Check out our free interactive tools to help with common lawn and home questions. Pick one below to get started.
Interactive Soil-test Interpreter
An interactive tool that turns soil test numbers (pH, P, K, organic matter) into plain-English recommendations and lime/fertilizer guidance.
Hardiness Zone Locator
An interactive tool that returns your USDA Plant Hardiness Zone by state or by average winter low temperature, with grass type and seeding window guidance.
Fertilizer and Spreader Calculator
Calculates how much fertilizer to apply for a target nitrogen rate given lawn size, bag NPK, and bag weight. Outputs bags needed, total nutrients applied, and warns about high phosphorus rates or excessive applications.
Pre-Emergent Timing Tool
Estimates the typical spring crabgrass and fall poa annua pre-emergent application windows by state, with soil temperature triggers for accurate timing.
Lawn Area Calculator
Adds up lawn square footage from rectangles, circles, and triangles. Subtracts beds and the house footprint. Foundation tool for fertilizer, seed, and herbicide calculations.
