Outdoor | Garden Centre | Garden DÃ©cor. Get Email Offers. Enter your email to receive email and other commercial electronic messages about the latest news, promotions, special offers and other information from Costco, regarding Costco, its affiliates and selected partners. Garden DÃ©cor | Costco Please note: You are currently browsing img hometalk more outdoor garden junk decor that is 1000x758px in size. This image is listed in outdoor garden decor category. Garden Dcor Costco, 1000x758 in 247.05 KB.