A straw bale garden grows crops on top of conditioned bales, with no digging and warm soil from early spring. Conditioning matters: bales must be watered and fed for about two weeks before planting, so microbes start breaking the straw down. This free planner takes your bale count and plants per bale, and works out total plants and the water the bales need each week.
What this tool does
This free straw bale garden planner runs entirely in your browser. Nothing you type is sent to a server, and nothing is stored online. You open the page, enter your own measurements, and the plan appears at once, with a simple drawing of the layout below the result. You can try again as often as you like, which makes it easy to test a bigger or smaller layout before you buy soil, pots, or timber. A short plan like this beats guessing, because a garden built on guesses often wastes space, water, and plants in the first season.
How to use it
Start by measuring the real space you have, not a rough guess: length, width, and height in the same units. Enter those numbers in order, then press the calculate button and read every result line, not just the total. If a line looks wrong, change one input at a time and run the tool again, so you can see exactly which input moved the result. Check the drawing too, because it shows whether the layout fits the space you measured. Save or copy the final numbers before you shop, while they are fresh.
Reading your result
The result lines break the plan into parts, so you can check each part against your space and your budget. A total alone rarely tells the full story, but a total built from visible parts does. If a result surprises you, trust the maths first and check your inputs second: most garden surprises come from a mistyped number, mixed units, or a measurement taken from the wrong side of a bed or sill. Fix the input, not the plan, and run it again.
Worked example
Try 6 bales, 4 plants per bale, and 5 litres per bale per day. Total plants are 6 times 4, which is 24. Daily water is 6 times 5, which is 30 litres. Weekly water is 30 times 7, which is 210 litres. That weekly figure helps you decide whether a hose, a butt, or a watering can routine fits the job.
Why this matters for a gardener
Bale planning turns a rough idea into a timed job. Conditioning takes about two weeks, so counting back from your planting date gives you a start date you can actually keep. Water totals matter too, because bales dry fast in wind and sun. A planned bale bed also warms early, which can bring the first salads and beans weeks ahead of a cold soil bed.
Gardening tips
Pick a sunny, level spot, and keep bales tight together so they hold heat. Water deeply during conditioning, and check the inside warmth with your hand before planting. Plant into a small pocket of compost on top of each bale. Keep watering steady after planting, because a dry bale stops feeding the plants.
Common questions
Is this tool really free? Yes. It runs in your browser, needs no account, and has no sign-up step. You can use it as often as you like, for as many garden plans as you like.
Is the result exact for my garden? No. It is a planning estimate from the numbers you enter. Sun, wind, drainage, and local frost dates also affect real results, so check those on site before you build or plant.
Who is it made for? Home gardeners, balcony growers, and small-space growers who want a clear plan before they spend money on soil, pots, or timber.
Spanish version: Planificador de Huerto con Balas de Paja De la Semilla a la Cosecha