Garden escapee?

Garden escapee?

Observation - Garden escapee?. Description: There was a large patch of this plant on the north coast of Guernsey. I can't find anything like it and wonder if it's a garden escapee? The patch was about 1.5m high, and it looked vaguely succulent. The flowers were about 1cm, cream, with rolled back

There was a large patch of this plant on the north coast of Guernsey. I can't find anything like it and wonder if it's a garden escapee?

The patch was about 1.5m high, and it looked vaguely succulent. The flowers were about 1cm, cream, with rolled back petals. The fruits were also about 1cm and bright green at this time.