How to Attach Plants to Driftwood and Rock (The Right Way)

Attaching plants to hardscape is one of the most satisfying parts of building an aquascape — but it's also where a lot of hobbyists go wrong, ending up with plants that float free within days or wood that looks far too neat and "placed." Here's exactly how to do it properly: which plants work best, which methods to use, and how to get a result that looks like it grew that way.

Which plants can you attach to wood and rock?

Not every aquarium plant is suited to growing on hardscape. The ones that are — called epiphytes — naturally grow attached to surfaces in the wild rather than rooting in substrate. Forcing a rooting plant onto wood or rock almost never works long-term.

Anubias

The classic hardscape plant. Slow-growing, extremely hardy, tolerates low light, and looks spectacular spreading across wood. The rhizome (the thick horizontal stem) must stay above any substrate and must never be buried. Anubias left to slowly colonise a piece of wood creates a natural, established look that takes years to achieve any other way.

Java Fern (Microsorum pteropus)

One of the most popular aquarium plants in the world — partly because attaching it is the correct way to grow it, not an aesthetic choice. It attaches readily, grows in low to medium light without CO2, and produces varied leaf shapes depending on the variety. New plantlets growing on the tips of mature leaves are a sign it's thriving.

Bucephalandra

A premium epiphyte from Borneo that's become increasingly popular with aquascapers. Compact, slow-growing, and available in dozens of leaf shapes and iridescent colours. Attaches to rock particularly well and looks stunning in midground positions or nano tanks.

Mosses

Java Moss, Christmas Moss, Weeping Moss, Riccardia — the most versatile group. Mosses will attach to virtually any surface given time and can soften hardscape, cover substrate areas you want to obscure, or create a moss wall effect. They require no glue — just time and something to hold them in place while they establish.

Bolbitis

A beautiful lacy fern that attaches to wood. Less common than Java Fern but produces a more delicate, open leaf structure that suits natural-style aquascapes particularly well.

If you want to skip the attaching step entirely, our plants on wood and plants on rock collections have plants already established and ready to place.

Method 1: Aquarium-safe superglue (cyanoacrylate gel)

This is the method most experienced aquascapers use, and the one we recommend for anubias, java fern, and bucephalandra. Cyanoacrylate glue — the active ingredient in most superglues — is completely inert once cured underwater and safe for fish and shrimp at the quantities used in aquascaping.

Use the gel formula, not liquid. Gel doesn't run, which makes placing plants on irregular surfaces much easier.

1. Remove the wood or rock from the tank and dry the attachment point with kitchen paper. The drier the surface, the stronger the bond.
2. Pat the rhizome or root area of your plant briefly against kitchen paper to remove surface moisture.
3. Apply a small pea-sized amount of gel to the wood or rock — not to the plant.
4. Press the plant's rhizome firmly onto the glue and hold for 20–30 seconds.
5. Wait a further 30–60 seconds before submerging. The glue cures white initially but becomes invisible within days.

Critical: never apply glue over the growing tip of the rhizome. The plant grows from the tip — covering it will kill the plant slowly. Apply as far back from the tip as possible.

Method 2: Fishing line or cotton thread

A tried-and-tested method that's been used in the hobby for decades. It works particularly well for mosses, which need to be held against a surface while they attach over the following weeks.

For mosses:

1. Spread a thin layer of moss across the surface of the wood or rock — thinner is better, as thick clumps take longer to anchor and can trap detritus.
2. Wrap fishing line or dark cotton thread around the piece in multiple directions, loosely enough not to cut into the moss.
3. Place in the tank. The moss will anchor itself within 4–8 weeks. Cotton thread naturally decomposes around the same time — fishing line lasts longer but can be carefully trimmed away once the moss is established.

For anubias and java fern: thread works but requires more wraps. Glue is faster, less visible, and more secure for plants with firm rhizomes.

Method 3: Metal pins or plant anchors

Some aquascapers use small stainless steel pins to press the rhizome of anubias or ferns flat against wide, flat pieces of wood. The plant is held flush against the surface for several weeks while it sends out new roots. Once established, the pins can be removed and the result looks completely natural — the plant appears to have grown that way, not been placed.

This method is slower than glue but works especially well for large pieces where you want a sprawling, low-profile look.

Common mistakes

Burying the rhizome

This is the single most common error with anubias, java fern, and bucephalandra. The rhizome must stay in open water. Burying it in substrate or pressing it under gravel causes it to rot within weeks. Attaching these plants to hardscape isn't just aesthetically pleasing — it's biologically correct.

Too much glue

A pea-sized amount is enough. Excess glue can spread across leaves or the growing tip. Less is more.

Expecting instant attachment

Even with glue, plants need a few weeks to send out new roots and fully anchor themselves. A slight wobble in the first couple of weeks is normal — if the rhizome hasn't rotted, the plant is establishing.

Using the wrong plants

Stem plants (Rotala, Hygrophila, Bacopa) are not epiphytes. They will die if attached to wood or rock with no substrate for roots to reach. Only true epiphytes belong on hardscape.

Getting the look right

The difference between an aquascape that looks natural and one that looks "set dressed" almost always comes down to how plants are placed on hardscape.

• Let plants overhang edges. Anubias hanging slightly over the front of a rock looks grown; anubias glued flat to the top face looks placed.
• Use the natural crevices. Tuck mosses into gaps in wood or between rocks rather than covering flat surfaces. They'll spread from there naturally.
• Mix species. Wood with both java fern and anubias looks far more natural than a single species — just as you'd see in a wild riverbed.
• Cluster small plants at the base. Bucephalandra placed where wood meets substrate reads as natural growth, not decoration.

Where to start if you're new to this

The three most forgiving plants for your first attempts are:

• Java Fern — attaches quickly, thrives in low light, almost impossible to kill. Use the glue method.
• Java Moss — no glue needed, covers any surface given a few weeks, incredibly tolerant.
• Anubias nana — compact, stays small, ideal for midground rocks in any tank size.

Once you've done it a few times it becomes second nature — and the results make even simple pieces of wood or rock look like they've been part of the aquascape for years.

Any questions about which plant works best for your specific setup? Get in touch — we're happy to help.