Fertilizer Calculator — Pounds of fertilizer product to deliver a target nitrogen rate over an area, from the bag's N percentage (first N-P-K number), with a rate-options table.
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Garden Planting Calendar — From your last spring frost date, get a per-crop schedule: when to start seeds indoors, when to plant out, and approximate harvest st
Grass Seed Calculator — Grass seed needed for an area, for a new lawn or overseeding — pounds of seed and 50 lb bag count, with a new-vs-overseed comparison.
Mulch / Ground-Cover Calculator — Mulch volume for a bed from area and depth — cubic feet, cubic yards, and 2/3 cu ft bag counts, with an optional waste factor
Raised-Bed Soil Calculator — Soil volume for one or more raised beds (cu ft / cu yd / bag counts) plus a standard 60/30/10 topsoil-compost-aeration mix breakdow