TL;DR
Experts identify seven frequent landscaping errors made by homeowners, including neglecting maintenance and overplanting. Avoiding these can improve yard appeal and longevity.
Three Los Angeles-area landscape designers have identified the seven most common mistakes homeowners make in their landscaping efforts, highlighting issues that can diminish yard appeal and increase long-term costs.
According to experts, neglecting regular yard maintenance is a frequent error, with many homeowners failing to keep weeds under control or hire trained gardeners, which affects the overall look and health of the landscape. Another common mistake is planting too many showy or inappropriate plants, such as invasive species or those unsuitable for the local climate, which can lead to problems down the line.
Heavy-handed pruning also ranks high among errors, with homeowners often trimming plants and trees too aggressively, damaging their health and appearance. Additionally, many individuals rely heavily on Pinterest-inspired ideas without considering their property’s specific conditions, leading to mismatched or impractical designs. Planting for immediate impact rather than future growth is another issue, as new landscapes often look sparse or unbalanced until plants mature, which can take months.
Experts warn against overusing too many colors in landscaping and hardscaping, which can create visual chaos. Instead, they recommend sticking to a cohesive color palette of three or fewer hues. Finally, planting only single specimens of popular plants—rather than repeating them—can disrupt the landscape’s harmony, making it appear disjointed and less professional.
Why These Mistakes Undermine Your Landscape
Understanding and avoiding these common mistakes can save homeowners time and money while enhancing the aesthetic and ecological value of their yards. Proper maintenance, thoughtful plant selection, and strategic design are essential for creating sustainable, attractive outdoor spaces that age well and require less ongoing effort.

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Landscape Design Trends and Common Pitfalls
In recent years, there has been increased interest in DIY landscaping inspired by social media and online platforms like Pinterest. While these sources can provide inspiration, experts emphasize the importance of adapting ideas to local conditions and long-term growth. Many homeowners overlook the importance of maintenance and plant compatibility, leading to mistakes that professionals see regularly. Historically, improper plant choices and overplanting have been persistent issues, but awareness is growing about the need for sustainable, low-maintenance landscapes.
“Neglecting regular maintenance can quickly turn a beautiful yard into a neglected space. Hiring a good gardener is an investment in your landscape’s future.”
— an anonymous landscape designer
professional garden pruners
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Unclear Long-Term Impact of Some Landscaping Trends
It is not yet clear how widespread the adoption of social media-inspired landscaping practices will be and whether homeowners will increasingly recognize the importance of sustainable, low-maintenance designs. Long-term effects of certain invasive plants or overplanting habits remain under study.
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Next Steps for Homeowners and Landscapers
Experts recommend homeowners consult with professional landscapers before making major changes, focusing on sustainable plant choices and maintenance planning. Increased awareness and education about plant compatibility and proper pruning are expected to reduce common mistakes over time. Future developments may include more accessible resources for homeowners to design and maintain their landscapes effectively.
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Key Questions
How can I avoid overplanting in my yard?
Work with a landscape professional to select plants appropriate for your space, and repeat plants strategically to create harmony without overcrowding.
What are the best practices for pruning trees and shrubs?
Prune gradually and thoughtfully, focusing on maintaining natural shapes and health. Avoid heavy cuts that can stress plants or cause damage.
How often should I maintain my landscape?
Regular maintenance, including weeding, watering, and pruning, is essential. Hiring a trained gardener can help sustain your landscape’s health and appearance.
Are social media-inspired landscapes a good idea?
While they can provide inspiration, it’s important to adapt designs to your local climate and conditions, consulting professionals to ensure sustainability.
Source: Apartment Therapy