Our ideas will help you create an inspiring and creative concrete garden decoration. In recent years, the trend has become very popular and the interest in it is increasing again and again when it comes to terrace or garden design. Concrete garden decoration: instructions and 33 creative ideas Please note: You are currently browsing img diy garden concrete blocks garden diy gardening diy ideas that is 480x640px in size. This image is listed in concrete garden ideas category. Concrete garden decoration instructions and 33 creative ideas, 480x640 in 76.41 KB.