{"product_id":"jonathan-green-black-beauty-keystone-pa-grass-seed-7-lb-cool-season-lawn-seed-for-pennsylvania","title":"Jonathan Green Black Beauty Keystone PA Grass Seed (7 lb) – Cool Season Lawn Seed for Pennsylvania","description":"\u003ch2\u003ePennsylvania-friendly cool-season lawn seed\u003c\/h2\u003e\n\u003cp\u003eDesigned for Pennsylvania’s climate, the Jonathan Green Black Beauty Keystone PA Grass Seed blends a mix of tall fescues, perennial ryegrass, and Kentucky bluegrass to help you achieve a lush, dark-green lawn. The seed is optimized for the warm-to-cool transition in late summer, with mid-August to mid-October identified as an ideal window when soil is still warm and nights cool. This thoughtful timing supports steady establishment without rushing growth.\u003c\/p\u003e\n\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDark-green, dense turf:\u003c\/strong\u003e A visually striking lawn with a rich color and uniform density that enhances curb appeal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStrong root system and moisture retention:\u003c\/strong\u003e Roots penetrate deeply, and a waxy leaf coating helps hold moisture, contributing to consistent growth and endurance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeat tolerance and sun resilience:\u003c\/strong\u003e Performance in full sun and races of PA summers, with good drought tolerance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdaptable to light shade:\u003c\/strong\u003e Performs well in partial shade, making it suitable for lawns with variable sun exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCoverage and germination details are straightforward. A 7 lb bag seeds up to 2,625 square feet for new lawns and up to 5,250 square feet for overseeding. Germination typically occurs within 10–14 days, helping you see progress sooner than you might expect.\u003c\/p\u003e\n\n\u003ch3\u003eUsage and best practices\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTiming:\u003c\/strong\u003e Apply between mid-August and mid-October for best results, while soils remain warm enough to support quick establishment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication and care:\u003c\/strong\u003e Evenly distribute seed, lightly rake to ensure soil contact, and keep the seedbed consistently moist during germination.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLongevity and density:\u003c\/strong\u003e Expect a dense, resilient stand that can withstand regular foot traffic as it establishes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis Keystone blend is well suited for homeowners looking to rejuvenate patchy areas, establish a new lawn, or refresh existing turf with a darker, more uniform color. While outcomes can vary with soil, moisture, and traffic, many users report pleasing color and improved turf density after a full growing season.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What area does the 7 lb bag cover for new lawns and overseeding?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: New lawns: up to 2,625 sq ft; overseeding: up to 5,250 sq ft.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: When is the best time to apply this seed mix?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Mid-August to mid-October, when the ground is warm and nights are cooler.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Jonathan Green","offers":[{"title":"Default Title","offer_id":45738978279610,"sku":"B09Z78V6N6","price":117.64,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/jonathan-green-black-beauty-keystone-7lb-bag.jpg?v=1774712467","url":"https:\/\/gardencanada.ca\/products\/jonathan-green-black-beauty-keystone-pa-grass-seed-7-lb-cool-season-lawn-seed-for-pennsylvania","provider":"Garden Canada","version":"1.0","type":"link"}