Backyard growing comes down to three decisions made in this order: how much season you want to add, how the water reaches the plants, and what the plants sit in. This guide sorts our garden articles by those decisions, with one number per section so you can tell which cluster your yard needs first. We research and compare; we do not run our own product trials. Our method is on the How We Choose page.
Greenhouses: add weeks at both ends of the season
Start here if your frost dates cut the season short or you want to start seedlings indoors. The deciding number is heat loss. Purdue’s controlled-environment agriculture program gives the relation Q = U x A x ΔT, with U about 1.2 for single polyethylene and 0.55 for double polycarbonate. For an 8 ft x 12 ft gable house held at 45°F on a 10°F night, that is roughly 14,000 Btu per hour under single film against 6,400 under double (twin-wall) polycarbonate, worked through in How to Heat a Greenhouse in Winter.
Our money page is Best Greenhouse Kits for Backyards. From there, pick by what limits you:
- Best Greenhouses Under $500 for a first structure on a tight budget.
- Best Walk-In Greenhouses and Best Polycarbonate Greenhouse Kits if you want standing room or a rigid cover.
- Best Greenhouse Kits for Winter and Best Greenhouse Heaters for cold-zone yards. Unvented propane and kerosene heaters still need outside-air ventilation and a carbon monoxide alarm is recommended (UAF Extension); follow the heater maker’s manual.
- Polycarbonate vs Glass Greenhouse, Greenhouse vs Hoop House, and How to Shade a Greenhouse for the questions that come up before and after the purchase.
Irrigation: put water at the roots on a schedule
Start here if you are hauling a watering can or a sprinkler across more than one bed. Most vegetables want about 1 inch of water a week (Michigan State University Extension). Since an inch over one square foot is 0.623 gallons, a 4 ft x 8 ft bed needs 32 x 0.623, or about 20 gallons a week, which is what you size hose length and timer runs against.
Our money page is Best Drip Irrigation Kits, with a raised-bed version if your garden is boxes rather than rows. The first fork is soaker hose or drip. Extension guidance keeps soaker hoses to about 100 ft or less and cautions against uphill runs, while drip handles longer runs and slopes; Soaker Hose vs Drip Irrigation lays out the trade. Drip also needs a pressure regulator, since DIG lists 15 to 30 psi as the working range and household pressure often runs 40 to 100 psi.
- Best Soaker Hoses and How to Install a Soaker Hose System for one to three beds near the spigot.
- How to Set Up Drip Irrigation for the filter, regulator, and layout order.
- Best Hose Timers if you want watering to happen without you.
- Sprinkler vs Drip Irrigation if a lawn-style system is the current setup.
Raised beds: control the soil you cannot change
Start here if your native soil is compacted, rocky, or contaminated, or if you want a bed at a height you can reach. Size drives cost. An 8 ft x 4 ft bed filled 1 ft deep holds 8 x 4 x 1 = 32 cubic feet, about 1.2 cubic yards, and soil is usually the larger purchase after the frame. How Much Soil Do I Need for a Raised Bed has the formula and bag counts.
Our money page is Best Raised Garden Beds. Material is the main fork: Virginia Tech Extension cites research pointing to 35 to 50 years or longer for 14 gauge galvanized steel before first perforation, and untreated southern pine that may last only a few years. Extension sources on zinc and cadmium in galvanized beds do not agree, so we lay them out in Galvanized Steel Raised Garden Beds Explained rather than call the question settled.
- Metal vs Wood Raised Garden Beds for the material decision.
- Best Raised Garden Beds With Legs and Best Raised Garden Beds Under $100 for accessibility or a small budget.
- Best Raised Bed Soil and How to Fill a Raised Garden Bed for what goes inside.
- How Deep Should a Raised Garden Bed Be and Best Raised Garden Bed Layout before you buy or build.
- Best Compost Tumblers if you want to make your own fill over time.
Start here: match your yard to a first article
| Your situation | Start with | Then |
|---|---|---|
| Short season, want an earlier start | Greenhouse kits for backyards | Greenhouse vs hoop house |
| Cold winters, want to grow year-round | Kits for winter | Heating a greenhouse |
| Hot summers, greenhouse overheats | Shading a greenhouse | Polycarbonate vs glass |
| One or two beds near the spigot | Soaker hoses | Hose timers |
| Several beds, long runs, or a slope | Drip irrigation kits | Drip setup |
| Poor or compacted native soil | Raised garden beds | Raised bed soil |
| Bad back or limited mobility | Beds with legs | What goes in the bottom |
| Raised beds already built, watering is the chore | Drip kits for raised beds | Soaker run times |
How the three fit together
The clusters share a budget of water, soil, and time. A greenhouse bench and a raised bed both need a fill mix and a way to water that does not depend on your schedule, so a timer and a drip line are often the second purchase after the structure. If you are buying in order, the frame or the structure comes first, the water supply second, and the soil last, because bed and greenhouse dimensions set how much of the other two you need.
Every article here gives its sources and shows the arithmetic, so you can swap in your own bed size, house size, or frost dates. Where extension guidance conflicts, we say so instead of picking a side.
Changelog: October 2026: first published.
