The heads must be cut whilst in tight bud once per week in cool weather, and twice a week is essential in warm weather.īroccoli and Calabrese, in common with other brassicas, need protecting from slugs, pigeons and caterpillars, all of whom will attempt to devour the crop before you can. Broccoli and Calabrese like a fertile, well draining, moisture retentive, firm soil. For smaller crowns suitable for freezing, sow from March to mid May direct-drilled and harvest from June to September.Ĭut the main crown while the bud is tight, sideshoots will then develop.
Take care to avoid roor disturbace when transplanting, bare root transplants are prone to bolt. Purple sprouting early broccoli seeds germinate quickly and consistently with most seedlings emerging 7 to 10 days after sowing. For direct sowing, sow from April to June. Once you know your last frost date, you can sow the seeds of these ‘cool’ vegetables anywhere from weeks to a couple of months before that frosty date. Expected germination time is 7- 12 days, depending on soil temperature.įor large Calabrese crowns, sow under cover from the end of March to mid July for harvesting from July to September. chives beets radishes spinach and turnips Broccoli belongs to the group of cool-season plants that are best started at the beginning of the year. For direct sowing, sow from April to mid June for harvesting from January to May. Sow Sprouting Broccoli seeds from mid April to end May to plant out in June or July For early production, sow indoor in March for planting out in April and harvesting in November. Most of the broccoli sold all year round beside the cauliflower in the supermarkets is actually calabrese. Calabrese are smaller, compact plants producing larger crowns. Sprouting Broccoli has mainly small, purple or white heads, it matures slowly and can occupy the ground for almost a year. If you 'missed the boat' in the April planting time then here is your chance to sow as late as August and still crop in Feb/March.
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