Insect and nematode control. Reduce nematode and eelworm damage in crops by using this marigold in a rotation every 4-7 years. Produces good organic matter and smothers weeds. Sow in early summer when soil is warm, till into soil in late autumn after foliage is killed off by frost. Plants grow up to 3ft tall. 200-300 sds/gm. Planting Rate: 50g per 1000sq.ft