Saving a money tree (Pachira aquatica) from root rot comes down to acting fast: unpot the plant, cut away every mushy or discolored root, treat what remains, and repot into fresh, well-draining soil. The process is straightforward, but the details at each step determine whether your plant bounces back or continues to decline. Root rot in money trees is almost always caused by too much moisture sitting around the roots for too long, and fixing it means addressing both the immediate damage and the conditions that caused it.
How to Recognize Root Rot Before It’s Too Late
Money trees don’t always show obvious above-ground distress until root rot is well established, which is why learning the early signals matters. The first sign is usually a general droopiness or wilting that doesn’t improve after watering. That paradox trips people up: the plant looks thirsty, so they water more, which makes the problem worse. Yellowing leaves, especially lower ones, come next. If the base of the trunk feels soft or spongy when you squeeze it gently, rot has likely spread beyond the roots into the stem.
The definitive check is to slide the plant out of its pot and look at the roots directly. Healthy money tree roots are white or light tan and firm to the touch. Rotted roots are brown or black, mushy, and often smell sour or swampy. If only a portion of the root ball looks affected, you have a good chance of saving the plant. If virtually every root is dark and soft, the odds drop considerably, though propagation from healthy stem cuttings may still work.
Why Money Trees Get Root Rot
The core issue is oxygen starvation. When soil stays waterlogged, the air pockets between soil particles fill with water, and roots can’t access the oxygen they need for normal cell function. Research on root physiology has shown that oxygen deficiency in the rooting zone depresses growth in dryland species and injures root tissue, while only native wetland plants have adaptations to tolerate those conditions.1Annual Reviews. OXYGEN DEFICIENCY AND ROOT METABOLISM: Injury and Acclimation Under Hypoxia and Anoxia Money trees, despite being native to swampy areas in Central and South America, are grown indoors in conditions very different from their wild habitat. In nature, they experience seasonal flooding with warm, moving water and intense light. In a living room pot, stagnant water with no drainage and low light creates an entirely different kind of stress.
Once oxygen-starved roots start dying, opportunistic fungi move in. Organisms like Pythium, Phytophthora, and Fusarium thrive in wet, low-oxygen soil and attack weakened root tissue. These pathogens spread quickly through the remaining healthy roots, which is why timing matters so much when you notice symptoms.
Several common care mistakes create the conditions for this cascade:
- Overwatering: Watering on a fixed schedule rather than checking whether the soil has dried out.
- Poor drainage: Using a pot without a drainage hole, or one where the hole is blocked by compacted soil.
- Heavy soil: Standard potting soil holds too much moisture for money trees. Without amendments like perlite or bark, water lingers.
- Oversized pots: A pot much larger than the root ball holds excess soil that stays wet long after the roots have taken what they need.
- Low light and cool temperatures: Both slow down the plant’s water uptake through transpiration. Research on indoor plant water use confirms that evapotranspiration rates drop in cool, humid rooms, meaning soil dries out much more slowly in those conditions.2Journal of Building Engineering. The impact of plants on the humidity of naturally-ventilated office indoor environments
The Step-by-Step Rescue Process
Once you’ve confirmed root rot, move quickly. Every day the plant sits in soggy soil, the rot spreads further. Here’s how to give your money tree the best chance of recovery.
Remove and Assess
Gently slide the money tree out of its pot. If the roots are clinging to the container, run a knife along the inside edge. Shake or rinse off as much of the old soil as you can. You want a clear view of every root. Old soil from a rotted root system is likely full of fungal spores, so don’t reuse any of it.
Separate the roots carefully and assess how much is still healthy. If roughly half or more of the root system is still white and firm, the plant has a strong chance of pulling through. If you’re down to just a few viable roots, recovery is possible but slower and less certain.
Cut Away All Damaged Tissue
Using clean, sharp scissors or pruning shears, cut off every root that is brown, black, mushy, or slimy. Don’t try to save borderline tissue. The principle in plant pathology for removing diseased material is to cut well below the visible edge of damage, because pathogens typically extend beyond what you can see. Research on pruning diseased wood in fruit trees, for instance, found that the standard best practice was to remove tissue at a significant margin below the visible edge of infection, using sanitized tools.3Journal of Plant Pathology. Evaluation of pruning therapies in apple trees with fire blight The same logic applies to roots: if a root looks questionable at the cut point, go a bit further until you see clean, white tissue.
