Garden Growth Calculator

Estimate your vegetable garden yield and cost savings based on size or plants, including startup costs, with our free online tool.

Calculate Garden Yield and Savings

Garden Type

Vegetable Type

Include Startup Costs?

Growing Season Weeks

How to Use the Garden Growth Calculator

Follow these simple steps to estimate your garden yield and savings:

Select your garden type (standard, custom size, or per plant).

Enter garden size or number of plants, if applicable.

Choose the vegetable type (tomatoes, spinach, carrots).

Specify if to include startup costs and growing season weeks (usually 26).

Click "Calculate" to see your yield and savings.

Get accurate garden estimates based on reliable US data.

Features of Our Garden Growth Calculator

Estimates yield for tomatoes, spinach, and carrots based on US data.

Option to include or exclude startup costs (e.g., $100 for tools and beds).

Calculates market value and net savings based on grocery prices.

Accounts for growing season length with customizable weeks.

Responsive design for seamless use on any device.

Frequently Asked Questions

On average, home gardens produce about $677 in produce minus $238 in costs, for net savings of $439, based on US studies.

Yield is based on average per plant data: tomatoes 10 lbs/plant, spinach 0.5 lbs/plant, carrots 0.1 lbs/plant, adjusted for space and season.

You can choose to include an estimated $100 for startup costs like tools and beds, or exclude them.

The yield is prorated based on your season weeks relative to a standard 26-week growing season.

Garden Growth Calculator