Raised bed gardening: the complete guide
Quick answer: Build raised beds no wider than 120 cm (4 ft) so you can reach the middle from both sides, and at least 25–30 cm (10–12 in) deep. A 1.2 × 2.4 m (4 × 8 ft) bed at that depth takes roughly 750–900 litres (1–1.2 cubic yards) of soil. Site it in six…