Plantology Help Center

Yellow leaves, often called chlorosis, are one of the most common signs of plant stress. The most frequent culprit is overwatering, which leads to root suffocation and prevents the plant from taking up nutrients. When roots stay too wet for too long, they begin to rot, and the first visible symptom is usually a generic yellowing of the lower leaves.

However, yellowing can also be caused by nutrient deficiencies (like nitrogen), poor drainage, or even natural aging. If the yellowing is localized to older, bottom leaves and the rest of the plant looks healthy, it might just be the plant making room for new growth. Check the soil moisture deep down - if it's soggy, let it dry out; if it's bone dry, your plant might actually be thirsty. For step-by-step diagnosis, compare why leaves turn yellow and overwatering signs.

Browning leaves usually fall into two categories: crispy brown edges or soft, dark brown spots. Crispy brown edges or "burnt" tips often indicate low humidity or underwatering. Indoor environments, especially in winter with heating on, can become extremely dry, causing moisture to evaporate from the leaf tips faster than the roots can replace it.

Soft, dark brown or black spots, on the other hand, often signal fungal or bacterial infections, frequently exacerbated by overwatering or water sitting on the leaves. To save your plant, trim the brown parts if they are large, improve air circulation, and adjust your watering schedule using a tool like the Plantology watering calculator. You can also use our brown tips troubleshooting guide if symptoms keep returning.

A drooping plant is essentially "flagging" for help. The most common cause is simple thirst; when a plant lacks water, its cells lose turgor pressure (the internal pressure that keep it upright), causing the stems and leaves to sag. A thorough watering usually revives a thirsty plant within a few hours.

Counter-intuitively, overwatering can also cause drooping. If the roots have started to rot due to excess moisture, they can no longer function at all, meaning the plant can't drink even if it's standing in water. Always check the soil before adding more water. If the soil is wet but the plant is drooping, you likely have a root health issue that needs immediate attention. Start with underwatering checks, then rule out root rot in plants.

First, don't panic! Most plants are surprisingly resilient. Start by performing a "health audit." Check the stems: if they are firm and green inside when slightly scratched, there’s hope. Remove all dead or severely damaged foliage so the plant can focus its remaining energy on healthy tissue. This also improves airflow and reduces the risk of pests or mold.

Next, identify the root cause using the Plantology Problem Diagnosis tool. If it's overwatering, repot the plant in fresh, dry soil and trim any mushy, black roots. If it's a pest infestation, treat it with neem oil or insecticidal soap. Place the plant in a stable environment with appropriate "bright indirect light" and avoid fertilizing until you see new, healthy growth. For a recovery sequence, follow common houseplant mistakes and how to keep houseplants alive.

White, fuzzy mold on the surface of your soil is usually a harmless saprophytic fungus. While it won't hurt your plant directly, it is a big red flag that your environment is too damp, lacks airflow, or you are overwatering. These fungi thrive in moist, stagnant conditions with decaying organic matter.

To fix this, scrape off the moldy layer and sprinkle a little cinnamon (a natural antifungal) on the surface. Increase the air circulation around your plant and let the top inch or two of soil dry out more between waterings. Moving the plant to a slightly brighter spot can also help the soil dry more effectively.

Bugs in soil are usually fungus gnats, which look like tiny fruit flies. They are attracted to damp soil and organic matter, where they lay their eggs. While the adults are mostly a nuisance, the larvae can sometimes nibble on delicate root hairs if the infestation is severe. Other possibilities include soil mites (usually harmless) or root mealybugs (which look like white cotton).

The most effective way to eliminate fungus gnats is to let the soil dry out completely between waterings, as the dry surface kills the larvae. You can also use yellow sticky traps for the adults and water with a diluted hydrogen peroxide solution or "Mosquito Bits" to target the larvae. Consistency is key, as their life cycle takes several weeks to break.

There is no single "correct" schedule for watering, as it depends on your specific home environment. A snake plant in a bright window will need water much more often than one in a dark corner. Factors like humidity, pot size, soil type, and the season all play a role. Generally, most houseplants prefer to have the top 1-2 inches of soil dry out before receiving more water.

Instead of watering on a fixed calendar (like "every Monday"), use the Plantology Smart Watering Reminders. Our app calculates a dynamic schedule based on your plant's species and your local conditions. Always use your finger or a chopstick to feel the soil moisture before you pour - if it feels damp, wait a few more days. For a full framework, read how often to water houseplants.

This is the most common lighting requirement for houseplants, but it's often misunderstood. "Bright indirect" means the plant is in a very bright room, close to a window, but the sun's rays aren't hitting the leaves directly. Think of the light just outside the reach of a sunbeam. Direct sun can act like a magnifying glass through window glass, scorching leaves and causing permanent damage.

A good rule of thumb: if your plant casts a soft, blurry shadow, it's likely in indirect light. If the shadow is sharp and distinct, it's likely in direct light. If you want to be precise, use the Plantology Light Meter tool. It uses your phone's sensors to measure the exact Foot-Candles or Lux in your plant's spot. Generally, 100-500 foot-candles is considered medium to bright indirect light. We also break this down in the indoor plant lux guide.