Sanitize your cutting tool between cuts, especially if you’re working on a braided money tree where multiple trunks share the pot. A quick wipe with rubbing alcohol or a dilute bleach solution works. If any trunk is soft and mushy at the base, that trunk is gone. Separate it from the healthy ones to prevent the rot from crossing over.
Treat the Remaining Roots
After trimming, you want to give the remaining roots a fighting chance against any fungal spores still clinging to them. A few options exist:
- Hydrogen peroxide soak: A dilute hydrogen peroxide solution can help kill fungal pathogens on root surfaces. Research on root rot in ginseng found that hydrogen peroxide at a concentration of 300 mg per liter showed over 80% antifungal activity against root rot pathogens in lab conditions and reduced disease infection when applied to roots.4Research in Plant Disease. Efficacy of Hydrogen Peroxide on Root Rot Disease of Ginseng Sprouts For home use, a common approach is mixing roughly one part standard 3% household hydrogen peroxide with three to four parts water and soaking the trimmed roots for 15 to 30 minutes.
- Cinnamon powder: Ground cinnamon has mild antifungal properties and can be dusted onto cut surfaces. It won’t penetrate deep into tissue, but it may help protect fresh cuts from reinfection.
- Fungicide drench: Commercial fungicides containing copper or other active ingredients designed for root rot are available at garden centers. Follow the product’s instructions for dilution and contact time.
After treating, let the roots air-dry for a few hours, or even overnight in a warm spot, before repotting. This drying period helps seal the cut ends and creates an inhospitable surface for fungi.
Repot into Fresh Soil and a Clean Container
Do not put the plant back into the same pot with the same soil. If you want to reuse the pot, scrub it thoroughly with a dilute bleach solution and rinse well. A new or freshly cleaned pot with at least one unobstructed drainage hole is non-negotiable.
The soil mix matters enormously. Money trees need a mix that drains fast and doesn’t hold water for days. A good starting point is roughly equal parts standard indoor potting mix, perlite, and orchid bark. The bark and perlite create large air pockets that let water flow through and oxygen reach the roots. Some growers add a small amount of horticultural charcoal, which absorbs excess moisture and may help suppress fungal growth.
Size the pot to the remaining root ball, not to the canopy. A pot that’s only slightly larger than the trimmed root mass will dry out between waterings at a healthy pace. A huge pot holds too much wet soil for a reduced root system to manage.
Choosing the Right Pot Material
Pot material influences how quickly soil dries, which directly affects root rot risk. Unglazed terracotta is porous and allows moisture to evaporate through the pot walls, which helps soil dry faster. That porosity comes with trade-offs: terracotta is heavy and can develop mineral staining over time as salts leach through.5DergiPark (Turkish Journal of Forest Science). A COMPREHENSIVE STUDY ON PLANT CONTAINERS USED IN URBAN OPEN SPACES: A CASE STUDY OF ISPARTA -TURKIYE Plastic and glazed ceramic pots don’t breathe, so they retain moisture longer. Neither is inherently bad, but if your money tree just survived root rot, switching to terracotta gives you an extra margin of safety while the plant recovers. Once it’s healthy and you’ve dialed in your watering routine, you can move back to whatever pot suits your decor.
Watering a Recovering Money Tree
The watering approach after repotting is the single biggest factor in whether your rescue sticks or the rot returns. A money tree recovering from root rot has a much smaller root system and can absorb less water than it could before. Water sparingly at first.
The most reliable method is the finger test: push your finger about two inches into the soil. If it feels dry at that depth, water thoroughly until liquid runs out the drainage hole, then let it drain completely. If it still feels damp, wait another day or two. In winter or in a cool room, you may go two weeks or more between waterings. In summer with bright light, it might be every five to seven days. Throw away any water that collects in the saucer underneath the pot within 30 minutes of watering.
