Seeds Per Hole: When to Sow 1 vs 2 to 3 Seeds
Sow 1 seed per hole for fresh starts or 2 to 3 for older seeds and cucurbits. Use this guide to prevent wasted seed and thin seedlings safely.
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Garden Calculators
Explore practical questions and explanations about garden calculators.
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Topsoil Needs: How to Calculate Cubic Yards and Bags
Find your exact topsoil volume using length, width, and depth in feet, then divide by 27 for cubic yards. Calculate garden bags or bulk loads accurately.
Read the answerCompost Depth and Volume: Garden Bed Application Math
Add two to four inches of compost into six to nine inches of soil. Calculate exact cubic yards and bags for your garden beds without overbuying.
Read the answerCubic Yard Calculation: Formula and Quick Steps
Calculate cubic yards by converting dimensions to feet, multiplying for cubic feet, and dividing by 27. Order bulk soil or mulch without waste.
Read the answerTomato Spacing Guide: How Far Apart to Plant Transplants
Space tomato transplants 18 to 36 inches apart with rows 3 to 5 feet apart. Calculate garden layout by growth habit and support type for high yields.
Read the answerGravel Volume: How Much You Need in Yards and Bags
Find how much gravel you need by multiplying area by depth and dividing by 27. Convert cubic yards to bags and order the right amount for your project.
Read the answerGrass Seed Math: How Many Pounds Your Lawn Needs
Calculate exact grass seed pounds by lawn square footage and grass species. Learn cool-season seeding rates to buy the right bag size without waste.
Read the answerPlants Per Square Foot: Densities for Raised Garden Beds
Find how many plants fit per square foot using 1, 4, 9, or 16 plant grid rules. Plan your bed spacing, layout tall crops, and plant with confidence.
Read the answerRaised Bed Soil: Calculate Bed Volume and Soil Mixes
Calculate the soil needed for a raised bed using length, width, and depth in feet. Find cubic yards, bag counts, and Extension approved blend ratios.
Read the answerMulch Coverage: How to Calculate Cubic Yards and Bags
Calculate your exact mulch needs in cubic yards or bags. Use the standard formula, select the right depth, and prevent root rot with university guidelines.
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