Calabrese F1 Ironman 25 Vegetable Seeds

Product no.: SEEDV104

In stock
Delivery period: 1 working days

Price plus VAT, plus delivery

Packet Content (approx.): 25


Calabrese is the broccoli from the shops with the dark green head. Ironman F1 is a reliable variety with good taste. It is very early and matures about 60-65 days from planting. Excellent disease resistance. Harvest when necessary and not when you feel like it as it goes into flower very quickly.

Calabrese Ironman F1 early hybrid maturing and produces quality medium size central head that should be cut first, followed by delicious smaller healthy shoots which can be picked frequently over a long period. Shows good resistance to white rust.

September, Feb to early April

Sow the seeds thinly in trays 2 seeds to a cell in modules under glass at 13°C. Later sowings can be made into a seedbed in shallow drills 2cm (¾") deep in short rows.

When first pair of leaves appear, prick off into trays 5cm (2") apart, or thin modules to 1 seedling per cell. Gradually harden off before planting in the growing site 45cm (18") apart. September sown seedlings should be grown on in a cold greenhouse/cold frame and planted out in late February to early March. Outdoor sowings should be thinned as they grow.

70-85 days from planting

Mid May to mid June (from September sowings), June to August (from Spring sowings)

Calabrese quickly goes from a green head to a flowering. Heads should be cut before flowers open. If you have too many to use, cut and freeze for use in winter.

Transplant seedlings when large enough to handle into 7.5cm (3in) pots. Plant in the greenhouse in individual large pots, or 3 plants per growbag when 20cm (8in) high. Can be planted outdoors, 45cm (18in) apart once all frost risk has passed


Suitable for the vegetable garden, allotments and containers.

Be prepared to water well and supplement feed with high-potash feed during season. Regular feeding is recommended.

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