What to Do When a Phalaenopsis (Moth Orchid) Has Root Rot? Detailed Treatment Methods

Phalaenopsis is a flowering plant that garden enthusiasts quite like, but when growing Phalaenopsis at home, conditions are often limited and restrict its growth. If you water improperly, it can easily cause root rot in Phalaenopsis, so how exactly should you prevent and treat root rot in Phalaenopsis?

Phalaenopsis

First is choosing the potting mix; be sure to use a loose, airy, water-permeable substrate. For example, peat mixed with perlite, or peat mixed with pine needles, moss, etc. are all fine. Use organic fertilizer as a base fertilizer.

Second is keeping the potting mix moist, but it must not become waterlogged; waterlogging is the main cause of root rot. Pay attention and observe: after watering, if the water does not drain through for a long time, it means the potting mix has been used for a long time and its density has increased. You should change the soil promptly to avoid root rot.

Then, once root rot occurs, what should you do? You can tip the potting mix out and break it apart, rinse the roots clean with pure water, cut off the rotten roots, and keep as much of the intact part as possible; as long as there are remnant roots, there is hope of saving it. Soak the cut edges and remaining roots in a 2-per-thousand potassium permanganate solution for 10 minutes, let them dry, then coat the cut edges well with plant ash, and it can be repotted. The potting mix must be disinfected; you can pour boiling water through the potting mix, let it cool, and then use it. When repotting, press the root crown firmly, water thoroughly, place in a shaded spot, cover with plastic film, and keep it at about 20°C; in about 20 days new roots will grow.

How to Save a Phalaenopsis After Root Rot, What to Do About Phalaenopsis Root Rot

Phalaenopsis sends out slender flower stalks from the leaf axils, and then slowly blooms flowers like dancing butterflies, adding a lot of Spring Festival atmosphere to the holiday. It is deeply loved by people and is honored as the “Queen of Orchids”. Phalaenopsis has elegant flower posture, dancing like butterflies, hence its name, symbolizing nobility and elegance. A single Phalaenopsis plant usually grows two flower spikes; when the flowers bloom, the petals are like a crowd of butterflies, bright and eye-catching, just like strung-together butterflies, very beautiful.

As an ornamental potted flower, Phalaenopsis has a beautiful appearance, delicate and colorful blooms. But if during care you find that the Phalaenopsis has root rot, what should you do? Next, we introduce the causes of Phalaenopsis root rot, treatment methods, and prevention methods.

The direct cause of root rot in potted Phalaenopsis is improper water and fertilizer management. If watered too much, long-term waterlogging in the pot will lead to root rot; if fertilized too much, excessive nutrients accumulate in the pot and cannot be absorbed, and fertilizer damage will likewise cause root rot. So, to avoid root rot, the first thing to do well is water and fertilizer management.

When we find that a potted Phalaenopsis at home has root rot, we first need to take the plant out of the pot together with the soil, clean off the soil attached to the plant's root system, and then wash the plant's root system.

Next, use sterilized scissors to cut off all the rotten root parts, keeping the intact parts as much as possible; doing so may allow the surviving remnant roots to be rescued.

After pruning, the remnant roots will have some wounds, which need to be disinfected to avoid infection by pathogens that could induce root rot again. Soak the roots in potassium permanganate solution for a quarter of an hour, then set them aside to dry; after that, apply a layer of plant ash to the wounds, and then they can be repotted.

Before potting, we also need to disinfect the soil. wWw.pjCn.ORg You can pour boiling water through the potting mix, then spread it out to cool, and use it after the temperature drops.

Once the preparatory work is fully done, we can pot the plant. When potting, press the soil above the plant's root crown firmly, then water thoroughly once and place it in a cool, shaded place. Finally, cover the pot surface with a layer of plastic film; on one hand it can retain moisture, and on the other hand it can control temperature, letting the plant grow at around 20°C. After about half a month, you can see new roots emerging, indicating the plant has been successfully rescued.

Potted Phalaenopsis has relatively high soil requirements; the soil mix should be loose, airy, and strongly water-permeable. It is recommended to use peat + perlite or peat mixed with pine needles. If you have moss, you can use moss alone as the growing medium. Then apply some organic base fertilizer to the potting mix.

Just keep the potting mix often moist, but avoid waterlogging in the pot, because as mentioned earlier, long-term waterlogging in the pot easily leads to root rot. When watering, pay attention to changes in the potting mix. If even a small amount of water cannot penetrate, it means the potting mix is too compacted or there is waterlogging in the pot. You can insert a toothpick to judge whether there is waterlogging. If there is waterlogging, then you need to stop watering, drain it from the bottom, or replace some of the soil with dry soil; if there is no waterlogging, then it should be because the potting mix is too compacted, and at this time we need to repot and change the soil to avoid causing root rot.

How to Handle Phalaenopsis After Root Rot and How to Prevent Phalaenopsis Root Rot

Growing Phalaenopsis at home may be restricted by limited conditions and prevented from growing normally; poor substrate and improper watering and other reasons can all lead to root rot. So how do you handle Phalaenopsis after root rot?

How to Prevent Phalaenopsis Root Rot:

First, when choosing the growing medium, the selection of the substrate must be strict; you must ensure the soil is loose and airy and water-permeable. The recommended choice is peat mixed with perlite or peat mixed with pine needles; using only moss is also fine. For the base fertilizer, it is best to choose organic fertilizer.

Second, while ensuring the potting mix stays moist, waterlogging must not occur; waterlogging is the biggest cause of root rot in plants. After watering, carefully observe the potting mix. If you find that the water poured is difficult to infiltrate, it means the density of the potting mix has increased with longer use time, and you must change the soil promptly to prevent root rot.

What to Do After Phalaenopsis Root Rot:

First, dig the potting mix out of the flowerpot and break it apart, wash the plant's roots clean with clear water, then cut off all the rotten roots, while keeping the intact parts as much as possible; remnant roots also have a chance of being revived.

Put the cut edges and the remaining remnant roots into a 2 percent concentration potassium permanganate solution and soak for about 10 minutes, then let them dry; then carefully apply plant ash over the cut edges once, and the plant can be repotted.

The potting mix must be disinfected; the simple method is to pour boiling water through the potting mix, and use it again after it cools. When repotting, pat the root crown firm, water thoroughly, place it in a shaded spot, cover with a layer of plastic film, and cultivate at a temperature of around 20°C; after about 20 days, new roots can grow.