Why Do Hanging Plants Lose All Their Flowers?

Hanging plants are often celebrated for their aesthetic appeal and unique placement, gracefully draping over baskets or containers. However, it’s common for plant enthusiasts to notice a sudden loss of flowers on their beloved hanging plants. Let’s delve into the reasons and explore ways to prevent it.

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1. Environmental Stressors

Inadequate Lighting

  • Different Light Requirements: Each plant species has evolved to thrive under specific light conditions. While some plants require direct sunlight to flourish, others might need indirect or filtered light. The intensity, duration, and quality of light are all important.
  • Effects of Incorrect Lighting: Plants use light for photosynthesis, and if they don’t receive the proper amount or type of light, they may experience reduced growth, pale leaves, elongated stems, and flower drop.
  • Managing Light Stress: Rotate hanging plants occasionally to ensure all parts receive equal light, and consider relocating plants that consistently display signs of light stress.

Temperature Fluctuations

  • Sudden Changes: Abrupt changes in temperature can lead to plant shock. For instance, moving a plant from a shaded area to direct sunlight in summer can cause immediate wilting.
  • Effects of Temperature Extremes: Both cold and heat can have detrimental effects. Cold drafts or frost can damage plant cells, leading to drooping and discoloration. Excessive heat, on the other hand, can cause dehydration and sunburn.
  • Temperature and Flowering: Some plants have specific temperature requirements for flowering. Too high or low temperatures might cause them to drop buds and flowers prematurely.
  • Managing Temperature Stress: Always acclimate plants slowly to new temperature conditions. Avoid placing hanging plants near sources of cold drafts in winter or direct sun in peak summer.

Wind Exposure

  • Physical Damage: Wind can cause physical damage, especially to delicate hanging plants. The constant swaying can break stems, leading to flower loss.
  • Desiccation: Wind increases the evaporation rate from the soil and plant surfaces, leading to quicker dehydration.
  • Managing Wind Stress: Ensure hanging plants are securely anchored and placed in locations shielded from strong gusts. Regularly check the moisture levels of these plants.

Humidity Levels

  • Role of Humidity: Many tropical plants are accustomed to high humidity levels. When placed in dry environments, these plants can experience stress.
  • Effects of Low Humidity: Symptoms include brown leaf tips, curled leaves, and flower drops.
  • Managing Humidity Stress: Mist hanging plants with water or placing a humidifier nearby, especially during dry months. Another option is to place a tray with water near the plant to increase ambient humidity.

Air Quality

  • Pollutants: Hanging plants in urban environments or near kitchens can be exposed to pollutants. Toxic gases like sulfur dioxide or ethylene can cause damage to plants.
  • Managing Air Quality Stress: Ensure good ventilation in areas where hanging plants are kept. Plants can also benefit from being outdoors periodically for fresh air, as long as the outdoor conditions are suitable.

2. Watering Habits


  • Symptoms: Signs of overwatering include yellowing leaves, a moldy or unpleasant smell from the soil, a constantly wet soil surface, and the presence of fungus gnats or other pests attracted to overly moist environments.
  • Effects: Overly saturated soil deprives roots of the necessary oxygen they need, leading to root rot—a fungal disease that can quickly kill a plant if not addressed.
  • Prevention: It’s essential to ensure that hanging plants have adequate drainage. Hanging pots should have drainage holes, and the use of well-draining soil is critical. Always check the soil’s moisture level before watering.


  • Symptoms: Dry, brittle, and crispy leaves are telltale signs. The soil will also feel completely dry, and the plant might appear droopy.
  • Effects: Plants rely on water for various metabolic processes. Inadequate water affects the plant’s turgidity and inhibits these processes, causing stress, reduced growth, and flower drop.
  • Prevention: Regularly check the soil moisture. When the top inch or two feels dry for many plants, it’s time to water. For some succulents or drought-tolerant species, you can wait even longer.

Inconsistent Watering

  • Symptoms: Alternating between dry and drenched soil can manifest in various symptoms, including yellowing leaves, leaf drop, and bud drop.
  • Effects: Inconsistent watering habits can cause significant stress to plants. They prefer stability, and oscillating between extremes can make a weakened plant more susceptible to diseases and pests.
  • Prevention: Try to establish a consistent watering routine. While adjusting based on seasons and the plant’s needs is essential, maintaining consistency can help plants adapt better.

Water Quality

  • Symptoms: Yellow or brown spots on leaves, slowed growth, or a white crusty buildup on the soil surface or pot edges.
  • Effects: Tap water contains minerals, salts, and sometimes chlorine or fluoride, which, over time, can accumulate in the soil and harm the plant.
  • Prevention: Use filtered or distilled water, or let tap water sit overnight to allow chlorine to evaporate. If you notice mineral buildup, flush the soil with ample clean water every few months.

