Where will you grow?
Creating a great garden starts with knowing your plantable areas as well as how the whole backyard fits together. When you look at the big picture, you can design a space for more than just growing food.
The most important thing to know before you dig a single hole
Before you buy seeds, before you buy soil, before you buy anything, go outside and watch where the sun shines.
Sunlight is important and it is the one thing you can't change. Everything else in your garden you can improve on over time; you can add compost, you can water, you can deal with pests. But if you plant in the wrong spot, no amount of work will fix it.
A spot that looks sunny at 9am might be in the shadow of your house by noon. A spot that looks shady in spring might get full sun by summer when the angle of the sun changes. Watch your space at different times before you decide.
My first garden was in the wrong spot. I picked a corner that looked open, but it was in the shadow of my fence by early afternoon. I wondered why nothing grew well. A neighbor pointed it out that the spot only got about 3 hours of sun. I moved my beds the next year and it was like a completely different garden. It was a lesson learned the hard way!
Don't give up. You just need to be smart about what you grow. Part-shade spots are perfect for leafy greens, herbs, and peas. Containers can be moved to follow sunny spots on patios and porches. And even a small sunny window inside can grow herbs.
Start smaller than you think. Here's why.
Every excited new gardener wants to plant everything. A big raised bed. Maybe two. Tomatoes, peppers, zucchini, corn, herbs, flowers. Why not?
Here's what actually happens: by July, you're overwhelmed. The weeds are winning. The zucchini is taking over. You feel guilty every time you look at it. And you quietly decide gardening isn't for you. This happens to almost everyone who starts too big.
A 4×4 foot raised bed or 2x4 container is genuinely large enough to grow a meaningful amount of food. With good soil and smart plant choices, a family can add to their meals from a space this size all summer long.
A pot on a sunny porch or balcony grows tomatoes, peppers, herbs, and lettuce beautifully. Use one 5-gallon pot per tomato plant, and choose smaller pots for herbs and greens. These can actually be easier to manage than in-ground beds.
One well-built raised bed with good soil gives you more growing power than a much larger in-ground plot with poor soil. It's easier to weed, easier to water, and easier to manage.
Even if you have space for ten beds, start with a few and do them really well. See how it feels. Expand next year when you know what you're doing and how much time you want to put into it.
The best community garden I ever visited was run by a woman named Rosa. She had six 4×4 beds and each one was immaculate, full of food, beautifully planted, and there was not a weed in sight. She told me she started with one bed fifteen years ago. "I never got bored with one bed," she said. "I just kept getting better at it." That's the goal.
Think about the whole space before you build anything
Once you know where the sun falls and roughly how big your first bed or beds will be, it helps to zoom out. A garden isn't just a set of beds. It's part of a larger space that includes paths to walk on, tools to store, water to reach, and maybe a place to sit and enjoy what you grew. Plan the whole picture backyard from the beginning and create a living space, not just a garden.
You don't need to build everything at once. But sketching it out — even roughly — helps you decide what goes where before the shovel comes out.
Start with your house, any existing structures, fences, and trees already in place then add new pieces around them. It is much easier to design around what's fixed than to discover later that a shed blocks your sunniest bed.
Bed height and path width should work for everyone gardening here; shorter beds for kids, taller beds for anyone who finds bending or crouching difficult, and paths wide enough for a walker if that matters for your household.
You can mix and match. Most real backyards end up with a little in-ground, a raised bed or two, and a container or three. There's no single right combination.
None of this is required to grow food. But it's often what makes people stick with a garden for years instead of losing interest after one season.
A friend of mine built her first garden with only vegetables in mind without a clear path, bench, or place to set down a basket. By August she'd stopped enjoying it, even though the tomatoes were doing great. The next year she added one gravel path and a single chair at the end of it. Nothing else changed, but suddenly she wanted to be out there. Build for the whole experience, not just the harvest.
Decide how water gets to your garden before you plant a thing
Water is the one input every single plant needs, every single week. Deciding how it gets to your garden — and planning it before you plant — saves you from dragging a hose across the yard all summer.
