How Long Does Pothos Propagation Take?

Somewhere between four days and never, and I realise that’s not helpful, so let me do better.

The honest position is that propagation timelines vary far more than most articles admit, and the ranges you’ll see quoted are usually someone’s single experience presented as a rule.

What follows is mine, which is at least extensive, along with what I found when I actually tested the variables against each other.

The short answer

For a leafy Pothos cutting in reasonable conditions:

Treat those as a shape rather than a schedule. Warm conditions with nutrient water and frequent changes will beat the fast end. A cold windowsill in January will blow straight past the slow end and that’s normal rather than a failure.

The first visible sign isn’t a root. It’s the very tip of the aerial root nub beside the node turning pale or whitish. That happens days before anything looks root-shaped, and it’s the earliest confirmation you’ll get that something is happening.

How To Propagate Pothos: Every Method Explained

What actually changes the timeline

Warmth, more than anything else

This is the one that surprises people, including me when I worked it out.

Warmth matters more than light for rooting. A cutting doesn’t have roots yet, so it isn’t doing much photosynthesis regardless, and what it needs is the metabolic conditions to build a root system. Cold slows every process involved.

A cutting in a warm room will comfortably outpace an identical cutting in a bright but cold one. A heat mat underneath is the single most effective thing you can buy to speed propagation up.

What Temperature Do Pothos Need?

Nutrient water rather than plain

I once rooted a cutting ten different ways simultaneously to find out which was fastest. Water with hydroponic nutrients in it won by a clear margin, and it wasn’t a subtle difference.

For transparency, that test was run on a Philodendron brasil rather than a Pothos, as was a second experiment on Rhaphidophora. The principles carry across these vining aroids, and Pothos root more readily than either, but I’d rather tell you what was in the jar than let you assume.

Also from that test: Superthrive produced an early growth point and then never grew roots at all. Months later, still nothing. It did something. It wasn’t the thing I wanted.

How To Propagate Pothos In Water

How often you change the water

I ran three cuttings side by side: one with the water changed daily, one weekly, one never touched.

The daily one rooted dramatically faster, and I saw the first pale tip at around four days, which is the quickest I’ve recorded. The other two weren’t close.

This runs against a fairly popular claim that changing water more than every few days is pointless or even damages developing roots. It doesn’t. Change it as often as you can be bothered to.

Whether the cutting has a leaf

A wet stick, meaning a node with no leaf, takes considerably longer than a leafy cutting.

The reason is straightforward: no leaf means no photosynthesis, so the node is running entirely on energy already stored in that piece of stem with nothing coming in. It’s spending down savings rather than earning.

Expect roots eventually and the first leaf a fair while after that.

Pothos Wet Stick Propagation: Does It Actually Work?

The season

Winter roughly doubles everything, and it’s mostly temperature rather than day length. A heat mat or a genuinely warm room closes most of that gap, which is why propagation boxes come into their own in January.

The method

Water gives you the fastest roots. A box gives you the fastest plant. Which brings me to the finding that changed how I think about this.

Fastest to root is not fastest to a plant

In that ten-way test, the cutting that went into a terrarium in soil was among the slowest to root. Genuinely near the back of the field.

It was also the first one to push out a new leaf, while everything else was still busy growing roots.

That result reframes the whole question. Roots in a jar feel like the finish line because you can see them, but they’re an intermediate step, and water roots are structurally different from soil roots so a proportion die back when you pot the cutting up. The plant then spends weeks growing replacements before it does anything you’d call growth.

A cutting rooted in warm, humid, damp substrate skips that entirely. Slower to show you roots. Quicker to become a plant.

So if you’re asking how long propagation takes, decide what you’re timing. Roots, or an actual growing Pothos. They’re different races and different methods win them.

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The Pothos trick, which works on everything except Pothos

Here’s a fun one, and it’s the reason your Pothos is worth more to you than the plant itself.

There’s a long-standing claim among plant people that putting a Pothos cutting in with other cuttings makes them root faster, on the basis that Pothos release rooting hormones into the water. It gets repeated constantly and it sounded like folklore to me.

I tested it. The cutting sharing water with a Pothos rooted noticeably faster than the ones that didn’t.

So if you’re struggling to root something slow and precious, drop a Pothos cutting in the jar with it. It costs you nothing, you almost certainly have a spare vine, and in my experience it works.

The obvious limitation: this is not a way to speed up propagating your Pothos. Adding Pothos to Pothos gets you more Pothos, not faster ones.

When to actually worry

Not by the calendar. By the stem.

Squeeze it. Firm and green means alive and still worth waiting for, regardless of how many weeks it’s been sitting there doing nothing. Soft, mushy, hollow or shrivelled means it’s gone, however recently you took it.

There is no point at which a firm green Pothos cutting becomes a lost cause. It’s just slow, and slow is almost always temperature.

Why Are My Pothos Cuttings Not Rooting?

Frequently asked questions