19 Disadvantages of Boston Ferns You Should Know About

Boston Ferns are often admired for their lush greenery and ability to add a touch of nature to indoor spaces. However, like any plant, they come with their own set of challenges. If you’ve been considering adding a Boston Fern to your plant collection, it’s important to be aware of some potential downsides.

This article covers 19 disadvantages of Boston Ferns, offering insights into their care requirements and quirks that might make them a tad tricky for some plant lovers. Read on to discover what you might face when taking care of these beautiful but sometimes demanding plants.

1. High Humidity Needs

Boston Ferns love humidity. If your home is on the dry side, you might find it challenging to keep these plants happy. They thrive in environments where humidity levels are around 50% or higher. For those living in areas with dry climates or during the winter when heating systems are on, this can mean extra work.

Maintaining the right humidity can involve using a humidifier, placing the fern on a tray of pebbles with water, or misting the plant regularly. While these methods are effective, they require consistent attention and effort.

If you're not up for the task of monitoring and adjusting humidity, you might find Boston Ferns a bit needy. But, if you're up for the challenge, they can be a rewarding addition to your green space.

2. Frequent Watering

These ferns have a thirst that can rival a marathon runner's. Boston Ferns need to be watered regularly, and they don’t take kindly to drying out. It’s crucial to keep the soil consistently moist but not waterlogged.

One way to ensure your fern gets the right amount of water is to check the soil frequently. Stick your finger about an inch into the soil—if it feels dry, it’s time to water. However, overwatering can lead to root rot, a common issue with ferns.

Establishing a watering schedule and sticking to it can help, but remember that factors like temperature and humidity can affect how quickly the soil dries out.

3. Sensitivity to Temperature Changes

Boston Ferns are quite particular about their environment. They enjoy temperatures between 60-75°F (15-24°C) and don't handle fluctuations well. Sudden temperature changes, either from drafts or heat sources, can cause stress and lead to browning leaves.

Placing your fern away from windows, doors, and heating vents is a good start. However, even with these precautions, maintaining a stable temperature can be tricky, especially in homes with varying climates or older heating systems.

4. They Shed Leaves

If you’re someone who likes a tidy home, a Boston Fern might test your patience. These plants are notorious for shedding when they're not perfectly happy. Small leaflets can end up all over your floor, furniture, and sometimes even your clothes.

Regularly cleaning up after your fern is part of the care routine. Keeping a small broom or vacuum nearby can help manage the mess, but it’s an ongoing battle. If a clean floor is a priority, consider how much time you’re willing to spend sweeping up after your fern.

5. Pest Attraction

Boston Ferns can attract unwanted visitors like spider mites, mealybugs, and scale. These pests are particularly fond of the fern's lush leaves and can be quite a headache to eliminate.

Regular inspection of your plant's leaves is crucial to catch any infestations early. If you spot any signs of pests, such as webbing or sticky residue, it’s important to act fast. Solutions might involve washing the leaves, using insecticidal soap, or even introducing natural predators like ladybugs.

While pest management is manageable, it requires diligence and sometimes a bit of experimentation to find what works best for your situation.

6. Fertilizer Sensitivity

Feeding a Boston Fern can feel like walking a tightrope. They’re sensitive to over-fertilization, which can lead to leaf burn or even death. On the flip side, under-fertilizing can result in poor growth.

Using a balanced, water-soluble fertilizer diluted to half strength once a month during the growing season is usually sufficient. However, monitoring your plant's response is key. Signs of over-fertilization include browning tips or stunted growth.

Adjusting the amount or frequency of fertilizer application might be necessary, making this another aspect of their care that requires attention and patience.

7. Limited Tolerance to Direct Sunlight

Boston Ferns prefer indirect light and can suffer if placed in direct sunlight. Too much sun can scorch their delicate leaves, leading to unsightly brown patches.

Finding the right spot for your fern can take some trial and error. They do well in bright, indirect light, such as near a north or east-facing window. If you notice any signs of sunburn, consider moving the plant to a shadier spot or using sheer curtains to diffuse the light.

The need to find just the right lighting conditions can be a bit of a dance, but once you find the sweet spot, your fern will thank you with lush growth.

8. Not Pet-Friendly

If you're a pet owner, you might want to think twice before bringing a Boston Fern into your home. While not highly toxic, these ferns can cause mild digestive upset in cats and dogs if ingested.

Placing your fern out of reach of curious pets or training them to avoid the plant can help. However, if you have pets that tend to nibble on houseplants, it might be best to choose a different species that's safer for them.

Considering your pet's safety is an important factor when selecting plants for your home, and this is one area where Boston Ferns might not be the best fit for everyone.

9. They Require Regular Pruning

To keep a Boston Fern looking its best, regular pruning is necessary. Removing dead or damaged leaves not only improves appearance but also encourages healthy growth.

Pruning can be a bit time-consuming, especially if your fern is large or if you have multiple plants. It involves carefully snipping away the older fronds to allow new growth to flourish.