Overwatering is the number one killer of indoor plants. It’s not just about how much water you give, but how often you give it. When soil stays constantly wet, the air pockets are filled with water, essentially drowning the roots. Signs include yellowing leaves (often starting at the base), soft or mushy stems, moldy soil, and a general lack of growth.

In advanced stages, you’ll notice "edema" - tiny blisters on the underside of leaves where the plant has absorbed more water than it can use. If you suspect overwatering, check the drainage holes. If water can't escape, it sits at the bottom and rots the roots. Switch to a well-draining potting mix and always use pots with drainage holes. Compare symptoms in overwatering plants and root rot in plants.

If you catch it early, simply moving the plant to a brighter spot (to speed up evaporation) and skipping several waterings might suffice. However, if the plant is drooping or has many yellow leaves, you may need to perform root surgery. Gently remove the plant from its pot and shake off the soggy soil. Examine the roots: healthy roots are firm and white/tan; rotted roots are black, slimy, and smell like a swamp.

Trim away any rotted roots with sterilized shears. Repot the plant into a clean pot with fresh, dry, aerated soil. Don't water immediately - let the remaining roots "scab over" for a day or two. Moving forward, use the Plantology watering calculator to ensure you are providing the right volume for your pot size.

If you're just starting out, you want plants that are "hard to kill" and forgiving of a missed watering. The Snake Plant (Sansevieria) is the king of low-maintenance; it can survive in almost any light and needs very little water. Another great choice is the ZZ Plant, which has waxy leaves that store moisture, making it incredibly drought-tolerant.

Pothos and Heartleaf Philodendrons are also excellent. They are fast-growing vines that actually "tell" you when they need water by drooping slightly, then bouncing back immediately after a drink. These plants are great for building confidence as a new plant parent. You can find detailed care guides in easy houseplants that are hard to kill and in the Plantology plant database.

Most plants need repotting every 1-2 years, but the plant itself will give you signs when it's ready. Look for roots growing out of the drainage holes or circling the top of the soil. If you find that the soil is drying out much faster than usual, or if the plant has stopped growing during the spring and summer, it might be "root-bound," meaning the roots have filled the pot and there’s no more room for soil to hold water.

The best time to repot is in early spring when the plant is just starting its active growth phase. Choose a new pot that is only 1-2 inches larger in diameter than the current one. Jumping to a much larger pot can lead to overwatering, as the extra soil holds more moisture than the roots can handle. Use the Plantology Repotting Guide to see exactly how to handle delicate root systems.

Think of fertilizer as a multivitamin rather than "food" - plants get their actual energy from light. Most houseplants active growth happens in the spring and summer, which is when they appreciate an extra boost of nutrients. A general-purpose liquid fertilizer used at half-strength every 4-6 weeks is usually sufficient for most species.

Avoid fertilizing during the winter when most plants go into a semi-dormant state; adding excess nutrients when the plant isn't growing can lead to salt buildup in the soil, which can burn the roots. Always water your plant before fertilizing to ensure the roots are hydrated and ready to absorb the solution safely. For dosage and cadence examples, see how to fertilize indoor plants.

Identifying mystery plants is effortless with the Plantology Plant Identifier. Simply open the app, point your camera at the leaves or flowers, and snap a clear photo. Our AI analyzes the leaf shape, vein patterns, and growth habits to provide an instant match from our database of over 35,000 species.

For the best results, make sure the plant is well-lit and capture a clear view of the foliage. If the plant has flowers or fruit, include those in the shot as they are strong identifying features. Once identified, Plantology immediately provides you with a custom care guide so you know exactly how to keep your new discovery happy. You can also browse examples in the plant care library.

Yes, and Plantology is considered one of the most accurate and user-friendly options available. Unlike other apps that just give you a name, Plantology bridges the gap between identification and care. Once our AI recognition system tells you what your plant is, it automatically sets up a care profile for you, complete with smart reminders and journals.

Our app is designed by plant enthusiasts who understand that knowing the name is only the first step. We provide detailed botanical profiles, toxicity information for pets, and community insights to help you understand your plant's unique personality and history.

While we might be biased, Plantology is built to be the only app you'll ever need. We focus on four pillars: Precision, Gamification, Community, and Education. Our smart reminders aren't just timers - they are adaptive logic systems that learn from your care habits and local environmental data. We also pride ourselves on being completely ad-free, so you can enjoy your hobby without interruptions.

Whether you have a single window-sill orchid or a sprawling backyard garden, the app scales with you. With features like the "LeafSwipe" discovery tool, "Care Assistant" diagnosis, and a supportive community of thousands of plant lovers, Plantology offers a premium experience for every level of gardener.

Tracking multiple plants can become overwhelming, which is where the Plantology Smart Tracker comes in. In the app, you can create a unique profile for every plant in your collection. Enter the plant's species and location, and our algorithm will generate a custom watering and care schedule. When it's time to water, you'll receive a notification on your phone.

You can also log every care action in your plant journal, allowing you to see patterns over time. This helps you understand, for example, why your fiddle-leaf fig thrived last summer but is struggling now. By keeping all your care data in one place, you turn guesswork into science, ensuring your indoor jungle stays lush and healthy. For practical routines, start with watering frequency and beginner care routines.