top of page

String of Hearts Care: Tips and Tricks for a Healthy Plant

String of Hearts Care

Celebrated for their cascading trails of heart-shaped leaves and easy-care routine, String of Hearts plants have won over many indoor plant enthusiasts around the globe. Recognized for their ability to thrive in varying light conditions and their low water requirements, String of Hearts make an enchanting addition to any indoor plant collection.

Hailing from the dry regions of South Africa, String of Hearts plants have journeyed across the world, adding a dash of whimsical beauty to indoor spaces from Europe to Australia with their trailing vines and variegated leaves. But the allure of String of Hearts extends far beyond their aesthetic charm.

Known for their hardiness, String of Hearts can adapt to a wide range of care routines and are forgiving to the occasional care missteps, such as infrequent watering. This makes them an ideal choice for both beginners and veteran plant lovers.

Whether you're an experienced plant parent or a greenhorn embarking on your indoor gardening journey, this guide is designed to elucidate the intricacies of String of Hearts care. Together, let's delve into each aspect, equipping you with the knowledge necessary to help your String of Hearts plant flourish.

String of Hearts Care: Fundamental Guidelines

1. String of Hearts plants are hardy and adaptable, flourishing in bright, indirect light and tolerating a temperature range of 70-80°F.

2. They require watering roughly once every 2-3 weeks (frequency may vary based on humidity and temperature) - ensure the soil is completely dry before the next watering to avoid waterlogging.

3. They prefer well-draining soil mixtures - a blend of standard potting mix and perlite or sand works well.

4. These plants benefit from regular fertilization during the growing season - a diluted balanced liquid fertilizer every month is recommended.

5. Repotting is required every 2-3 years, or when the plant outgrows its current pot.

6. Propagation can be easily achieved through stem cuttings, which involves cutting a vine just below a node and placing it in water or soil to root.

7. Pruning can be carried out to maintain the desired length of the trails and enhance the overall appearance of the plant.


String of Hearts Care

string of hearts care

Light and Temperature

The String of Hearts plant, a native of South Africa, thrives best in conditions that mimic its natural environment. As such, this vining plant appreciates bright, indirect light. An east or west-facing window that gets filtered sunlight throughout the day is an ideal location. Avoid placing your plant in direct sunlight, as the intense rays can burn the delicate heart-shaped leaves. However, if a well-lit window is not an option, artificial grow lights can also provide the necessary light requirements for this plant.

As a semi-succulent type of plant, String of Hearts enjoys a warm environment and prefers a temperature range between 60 and 80 degrees Fahrenheit. As it does not tolerate frost, it's important to ensure that temperatures remain above 50 degrees Fahrenheit. During colder months or in colder climates, make sure to bring the plant indoors or provide it with a heat source to prevent damage. Adjustments to its positioning or lighting conditions may be required if your home's temperature tends to fluctuate.

To monitor temperature and light conditions effectively, consider using a digital thermometer and a light meter. This will help you maintain the optimal growth environment for your String of Hearts plant.

Water and Humidity

Being semi-succulent in nature, String of Hearts has adapted to thrive in arid conditions and has a lower water requirement compared to many other houseplants. Its delicate, heart-shaped leaves store water, enabling the plant to withstand periods of drought. Hence, it's critical to avoid overwatering, as this can lead to root rot, a common issue that can cause severe damage or even kill your plant.

The watering technique that works best for this plant is the 'soak and dry' method. This involves watering the plant thoroughly, allowing the water to drain completely, and then waiting until the soil is completely dry before watering again. A general rule of thumb is to water String of Hearts once every 1-2 weeks in warmer seasons and once every 3-4 weeks in cooler seasons. However, these intervals may vary depending on the specific conditions in your home. A moisture meter can be a useful tool to avoid guesswork and ensure the soil is adequately dry before the next watering session.

Regarding humidity, the String of Hearts is quite adaptable and does not require a particularly humid environment, making it a suitable plant for a variety of indoor conditions. While the plant can tolerate dry air, it appreciates an occasional misting, especially during dry winter months. This can help keep the leaves from drying out and maintain a healthy appearance. However, take care not to create overly wet conditions that might invite disease. A balance between moisture and airflow is key to keeping your String of Hearts happy and healthy.


String of Hearts, being a semi-succulent, has a distinct preference for a well-draining soil mix that can efficiently manage moisture levels and avoid waterlogging. It's essential for this plant's health, as excess water retained in the soil can lead to root rot and other related problems.

A high-quality cactus or succulent potting mix works well for this plant because of its ability to provide excellent drainage and mimic the plant's natural habitat. Such mixes typically contain a blend of organic matter and gritty materials to allow for better aeration and water flow.

