Sweet Corn Northern Extra Sweet F1
Sweet Corn Northern Extra Sweet F1
Packet Size: 20 seeds
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The earliest of the supersweet corns. Northern Extra Sweet F1 is especially well suited for cooler areas with a shorter growing season. This corn will give you tasty long cobs. It has been a really reliable performer for us.
SOW: inside from mid-April to early May in deep pots, or from May to June outside - seed depth 15mm
GROW: harden off when about 15cm tall and after frost danger has passed. Plant them in a block with the plants and rows about 30-50 cm apart. Sweetcorn is wind pollinated. Northern Extra Sweet can grow to 1.8m
ENJOY: cobs are ready to harvest when the juice from a kernel is ‘milky’. As soon as possible after picking pop into a pan of boiling water for about 10 minutes - fabulous

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Sowing
- Apr
- May
- Jun
Harvesting / Flowering
- Aug
- Sep
- Oct