Garden Calculators & Tools for Every Growing Need

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Garden Toolbox for Fall and Winter

A gardening "toolbox" for timing, tending, and troubleshooting—season by season

Written By: Catherine Boeckmann Executive Digital Editor and Master Gardener
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Welcome to the Almanac Garden Toolbox—no spade required! Planning your garden just got easier. Whether you’re digging into your first veggie bed or plotting out your fall planting, our free online tools and guides take the guesswork out of gardening. From frost dates to mulch math, container sizing to companion planting, this digital toolbox helps you plan, prep, and grow with confidence—all season long. Let’s grow together.

🌸 Spring Gardening Tools

Plan, prep, and plant—spring is the season of beginnings.

Planting Calendar

Find the best dates to start seeds and transplants in your region. 👉 See Your Local Planting Dates

Frost Date Calculator

Know your average last spring frost to time planting safely.   👉 Find Your Frost Dates

Monthly Gardening To-Do List

See what to plant, prune, and prep in early spring.  👉 View Your Monthly Checklist

Soil Topsoil Calculators

Measure how much soil you need for new beds or amendments. 👉 Soil Calculator 👉 Topsoil Calculator

Companion Plant Lookup Tool

Plan smart pairings for spring planting.  👉 Try the Companion Planting Tool

Vegetable Container Size Tool

Select the ideal pot size for spring vegetables and herbs.  👉 Use the Container Size Tool

🌻 Summer Gardening Tools

Support your garden through heat, growth, and pest season.

Monthly Gardening To-Do List 

Stay on top of watering, deadheading, and harvesting. 👉 View Your Monthly Checklist

Mulch Calculator

Estimate the amount of mulch needed to retain moisture and suppress weeds. 👉 Try the Mulch Calculator

Plant Problem ID Tool

What’s wrong with your plant?  Diagnose garden pests and disease! 👉  Diagnose your plant problem

When to Prune Lookup Tool

Timing matters. Prune spring blooms after flowering to protect next year’s buds. 👉 Find Out When to Prune

Vegetable Container Size Tool 

Choose the right pot size if adding or refreshing patio containers. 👉 Use the Container Size Tool

🍂 Fall Gardening Tools

Extend your season and prep for winter

Planting Calendar

Find fall planting dates for cool-season crops. 👉 See Your Local Planting Dates

Frost Date Calculator

Know your average first fall frost to time your garden’s finish.   👉 Find Your Frost Dates

Monthly Gardening To-Do List

Prep beds, plant garlic, and clean up before winter.  👉 View Your Monthly Checklist

Mulch Calculator

Apply mulch before winter to insulate the soil. 👉 Try the Mulch Calculator

Soil & Topsoil Calculators

Refresh beds or build new ones for fall planting.
👉 Soil Calculator
👉 Topsoil Calculator
 

❄️ Winter Gardening Tools

Reflect, plan, and prep for the season ahead.

Monthly Gardening To-Do List 

Review, plan, and prep for spring. 👉 View Your Monthly Checklist

Planting Calendar

As you plan, look ahead to spring planting dates. 👉 See Your Local Planting Dates

Frost Date Calculator

Prep for last frost and early seed starts.   👉 Find Your Frost Dates

When to Prune Lookup Tool

Prune dormant shrubs and trees that flower on new wood before spring growth begins. 👉 Find Out When to Prune

Online Garden Planner 

Perfect for off-season dreaming and layout planning. Find the best layout for your space.   👉 Try the Garden Planner

Ready to Dig In?

These free tools are designed to help nurture a healthy, thriving garden. From choosing the right container size to knowing when to prune and which plants grow best together, each tool offers simple, science-backed guidance to support your plants at every stage. Whether you’re just starting out or refining your green thumb, this gardening toolbox is here to dig in with you—and help your garden grow, season by season!

🌱 What would you love to see next? A watering calculator? A seed-starting planner? A fertilizer mixing tool? Drop your ideas in the comments below. We’re always growing—and your input helps shape what we build next!

About The Author
Catherine Boeckmann

Catherine Boeckmann

Executive Digital Editor and Master Gardener

Catherine Boeckmann is the Executive Digital Editor of Almanac.com, the website companion of The Old Farmer's Almanac. She covers gardening, plants, pest control, soil composition, seasonal and moon c...