ISBN-13: 9781551054971 / Angielski / Miękka / 2007 / 352 str.
An easy to use and comprehensive primer on the perennials that grow best in PA. Over 622 perennials suited to the region's climate; 620 brilliant full-color photos; info in planting, growing, recommended varieties, problems & pests; details on light, water and nutrient needs and how and when to start your plants.