Avoid misting the soil surface or giving small sips of water frequently. Those habits keep the top layer moist without ever letting the deeper soil dry, which is exactly the environment root rot fungi love. Deep, infrequent watering that thoroughly saturates the pot and then allows a full dry-down cycle is what keeps roots healthy.
Signs Your Money Tree Is Recovering
Recovery from root rot is not fast. Expect weeks, not days, before you see clear improvement. The first positive sign is stabilization: the yellowing stops spreading and no new leaves drop. After that, look for new growth at the tips of branches or at the crown. Fresh, bright green leaves are the clearest indicator that the remaining roots are functioning well enough to support the plant again.
During recovery, don’t fertilize. The trimmed root system is too fragile to handle mineral salts from fertilizer, which can burn compromised roots and set back healing. Wait until you see active new growth, then start with a half-strength balanced liquid fertilizer once a month during the growing season.
Some leaf drop is normal in the weeks after repotting. The plant is reallocating resources from old foliage to root regrowth. If the trunk stays firm and new leaves eventually appear, the plant is on track even if it looks rough for a while.
When Propagation Is the Better Option
If you unpot your money tree and find that virtually all roots are gone, or the trunk is mushy and hollow, the root system probably can’t support recovery. In that case, your best move is to take cuttings from whatever healthy stem tissue remains. Look for sections of stem that are still green and firm, ideally with a node or two where new roots can emerge. Place the cutting in water or moist perlite, keep it in bright indirect light, and watch for roots over the coming weeks. Money tree cuttings root fairly readily when taken from healthy tissue, and starting a new plant from a cutting is far more reliable than nursing a nearly dead root system back to life.
Beneficial Microbes and Long-Term Soil Health
Once your money tree is stable and growing again, building up beneficial microbial life in the soil can help prevent future root rot. Certain strains of Trichoderma, a fungus that occurs naturally in many soils, actively compete with root rot pathogens and have been shown to reduce disease in nursery plants when added to potting mixes.6Crop Protection. Use of nursery potting mixes amended with local Trichoderma strains with multiple complementary mechanisms to control soil-borne diseases Research has also found that combining biological agents like Trichoderma with other treatments significantly reduced damping-off and root rot severity in controlled and field conditions.7PubMed Central. Improvement of Biocontrol of Damping-off and Root Rot/Wilt of Faba Bean by Salicylic Acid and Hydrogen Peroxide For home growers, Trichoderma-based products are increasingly available at garden centers and online, sold as granules or powders you mix into potting soil. They’re not a silver bullet, but they add a layer of biological defense that complements good watering habits and well-draining soil.
Mycorrhizal fungi, sold as inoculants for potting mixes, form partnerships with plant roots and can improve nutrient uptake and stress tolerance. These are a different category from Trichoderma and work through a distinct mechanism, but both contribute to a healthier root environment. Adding either or both to fresh soil at repotting time is a low-risk way to tip the microbial balance in your plant’s favor.
Common Mistakes During the Rescue
A few errors come up repeatedly when people try to save a rotting money tree, and they’re worth flagging because each one can undo an otherwise solid rescue effort.
The first is not removing enough root material. People understandably want to preserve as much of the root system as possible, but leaving behind partially rotted roots means leaving behind active fungal infection. If a root is brown and squishy even at its base near the trunk, it needs to go. Clean cuts into healthy tissue heal; half-rotted stubs keep spreading.
The second is repotting into the same type of heavy, water-retentive soil that caused the problem. If your money tree rotted in the soil it came in from the nursery, that soil was the wrong mix for your conditions. Nursery soil is often designed for commercial greenhouse environments with high light and frequent, precise irrigation. In a dimmer home setting with less airflow, that same soil stays wet far too long.
The third is panicking about leaf loss and overcompensating with water or fertilizer. After losing roots, the plant will shed leaves it can no longer support. That’s a survival strategy, not a sign you’re underwatering. Adding more water at this point restarts the cycle that caused the rot. Let the plant look a little rough while it rebuilds underground.
Finally, some people place a recovering money tree in direct sun, thinking more light will speed things up. Bright indirect light is ideal. Direct sun on a stressed plant with reduced roots can cause leaf burn and increase water demand faster than the compromised root system can keep up.