Figure out where your hose and/or any irrigation lines will run from first. It's much easier to lay a line across open ground than to snake one around beds that are already full.
Not every plant needs the same amount of water. Grouping plants into rough water zones; high, medium, and low will help you make sure you are not over-watering the low-need plants just to keep the thirsty ones alive next to them.
Leafy greens, most vegetables during active growth, and anything in a container all need frequent watering — containers dry out fast and often need daily attention in hot weather.
Established perennials, herbs like mint and parsley, and many flowering plants need only moderate water once they're settled in.
Native plants, Mediterranean herbs like rosemary, thyme, and lavender, and anything you're converting away from a thirsty lawn all need very little water.
Matching your plants to your season
Not all plants like the same weather. Some love the cool of spring and fall. Others wait for summer heat to really take off. Knowing which is which saves you a lot of frustration.
The most important date to know in your area is your last frost date in spring — the average date of the last freezing night of the year. Before this date, cold-sensitive plants get hurt. After it, summer crops can safely go outside.
Search "last frost date" plus your city or zip code. Your local cooperative extension office or garden center will also know. This one date helps you plan your whole season.
These grow best in spring and fall when temperatures are mild, and actually get sweeter after a light frost. Plant 4–6 weeks before your last frost date in spring, and again in late summer for a fall harvest.
Examples include lettuce, spinach, kale, peas, carrots, broccoli, cabbage, and beets.
These need warm soil and warm nights. Plant after your last frost date, once the soil has warmed. They won't survive frost, and they won't grow well in cold soil either.
Examples include tomatoes, peppers, squash, cucumbers, beans, corn, and basil.
My simplest and most successful garden was three tomato plants, two rows of beans, one zucchini, and a row of basil along the edge. That's it. We ate from it all summer. I didn't need twenty things. I needed three things done well. Simple is almost always better.
A quick introduction to companion planting
Once you know your zones, your water, and your season, one more question shapes your layout: what do you actually plant next to what? Companion planting is the practice of grouping plants that help each other out. There are some that attract beneficial insect for eac other while others repel pests, some share nutrients, and some just make good use of the same patch of ground.
Some plants help their neighbors grow better, stay healthier, or take up space more efficiently. Get two or three of these pairings right in your first year and you're already ahead of most new gardens.
Corn gives beans something to climb. Beans add nitrogen to the soil for the corn and squash. Squash leaves shade the soil, and their prickly stems deter pests. This pairing is a tradition from Native American agriculture.
Basil may improve tomato flavor. Both enjoy the same warm weather and regular watering, and basil helps repel aphids and hornworms.
Radishes mature quickly while lettuce is still small, and they help break up the soil for lettuce roots. Both also prefer cool weather.
Onions repel carrot flies, and the two don't compete for space. Both also store well together after harvest.
Marigolds attract ladybugs, hoverflies, bees, and butterflies. French and African varieties also suppress nematodes in the soil, and they're compact enough to fit between most vegetables.
Tomatoes and brassicas (the cabbage family) compete for the same nutrients. Onions can inhibit bean growth. Fennel is best grown alone in a container, since it can suppress many other plants nearby. And walnut trees release a compound in their roots that's toxic to tomatoes, so keep tomato beds well clear of any walnut tree.
Start with two or three of the combinations above rather than redesigning your whole layout around companion planting. Watch what happens this season, keep notes on what worked in your specific soil and climate, and add more pairings next year.
This checklist remembers what you've checked off right here in this browser, so it'll still be checked next time you visit on this device. Want a printable copy to take outside? Download the checklist as a PDF.
Once you've watched the sun, picked a rough size, sketched your zones, and thought about water, run through this before you break ground. Nothing fancy — just the questions worth answering on paper instead of guessing later.
Condensed from RootDelight's Garden Planning Checklist and Ultimate Edible Backyard Garden Design Checklist.
PDFs to go deeper on what's in this guide