Humidity and Watering

  • Relation: While not directly related to watering the soil, ambient humidity can impact how often a plant needs watering. In drier environments, the soil tends to dry out faster.
  • Effects: Hanging plants, especially tropical varieties, can suffer in low-humidity environments, leading to crispy leaf edges and flower drop.
  • Prevention: Regularly mist the plant’s leaves or use a room humidifier to increase ambient moisture. Placing a water tray nearby can also help elevate the surrounding humidity.

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3. Pests and Diseases

Common Pests

  • Aphids: Tiny, soft-bodied insects that feed on plant sap. They can multiply rapidly and are usually found on the undersides of leaves or on stems.
  • Spider Mites: Microscopic pests that create web-like structures on plants. They cause stippling on leaves, leading to yellowing and dropping of foliage.
  • Mealybugs: White, cottony insects that suck the sap out of plants. They can stunt growth and cause leaves to drop.
  • Scale Insects: They look like small, immobile bumps on plants. These pests suck out plant sap and can weaken the plant significantly.
  • Whiteflies: Tiny white insects that, when infested, fly around the plant when disturbed. They suck plant sap and can transmit diseases.


  • Root Rot: Caused by a fungus and usually a result of overwatering. The roots become mushy and decayed, leading to a weakened plant that dies if not addressed.
  • Powdery Mildew: A fungal disease that presents as white, powdery spots on leaves. It can affect plant vigor and cause leaves to drop.
  • Botrytis Blight: A fungus that affects many plants. It appears as a gray, fuzzy mold and can rot plant parts, especially in humid conditions.
  • Viral Diseases: These can lead to various symptoms, including mosaic patterns on leaves, stunted growth, and leaf curling.

Prevention and Treatment

  • Regular Inspection: Check your hanging plants for signs of pests or disease. Early detection can make treatment easier and more effective.
  • Isolation: If you bring a new plant home, isolate it for a few weeks to ensure it doesn’t harbor pests or diseases that could spread to your other plants.
  • Natural Predators: Introducing natural predators, like ladybugs or lacewings, can help manage aphids and other pests.
  • Neem Oil and Insecticidal Soaps: These organic options can be very effective against various pests. They work by smothering the pests or disrupting their life cycle.
  • Fungicides: For fungal diseases, consider using a fungicide. Ensure it suits your specific plant and the disease you’re trying to treat.
  • Pruning: Remove and dispose of infected parts of the plant to prevent the spread of diseases.
  • Healthy Soil and Proper Watering: Many diseases thrive in waterlogged soil. Ensuring proper drainage and watering techniques can prevent a host of problems.

4. Natural Lifecycle and External Factors

Natural Lifecycle

  • Senescence: Like every living organism has a lifecycle, so do individual plant parts like leaves and flowers. After a certain period, they naturally age, die, and fall off. Flower drops can often be a part of this natural process, especially after pollination.
  • Seasonality: Many plants have specific growth and dormancy phases corresponding to the seasons. For example, some plants may naturally shed flowers as they transition into a resting phase.
  • Genetic Factors: Some plant varieties may have shorter blooming periods or be predisposed to quicker flower drop due to their genetic makeup.

Pollination and Reproductive Factors

  • Unsuccessful Pollination: Many plants drop their flowers if they aren’t pollinated within a certain timeframe. This is especially evident in fruit-bearing plants where unpollinated flowers will not produce fruit.
  • Fruit Production: In plants where flowers transition into fruits or pods, it’s natural for the flowers to “disappear” as they transform.
  • Pollinator Availability: The absence of these pollinators can lead to increased flower drop for plants that rely on specific pollinators.

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Physical Damage

  • Mechanical Stress: Hanging plants can be more exposed to wind, causing them to sway and potentially damage their stems or flowers. They might also be accidentally bumped or brushed against.
  • Animal or Pest Damage: Birds, larger insects, or other animals might be attracted to the flowers for nectar, inadvertently causing damage.

Environmental Changes

  • Relocation Stress: Moving a plant from one location to another, especially if light, temperature, or humidity varies significantly, can cause a plant to drop its flowers.
  • Air Currents: Sudden gusts, drafts, or consistent strong air currents, like from an air conditioner, can lead to faster flower drop.

Cultural Practices

  • Pruning: If you’re pruning your plant to shape it or promote more vigorous growth, this might sometimes lead to reduced flowers or flower drops, especially if done during the flowering season.
  • Repotting: Although hanging plants are typically not repotted as frequently as others, doing so during a flowering phase might stress the plant and lead to flower loss.