However, if you prefer to create your own custom blend, aim for a light, airy, and fast-draining mix. A good starting point is combining equal parts of coarse sand, perlite, and peat moss. The sand and perlite provide the necessary drainage and prevent compaction, while the peat moss contributes to retaining some moisture and supplying organic matter.

Remember, while String of Hearts is resilient and can adapt to various conditions, replicating its native environment will give it the best chance to flourish. The choice of soil is a fundamental step towards ensuring the health and longevity of your plant. It's a good practice to check the soil condition periodically and make necessary adjustments based on the plant's response.


While the String of Hearts plant is not a heavy feeder and can get by without regular fertilization, providing additional nutrients can enhance its overall growth and vitality. Just like any other plant, String of Hearts also benefits from the essential nutrients a quality fertilizer provides, contributing to the plant's robustness and promoting the development of its characteristic heart-shaped leaves.

During the growing season, typically from late spring through early fall, it's beneficial to supplement the plant's nutrition by feeding it with a balanced, water-soluble fertilizer once a month. A balanced fertilizer (for instance, 10-10-10 or 20-20-20) ensures an equal ratio of Nitrogen, Phosphorus, and Potassium, which are the major nutrients plants require for their growth.

However, due to the delicate nature of the String of Hearts plant, it's essential to dilute the fertilizer to half the strength recommended on the package. This less concentrated solution helps prevent the risk of fertilizer burn, which can lead to yellowing or browning of leaves, or in severe cases, the death of the plant.

Please remember that you should only fertilize the plant when the soil is already moist. Applying fertilizer to dry soil can harm the roots. Also, during the dormant period (typically in the colder months), refrain from fertilizing as the plant's metabolic activities slow down and it does not utilize nutrients as efficiently. Over-fertilization during this period can lead to nutrient toxicity and harm the plant.

As always, observing your plant is the key. If the String of Hearts shows signs of slow growth or the leaves appear pale despite adequate lighting, it might be an indication that the plant could use some fertilizer. Conversely, if the plant seems stressed after fertilizing, it might be wise to further reduce the concentration or frequency of application.


One of the delightful aspects of growing a String of Hearts plant is its ease of propagation. A plant owner can quickly multiply their green treasures through stem cuttings - a process that's straightforward and usually highly successful. To make this task even simpler, let's break down the propagation process into detailed steps. The optimal time for propagation is during the active growth phase, typically in the late spring or early summer:

Identifying Suitable Cuttings: Begin by choosing a healthy, robust stem adorned with several leaves. Healthy stems are typically firm, of vibrant color, and show no signs of disease or pest infestation.

Taking the Cuttings: Using a clean, sharp pair of scissors or pruning shears, create a clean cut just below a node (the point where a leaf joins the stem). This is crucial as nodes contain meristem tissue, which is essentially plant 'stem cells' that can differentiate into various cell types and stimulate new growth.

Preparing the Cutting: Carefully remove the leaves from the lower half of the stem cutting. This minimizes moisture loss through transpiration and allows the plant to focus energy on root development.

Rooting Hormone Application (Optional): Although not a necessity, dipping the cut end of the stem in a rooting hormone can enhance root development and increase the overall success rate of propagation. Rooting hormones contain auxins, a plant hormone that stimulates root formation.

Planting the Cutting: Insert the prepared stem into a pot filled with moist, well-draining soil. The soil should ideally be the same or similar to what the parent plant is growing in - a well-draining mix suitable for succulents.

Optimal Growing Conditions: Keep the soil consistently moist but not waterlogged. Position the cutting in a bright, warm location, but ensure it's out of direct sunlight which can cause leaf scorch or excessive drying.

Observing and Waiting: Over the next few weeks, keep an eye out for new growth, which indicates successful rooting. Be patient, as rooting can take several weeks to a couple of months. Remember not to tug on the cuttings too soon as this might disrupt the newly forming roots.

Transplanting: Once the cuttings have developed a good root system, they can be transplanted into their final potting arrangement.

Remember, each cutting has the potential to become a new, independent plant. With care and patience, you'll soon have additional String of Hearts plants to enjoy or share with fellow plant enthusiasts.


While pruning is not strictly required for the String of Hearts plant, it can play a vital role in maintaining the plant's aesthetic appeal and overall health. Pruning can stimulate denser growth, keep the plant's cascading vines in check, and provide an opportunity to remove any unhealthy parts of the plant. Furthermore, pruning presents an ideal chance for propagation, allowing you to create new plants from the trimmed sections. Let's delve deeper into the process:

Pruning Tools: It's vital to use clean, sharp pruning shears or scissors for pruning. Dull tools may cause unnecessary damage to the plant, and unclean tools can transmit diseases. Sterilize your tools before starting to prevent any potential infection.

