The Top Garden Design Mistakes (And How to Avoid Them)

Designing a garden should feel exciting—not overwhelming. But we’ve seen time and again how the smallest missteps can limit a garden’s potential. Whether you’re planning a full outdoor renovation or just refreshing a section of your yard, steering clear of these common garden design mistakes can save you time, money, and stress.

1. Ignoring How the Sun Moves

Knowing where the sun rises and sets in your garden is essential. It helps you decide where to place seating areas, patios, and sun-loving plants. Without this understanding, even the most beautiful design may not be functional.

2. Overcrowding the Space

We love plants as much as anyone—but packing too many into one area can be a recipe for disappointment. Plants need space to grow, and overcrowding leads to competition for sunlight and water. Always design with the plant’s mature size in mind.

3. Choosing the Wrong Materials

The materials you use should complement the style of your garden and be suitable for your local climate. Whether it’s decking, paving, or fencing, choosing the right textures and finishes makes a world of difference.

4. Underestimating Maintenance

A gorgeous garden is only enjoyable if it’s manageable. High-maintenance plants may look fantastic, but they often require more time and effort than many homeowners anticipate which makes it the most common garden design mistake. Choose a mix that works with your lifestyle.

5. Lack of Year-Round Interest

Don’t let your garden fade into the background in autumn and winter. By choosing evergreens, textured foliage, and late-season blooms, your space can be visually appealing every month of the year.

6. Poor Water Planning

Overwatering and under-watering are both common pitfalls. Group plants with similar watering needs together and consider adding an irrigation system to make your watering routine more efficient.

7. Overlooking Function

Style matters, but so does use. Your garden should work hard for you—whether it’s for entertaining, relaxing, or giving the kids space to roam. Think about how you live, and avoid these common garden design mistakes.

We’re building something special this May at the RHS Chelsea Flower Show.