Mustard yellow - Sinapis alba
Fast growing green manure. Late flowering and drought resistant variety. Should not be grown before brassica crops.
Sow from mid-August to late September, at a depth of 1-3cm. Contents sufficient for 10m²
Phacelia - Phacelia tanacetifolia
An annual plant with purple flowers. Excellent bee plant, 70 cm high. Is not a legume or brassica so fits well in the crop rotation.
Sow from March until August in rows 35-50cm apart. Sow closer in August (20cm). 1g per m². Contents sufficient for 20m²