What to Prune: Carefully inspect your plant, looking out for any dead, discolored, or diseased leaves and stems. These need to be removed to prevent any potential spread of disease and to encourage the plant to direct energy towards new, healthy growth.

How to Prune: When pruning, make clean cuts at an angle just above a leaf node. The leaf node is where new growth will sprout, leading to a fuller, bushier appearance. Don't be afraid to trim back long or excessively leggy stems - this won't harm your plant, but instead, it will stimulate new growth.

Aftercare: Post-pruning, give your plant a good amount of indirect light and the usual care. The String of Hearts is typically a resilient plant and will bounce back with renewed growth before long.

Regular but cautious pruning can help maintain the plant's health and shape, keeping your String of Hearts looking its very best. With careful attention and the right care, your plant will reward you with a lush, trailing cascade of heart-shaped leaves.


Troubleshooting Problems

While string of hearts is generally a low-maintenance plant, it can be prone to a few common issues:

Growing Problems

Though known for its relatively fuss-free care requirements, the String of Hearts plant can still encounter a few common challenges. One such concern is sluggish or stunted growth, which could be attributed to several factors. Understanding the plant's needs and modifying your care routine accordingly can help address these issues:

Light Requirements: Light plays an integral part in the growth of the String of Hearts plant. If your plant isn't growing as robustly as expected, it may not be receiving enough light. This plant prefers bright, indirect sunlight. Too little light may slow down its growth rate and cause legginess, while too much direct sunlight could scorch the leaves. If your plant isn't near a window with bright, filtered light, consider moving it to a better-lit area or employing artificial grow lights.

Watering Schedule: Both under and overwatering can hinder the growth of your String of Hearts plant. This succulent-like plant prefers its soil to dry out completely between watering sessions. Overwatering can lead to root rot, which drastically affects the plant's growth and overall health. On the other hand, prolonged dry spells can cause the plant to become drought-stressed, inhibiting its growth. Aim for a balanced watering routine - thorough watering followed by a complete dry-out period.

Nutrient Needs: While the String of Hearts isn't a heavy feeder, it still requires essential nutrients for healthy growth. If your plant's growth is slower than usual despite sufficient light and appropriate watering, it may be lacking nutrition. Consider feeding it with a balanced, water-soluble fertilizer diluted to half-strength, applied once a month during the growing season.


Despite its easy-care nature, the String of Hearts plant is not immune to common indoor plant pests. It can become a host to tiny intruders such as spider mites, mealybugs, and scale insects. These pests can affect the plant's growth and overall health, making it essential to address any infestations promptly.

Identifying Pests: Common signs of an infestation can vary with the type of pest. Spider mites leave fine webbing and cause speckled discoloration on the leaves. Mealybugs appear as small, cottony white patches, often in leaf axils or along stems. Scale insects look like tiny, immobile brown or beige bumps on leaves or stems.

Isolation: At the first sign of an infestation, immediately isolate the affected plant. This helps prevent the pests from spreading to other plants in your indoor garden.

Treatment: For treatment, use an insecticidal soap or neem oil, both of which are effective and less harmful to the environment compared to many chemical pesticides. Spray the plant thoroughly, ensuring the solution reaches the undersides of the leaves where pests often reside. Repeat the treatment as directed by the product label until the pests are eradicated.

Prevention: Regular inspection of your plants can help catch an infestation early. Consider incorporating preventative measures such as neem oil sprays in your routine plant care. Also, always inspect and quarantine new plants before introducing them to your existing collection to prevent potential pest introduction.


While the String of Hearts plant is resilient to many common houseplant diseases, it's not impervious. In particular, this plant is susceptible to root rot, primarily caused by overwatering or prolonged exposure to overly wet conditions. Root rot can cause significant damage and may even prove fatal if not addressed promptly.

Identifying Root Rot: The initial symptoms of root rot in a String of Hearts plant are usually manifested in its leaves. If you observe a yellowish discoloration or wilting, these might be signs that your plant is unwell. The plant might also appear generally unhealthy or stunted in growth.

Checking Soil Moisture: Upon observing such symptoms, the first step is to check the soil moisture. Touch the soil with your fingers - if it feels soggy or wet, overwatering might be the issue.

Root Inspection: Carefully remove the plant from its pot to inspect the roots. Healthy roots usually appear white or light tan and feel firm to the touch. If the roots are brown or black, mushy, or have a foul smell, these are clear indicators of root rot.

