4x8 Raised Bed Crop Planner
Choose a crop to get a complete plan: soil volume, plant count by spacing grid, and an estimated yield range (raised-bed factor applied).
Quick answer
For a 4x8 bed at 12" depth, soil volume is 32 ft³ (≈ 1.185 yd³).
Plant count depends on crop spacing — use the table below.
Crop plans for a 4x8 bed
Yield ranges are estimates based on per-plant ranges × plant count × bed-type factor (1.05 for raised beds). Always validate with your variety and climate.
| Crop | Spacing | Plants | Typical yield |
|---|---|---|---|
| Tomato | 18" | 10 | 105.0 lb |
| Carrot | 3" | 512 | 107.5 lb |
| Zucchini | 24" | 8 | 126.0 lb |
| Garlic | 6" | 128 | 20.2 lb |
| Lettuce | 8" | 72 | 37.8 lb |
| Cucumber | 12" | 32 | 134.4 lb |
| Bell Pepper | 18" | 10 | 31.5 lb |
| Eggplant | 18" | 10 | 52.5 lb |
| Kale | 12" | 32 | 67.2 lb |
| Bush Beans | 4" | 288 | 241.9 lb |
| Onion | 4" | 288 | 151.2 lb |
| Broccoli | 18" | 10 | 15.8 lb |
| Cabbage | 15" | 18 | 56.7 lb |
| Spinach | 4" | 288 | 60.5 lb |
| Radish | 2" | 1152 | 96.8 lb |
| Strawberry | 12" | 32 | 33.6 lb |
| Potato | 12" | 32 | 84.0 lb |
| Peas | 3" | 512 | 215.0 lb |
| Beet | 4" | 288 | 90.7 lb |
| Swiss Chard | 10" | 36 | 75.6 lb |
Tip: swipe left/right on mobile to view the full table.