While some plant people find pruning therapeutic, others might see it as just another chore. If you're not keen on the maintenance, it's worth considering how much time you're willing to invest in keeping your fern looking its best.

10. Space Requirements

Boston Ferns can grow quite large, which means they need ample space to spread out. If you live in a small apartment or have limited room, accommodating a mature fern might be a challenge.

These plants can be placed on stands or hung from the ceiling to save floor space, but they still require room to grow in all directions. Measuring your space and considering how the plant will fit in with your existing decor is a good idea before bringing one home.

Finding the right spot where your fern can thrive without overcrowding your space is all part of the planning process when considering this plant.

11. Not Ideal for Allergies

If you or someone in your household suffers from allergies, a Boston Fern might not be the best choice. They can contribute to indoor allergens, especially if not kept clean and healthy.

Their lush foliage can trap dust and other allergens, which can be problematic for those sensitive to such particles. Regular cleaning and maintaining good air circulation can help, but it's something to consider if allergies are a concern.

Being mindful of how plants can affect indoor air quality is important, especially if you or your loved ones have sensitivities.

12. Growth Can Be Slow

Boston Ferns don’t grow at lightning speed, which can be frustrating if you’re hoping to fill a space quickly. Their growth pace can vary based on the environment and care they receive.

Patience is key with these plants. While they might not show immediate results, consistent care will eventually reward you with lush, green growth.

If you're someone who enjoys seeing quick progress, Boston Ferns might test your patience. But, for those willing to wait, the end result can be worth it.

13. They Can Be Messy

Boston Ferns are known for their propensity to drop small leaflets. This can lead to a messy floor if the plant is placed indoors, requiring regular sweeping or vacuuming.

The shedding can be minimized by maintaining proper humidity and watering levels, but it's something to keep in mind if you’re particular about keeping your space tidy.

While some might not mind the occasional cleanup, for others, it could be a deal-breaker when choosing a houseplant.

14. Susceptible to Root Rot

Root rot is a common issue with Boston Ferns, often caused by overwatering or poor drainage. This condition can lead to the plant's decline and, if not addressed promptly, can be fatal.

Ensuring your fern is planted in well-draining soil and a pot with drainage holes is essential. Monitoring watering practices and adjusting as needed can help prevent this issue.

Root rot can be a significant concern for plant parents, especially those new to fern care, but with careful attention, it can be avoided.

15. They Can Be Picky About Water Quality

Boston Ferns are sensitive to the chemicals often found in tap water, such as chlorine and fluoride. These can cause leaf tip burn and other issues.

Using distilled or rainwater is a good option to avoid these problems. Alternatively, letting tap water sit overnight to allow chemicals to dissipate can also work.

While this might seem like a small detail, it adds another layer to the care routine that might not be ideal for everyone.

16. Prone to Spider Mite Infestations

Spider mites are a common pest that can infest Boston Ferns, particularly in dry conditions. These tiny pests suck the sap from the plant, causing damage and stress.

Regularly inspecting your plant and maintaining humidity can help prevent infestations. If you notice any webbing or discoloration, it's important to take action quickly.

While spider mites can be dealt with, they do require vigilance and sometimes multiple treatments to eradicate fully.

17. Their Fronds Can Turn Brown

Browning fronds are a common issue with Boston Ferns, often resulting from inadequate humidity or improper watering. This can detract from the plant's appearance and indicate underlying problems.

Addressing the causes of browning, such as adjusting humidity or watering practices, can help. However, it may take time for the plant to recover, which can be frustrating for some plant parents.

Understanding the reasons behind browning and how to correct them is an important part of Boston Fern care.

18. May Require Repotting

Boston Ferns can outgrow their pots relatively quickly, requiring repotting every couple of years. This process can be labor-intensive, especially for larger plants.

Repotting involves choosing the right soil mix and ensuring the new pot has adequate drainage. While some plant lovers enjoy this part of plant care, others might find it cumbersome.

Consider whether you're up for the task of repotting when deciding if a Boston Fern is right for you.

19. They Aren't the Easiest to Propagate

Unlike some houseplants, Boston Ferns aren’t the easiest to propagate. They require division, which can be a delicate process that doesn’t always guarantee success.

Propagating by division involves carefully separating the root ball into smaller sections, each with its own roots. This process can be intimidating for beginners and requires a gentle touch.

While propagation can be rewarding, it might not be the best choice for those looking for an easy way to expand their plant collection.

Final Thoughts

Boston Ferns, with all their beauty, come with a unique set of challenges that may not suit every plant parent. From high humidity needs to the potential for pests, these ferns require a bit of dedication and care.

At Cafe Planta, we're here to support you on your plant journey. We offer a variety of houseplants and accessories to help you care for your plants. Whether you have questions or need advice, we're just an email or Instagram message away. We believe plants bring people together and inspire connections with nature. Let's grow together!