A short term summer green manure with fast growing foliage to supress weeds. Deep rooting to absorb nutrients from deep in the soil.
If left to flower it does attract beneficial hoverflies. Dig in before harsh frosts.
Buckwheat decomposes quickly for excellent humus formation and improvement to soil structure and moisture retention. Contents: 75g (2.5 oz) sufficient to sow 12 sq.m (approx 13 sq.yd).