you’re free to even create a fenceless border using plants.
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It probably won’t keep out wandering pets (or neighbors) but it’s an aesthetically pleasing option.

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Use stone or brick for a low curving wall that’s easy to maintain.
Its lack of flowers means it doesn’t require deadheading.
Long-blooming possibilities include broadleaf hydrangeas, azaleas, dwarf rhododendrons, and weigela.

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Choose foliage in contrasting colors for an even more striking display.
Don’t forget color: from deep blue to vibrant chartreuse, evergreens offer a gorgeous array of hues.
Gravel instead of mulch works well with succulents, and larger rocks create a natural but ornamental look.

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Knowing your local climate and growing conditions can also guide your choices.
Zimmerman loves the columnar aspen for its seasonal beauty and its suitability for high elevations in Colorado.

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