GROWING TOOLS

Measure once. Make a clearer plan.

Two small calculators, each with its assumptions and a practical next step.

Illustration of a partially filled outdoor raised bed being measured between its inside edges.

Raised-bed soil

Find a rectangular bed’s volume and turn your purchase allowance into a bag count.

Open →
Potted indoor plants beside a window, with a grow lamp over one plant.

Daily light from a steady lamp

Use measured PPFD and the lamp’s daily hours to calculate its DLI contribution.

Open →

AI-generated illustrations explain the setting. Each tool page states what its calculation can and cannot tell you.

Then check the growing conditions.

Tomato and pepper moisture checks · Check a drip system · Compost browns and greens.

Published · Updated