(In gardening) digging of an area in parallel trenches two spits deep, burying the soil of each upper spit in the bottom of the next trench.
More example sentences
- The problem is that walking on earth compacts it, causing a need for deep double digging in spring to get the air back in the soil.
- Though he knows it can benefit the soil, he doesn't bother with double digging.
- Landscaping was done last summer and double digging of the beds to prepare for planting,’ she explained.