5. Nutritional Imbalance

Macronutrient Imbalance

  • Nitrogen (N): While essential for leafy growth, excess nitrogen can lead to lush, green plants that produce few to no flowers. On the other hand, a deficiency can cause yellowing of older leaves.
  • Phosphorus (P): Crucial for flowering and root development. A deficiency can result in darker green leaves and fewer flowers.
  • Potassium (K): Important for overall plant vigor and resistance to diseases. A deficiency can lead to yellowing or browning at the leaf tips and edges and poor flowering.

Micronutrient Imbalance

  • Calcium (Ca): Necessary for cell wall structure. A deficiency might cause distorted growth or leaf tip burn.
  • Magnesium (Mg): Central for photosynthesis as it’s a part of chlorophyll. Older leaves turning red or purple can indicate a deficiency.
  • Iron (Fe): Necessary for chlorophyll production. A deficiency leads to yellowing between the leaf veins on new growth.
  • Other Trace Elements: Elements like zinc, copper, molybdenum, and boron, play critical roles in various plant processes. Deficiencies can manifest in various symptoms, including stunted growth and poor flowering.

Symptoms of Imbalance

  • Yellowing of leaves (chlorosis)
  • Stunted growth
  • Leaf curling or distortion
  • Poor flowering or flower drop
  • Brown spots or patches on leaves
  • Weak or brittle stems

Causes of Nutritional Imbalances

  • Improper Fertilization: Over-fertilizing or under-fertilizing can lead to imbalances. Over time, salt from excess fertilization can build up and damage plant roots.
  • Poor Soil Quality: Over time, nutrients get depleted from the soil. If they’re not replenished, it can lead to deficiencies.
  • Incorrect pH: Plant nutrient uptake is influenced by soil pH. If the soil is too acidic or too alkaline, certain nutrients become less available for the plant to absorb.
  • Watering Habits: Both overwatering and underwatering can affect nutrient uptake. Overwatering can wash away nutrients, while underwatering can inhibit the plant’s ability to absorb them.

Addressing Nutritional Imbalances

  • Regular Fertilization: Use a balanced, all-purpose fertilizer or one tailored to your specific plant’s needs.
  • Flush the Soil: Every few months, especially for heavily fertilized plants, it’s good to flush the soil with plenty of water to remove any salt buildup.
  • Soil Testing: If you suspect a severe imbalance, you can test the soil to determine its nutrient content and pH. This can guide your fertilization practices.
  • Use of Chelated Minerals: A chelated form can enhance its uptake if a specific micronutrient deficiency is identified.

6. Potting and Soil Issues

Soil Composition

  • Drainage Problems: A potting mix that doesn’t drain well can lead to waterlogged soil. This increases the risk of root rot and deprives the roots of the essential oxygen they need, leading to stressed plants and flower drop.
  • Compaction: Over time, soil can become compacted, restricting root growth and reducing air pockets necessary for root respiration. This can stress the plant and reduce its ability to take up nutrients and water.
  • Organic Matter: A mix lacking organic matter may not provide the necessary nutrients a plant needs over time.

Root-bound Plants

When a plant outgrows its pot, its roots can become tangled and tight, forming a dense mass. This restricts their ability to absorb water and nutrients, leading to stress and potential flower drop.

Inadequate Pot Size

A pot that’s too small can’t hold enough soil to support a plant’s growth, causing it to become root-bound. Conversely, a pot that’s too large might hold excess moisture, leading to root rot.

Lack of Drainage

Containers without adequate drainage holes or with blocked drainage can trap water, increasing the risk of overwatering and associated diseases.

Soil Age

Over time, potting mix breaks down and can become compacted or depleted of nutrients. Old soil might also accumulate salt from fertilizers, which can harm plant roots.

Soil-borne Pests and Diseases

Pathogens, such as fungi that cause root rot, or pests like fungus gnats and root aphids, can thrive in certain soil conditions and damage or stress plants, leading to symptoms including flower drop.

Remedying Soil and Potting Issues

  • Repotting: Repotting can be beneficial if a plant is root-bound or the soil is old and depleted. Select a slightly larger container when repotting, and prune away any dead or overly tangled roots.
  • Selecting the Right Mix: Ensure the potting mix is appropriate for the plant type. For example, succulents and cacti prefer a more sandy mix that drains quickly, while tropical plants might need a mix richer in organic matter.
  • Checking Drainage: Ensure that your hanging container has adequate drainage holes. If not, consider drilling some yourself or transferring the plant to a pot that drains better.
  • Flush Old Soil: If you can’t repot immediately but suspect salt buildup or compacted soil, you can flush the soil with plenty of water to wash away accumulated salts and slightly loosen the soil.
  • Pest and Disease Control: If you identify soil-borne pests or diseases, consider replacing the potting mix and treating the plant with appropriate remedies before repotting.
Why Do Hanging Plants Lose All Their Flowers?

In conclusion, hanging plants, like all plants, require attentive care. By addressing the challenges specific to hanging plants, you can ensure they retain their flowers and thrive in their unique environment.

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