Latest posts
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Plant Spacing Calculator
Enter your bed size and plant spacing to see exactly how many plants fit — square grid or staggered triangular, which squeezes in about 15% more.
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Hydroponic Nutrient Calculator
Enter your reservoir size, the label dose in ml per gallon and how many parts your nutrient series has to get exact ml per part.
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Lawn Mowing Cost Calculator
Enter your lawn size, an area rate and the company’s minimum charge to see the real per-cut price and the full-season total.
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Vegetable Yield Calculator
Enter your plant count, a per-plant yield and your harvest window to see the total expected harvest and the weekly flow at peak season.
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Pool Heater Size Calculator
Enter your pool volume, the temperature rise you want and how fast you want it, to get the heater output in BTU per hour.
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Hedge Calculator
Enter your hedge length, plant spacing and rows to see how many plants you need, with a spares allowance built in.
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Tree Spacing Calculator
Enter your area and the spacing between trees to see how many fit on a square grid, the row layout, and trees per acre.
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Drip Irrigation Calculator
Enter your emitter count, flow rate and each plant’s weekly water target to get run time per session, system flow and total gallons.
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Seed Calculator
Enter how many plants you want, the packet’s germination rate and a safety margin to see exactly how many seeds to sow.
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Frost Date Calculator
Enter your local last spring and first fall frost dates to get the days remaining, your growing-season length and indoor seed-starting dates.