I have failed to get any carrots from a square foot sowing of 16 Jennete sown in April. Growth is varied. Some patheticly small while others have goot tops but nothing underneath, at best a thin, whispy thred about 2 mm thick. I too the trouble of sifting through the soil in the squre foot before sowing making sure it was fine and had no stones, lumps erc. Why would the roots have not developed ? I have NEVER been able to grow a single, decent carrot in ten years
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