How can we help you? You can also browse the topics below to find what you are looking for. Frequently Asked QuestionsOrdersWhere do you ship your products?I have a question about my order.Where can I buy your products?View all questionsLawn CareCan I aerate before I seed?Can I plant grass seed over a French drain?Can I use a Scott’s spreader for Jonathan Green products?View all questionsWeedsWhen can I seed after applying weed controls?How do I seed and prevent crabgrass?CrabgrassView all questionsGrass SeedAre your grass seeds genetically modified?Can new grass seed blend in with my existing lawn?Dense Shade vs Shady Nooks Grass Seed?View all questionsPests & DiseaseGrubsHow do I control chinch bugs?How do I get rid of moss?View all questionsOrganicsWhen can I seed after applying Corn Gluten Weed Preventer?Can I use your organic products on Zoyzia grass?Organic weed control in the fallView all questionsSoil CareHow do I test soil pH?ThatchHow can I improve heavy clay soil?View all questionsFertilizerShould I fertilize when seeding?When should I fertilize my lawn?How often do I fertilize?View all questionsSafetyAre your products safe for kids and pets?Will Lawn Weed Control get in my well?Products that contain peanut shellsView all questions