Indeed, they are "suggestions that come out of a lot thinking," Tilley says. 事实上,它们是“大量思考后回归出来的建议。”提莉说。
Maryland-based Tilley warns against using English ivy ( Hedera helix), which adheres tenaciously and is aggressive enough to move beyond its support structure and enter a building through windows. 马里兰的Tilley提醒不要栽植英国常春藤(洋常春藤),它会顽强附在支撑结构上并凶猛地越过支撑结构从窗户进入到建筑物内。