged leaves are more likely to decay and foul the water or compost than help the cutting establish.
Rooting pothos in a glass of water
Place the bottom of the cutting in a clean glass or small jar of water, ensuring at least one node is submerged and the remaining leaves stay above the surface.
Put it in a bright position away from intense direct midday sun. A spot close to a window with filtered light usually works better than a dark cupboard. Check the water level regularly and top up or replace water if it becomes cloudy.
Resist filling a large jar with dozens of cuttings. The leaves need space and light, and crowded stems can make it harder to spot decay. A few healthy cuttings in one jar are easier to manage.
Rooting directly in compost
Fill a small pot with light, suitable peat-free propagation compost that drains well. Water and let it drain so the medium is moist but not saturated.
Use a pencil or dibber to make a hole. Insert the cutting with at least one node below the compost and no leaf blade buried. Firm gently around the stem so it stands upright without being crushed.
University extension guidance recommends warmth, bright indirect light and adequate humidity for many houseplant stem cuttings. A loose clear cover can help in a dry home, but ventilate it and stop condensation dripping onto the leaves.
Which method should you choose?
Water rooting lets you see roots appear, which makes it appealing for beginners. It also means you can spot a rotting stem promptly. The trade-off is an extra transition when the cutting moves from water into a potting medium.
Direct compost rooting means the plant develops roots in the medium where it can continue growing. You cannot see them without disturbing the stem, so you judge progress from fresh growth and a gentle feeling of resistance after sufficient time.
Either way, the key is a healthy node, appropriate warmth and moisture that does not encourage rot. Rooting hormone is not usually necessary for straightforward pothos cuttings.
When to pot up rooted cuttings
Wait until the cutting has a useful small root system rather than a single tiny root. Iowa State University Extension suggests potting many rooted houseplant stem cuttings once roots have reached around 2.5cm or more, although actual readiness depends on the cutting.
Use a small pot with drainage holes. Arrange several rooted cuttings together if you want a fuller-looking plant, taking care not to snap their young roots. A single rooted cutting will produce a vine but may look sparse initially.
Water gently after potting and give the plant bright indirect light. Freshly potted water-rooted cuttings may need closer monitoring while they adapt; don't immediately treat them like a huge established pothos in summer.
How to make the parent plant bushier
Cutting a long vine can encourage growth from nodes nearer the remaining stem. Rather than removing every trailer at once, trim selected leggy lengths and root the healthy sections.
To create a fuller hanging basket, pot several rooted pieces into the same adequately sized container. Spread them around the compost rather than bunching all the stems at one side.
If the parent has very long gaps between leaves, consider whether it gets enough light. Propagating the long stems gives you more plants but won't correct poor growing conditions for the original.
Care after the new plant establishes
Pothos generally prefers bright, indirect light but tolerates a range of indoor conditions. A variegated cultivar may show less variegation when kept too dark.
Allow the top of the potting medium to dry somewhat before watering according to the plant and room conditions. Do not leave a nursery pot sitting permanently in a saucer of water. Maintain drainage and watch for a sour smell or soft stems.
If you want longer trailing vines, allow healthy new stems to grow without continually pinching them. For a compact full pot, selective trimming remains useful.
Why your cuttings aren't rooting
The first possibility is that the cutting has no node. Check the stem: a leaf stalk alone cannot behave like a complete stem cutting. Another common issue is a node kept above the water or compost rather than in the rooting zone.
Cloudy water or a black slimy stem indicates decay. Remove damaged tissue with clean tools, use fresh water or medium and keep leaves above the wet level.
Very cold rooms and low winter light slow growth. A cutting still firm and green may simply need patience. Don't add strong fertiliser to a jar in the hope of forcing root production.
Keep children and pets safe
Pothos contains irritating calcium oxalate crystals. It should not be eaten by children or pets. Wear gloves if the sap irritates your skin and clean your work surface afterwards.
Place rooting jars where they cannot be knocked over or mistaken for drinking water. Discard trimmings safely rather than leaving them within reach of a curious animal.
Pothos propagation doesn't need a laboratory. One properly chosen stem with a node is enough to begin. Once you recognise the nodes, taking reliable cuttings becomes much easier.