Treatment: If root rot is detected, prune away the affected roots using clean, sharp scissors or a knife. After pruning, repot the plant in fresh, well-draining soil and a clean pot. Water lightly, and avoid soaking the soil to allow the plant to recover.

Preventing Root Rot: The key to preventing root rot lies in the watering habits. Ensure to water only when the top inch of the soil is dry, and use well-draining soil to prevent waterlogging. The use of pots with adequate drainage holes is also vital.


Frequently Asked Questions

Do String of Hearts need big pots?

String of Hearts does not necessarily need big pots. In fact, it's best to keep them in small to medium-sized pots as they prefer to be slightly root-bound.

How often does String of Hearts bloom?

It is not uncommon for String of Hearts to never flower in indoor settings. When it does bloom, String of Hearts produces small, pink or purple flowers that resemble small pearls. These blooms typically appear during the summer months and can last for several weeks.

What does overwatered String of Hearts look like?

Overwatered String of Hearts may exhibit symptoms such as yellowing leaves, wilting, and root rot. The leaves may become mushy and easily break off.

How do I make my String of Hearts fuller?

To make your String of Hearts fuller, you can try the following tips:

Pinch back the tips: Regularly pinch back the tips of your String of Hearts to encourage branching and fuller growth. Use your fingernails or sharp, clean scissors to gently pinch off the tips of the vines. This will cause the plant to produce new growth at the nodes just below where you made the cut.

Provide adequate light: String of Hearts grows best in bright, indirect light. If the plant is not getting enough light, it can become leggy and sparse. Move the plant to a brighter location or supplement with artificial grow lights.

Use a balanced fertilizer: Feeding your String of Hearts with a balanced fertilizer during the growing season (spring and summer) can help promote fuller growth. Use a fertilizer with equal amounts of nitrogen, phosphorus, and potassium.

Ensure proper watering: Overwatering can cause the roots to rot and lead to sparse growth. Water your String of Hearts only when the top inch of soil is dry to the touch. Use well-draining soil and a pot with drainage holes to prevent waterlogging.

Provide adequate humidity: String of Hearts prefers higher humidity levels. If the air in your home is dry, consider using a humidifier or placing a tray of water near the plant to increase humidity.

By following these tips, you can encourage your String of Hearts to grow fuller and healthier.


Summary: Caring for Your String of Hearts

Famed for their cascading trails of heart-shaped foliage, String of Hearts plants has earned the affection of indoor gardening enthusiasts. They not only captivate with their unusual aesthetics, but also with their hardy nature and low-maintenance requirements.

To ensure your String of Hearts plant remains healthy and vigorous, consider these essential care instructions:

Light and Temperature: String of Hearts plants revel in bright, indirect light. Direct sunlight can cause leaf scorch, while inadequate light may lead to a decrease in the plant's distinctive variegation. This plant, originating from warmer climates, flourishes in temperatures ranging from 60-80°F.

Watering and Humidity: String of Hearts has succulent properties, meaning it prefers its soil to dry out completely before watering again to avoid root rot. While it doesn't demand high humidity, occasional misting can help maintain leaf health and prevent drying.

Soil and Fertilizer: A well-draining soil mix is ideal for String of Hearts plants, as it prevents waterlogging and encourages healthy root growth. An infrequent feeding schedule, especially during the growing season, supports the plant's overall vitality. Utilize a balanced, water-soluble fertilizer for optimal results.

Repotting and Propagation: To foster robust growth, consider repotting your String of Hearts plant every 2-3 years. Propagation via stem cuttings can multiply your collection of this charming specimen.

Pruning: Regular pruning helps maintain your String of Hearts' visual appeal and overall wellbeing. Remove any yellowed or damaged leaves and trim back any elongated, sparse stems.

Troubleshooting: Keep a close eye on your plant for any early signs of pests or diseases. Prompt identification and action can prevent extensive damage and propagation to other houseplants.

Nurturing a String of Hearts plant is more of a rewarding journey than a challenge. With careful observance, patience, and the guidelines outlined above, your String of Hearts plant will continue to grow, becoming a stunning addition to your indoor plant collection. Embrace the joys of indoor gardening and watch as your String of Hearts enhances your living space with its unique charm!

Establish Growers is supported by its audience. When you purchase through links on our site, we may earn an affiliate commission.

Establish Growers (14).png

Welcome to Establish Growers, we are an online haven, devoted to all aspects of gardening, microgreens, houseplants, and vegetable cultivation.

Your all-in-one guide to growing and savoring nutrient-dense microgreens at home.

5 eBooks (7).png

Follow Us:

  • Pinterest


Join our Newsletter to receive our latest posts about growing!

Thanks for subscribing!

bottom of page