Gardening
Horticultural and landscape calculators for garden bed areas, topsoil cubic volume, organic compost, mulch depth, plant spacing grids, and raised bed construction.
Free online general tools.
Compost Quantity Calculator
Calculate organic compost volume required for top-dressing lawns, blending with existing garden soils, or amending vegetable raised beds.
Garden Area Calculator
Calculate total square footage, square meters, and perimeter for rectangular, circular, triangular, and curved landscape garden beds.
Garden Budget Calculator
Plan and itemize total financial costs for a new garden or landscaping project, covering plants, soil, mulch, edging, tools, and irrigation.
Garden Planning Tool
Interactive vegetable companion planting guide, crop rotation tracker, and frost date planting calendar for optimizing garden space and plant health.
Mulch Calculator
Calculate bark, wood chip, or stone mulch volume in cubic yards and 2-cubic-foot bags needed to suppress weeds and conserve soil moisture.
Plant Spacing Calculator
Calculate the exact number of plants, bulbs, or shrubs needed to fill a garden area in square grid, staggered triangular, or linear row layouts.
Potting Soil Calculator
Determine potting soil and potting mix volume needed for round pots, rectangular window planters, and hanging baskets in quarts, liters, or dry gallons.
Raised Bed Calculator
Calculate lumber board requirements, hardware fasteners, and interior soil fill volume for building custom rectangular or square raised garden beds.
Soil Quantity Calculator
Calculate bulk soil volume needed in cubic yards, cubic meters, and 1.5/2.0 cu ft retail bags based on garden dimensions and fill depth.
Watering Calculator
Calculate garden watering run time in minutes and weekly gallon demand based on plant types, sprinkler flow rates, rainfall, and soil drainage.