Leave a wide space between plants and the plants will produce larger central heads. Closer spacing will produce smaller central heads, however, if you harvest secondary heads you will harvest a greater total yield from closer spacing.1
Plant in a location that enjoys partial sun and remember to water moderately. Keep in mind when planting that Green sprouting calabrese is thought of as tender, so remember to wait until your soil is warm and the night time temperature is well above freezing before moving outside. Green sprouting calabrese requires a loamy and sandy soil with a ph of 6.2 - 7.2 - it grows best in weakly acidic soil to weakly alkaline soil.By our calculations, you should look at sowing Green sprouting calabrese about 42 days before your last frost date.
Harvest when the buds of the heads are firm and tight, for peak quality. If buds start to separate and the yellow petals inside start to show, harvest immediately.1
Expect harvests to start to occur in early winter.Green sprouting