8 Services from garden-calc.x402tookit.com

Calculates daily and cumulative growing degree days (GDD) from daily temperature min/max pairs, with configurable base temperature, upper cutoff, and crop presets.

Calculates the fertilizer product quantity needed to hit a target nutrient rate (N, P₂O₅, or K₂O) per 1000 sq ft, returning total product weight, bags needed, and actual nutrients delivered.

Calculates specific calendar dates for gardening tasks (e.g. starting seeds indoors, transplanting) based on a frost date and weeks-before/after offsets.

Calculates the volume of soil or mulch needed to fill a rectangular or circular garden bed, returning cubic feet, cubic yards, litres, and bag count with settling allowance and optional mix-ratio breakdown.

Calculates how many plants fit in a garden bed at a given spacing (grid or offset layout) and how many seeds to sow based on germination rate.

Calculates the carbon-to-nitrogen ratio of a compost mix using the Cornell formula, or determines greens-to-browns quantities needed to hit a target C:N ratio.

Returns the freeze class of a forecast overnight low against plant hardiness, and indicates where a given date falls relative to average frost dates.

Calculates weekly water volume, system flow rate, and run time per watering session for a drip irrigation system given area, target inches per week, emitter count, and emitter flow rate.