My Potatoes

Four months after the seeds were sown and these leeks are ready for open ground.

CuSO4 : Na2CO3 : H2O
1:1.2:100

And does it bubble...

Blurb from the Irish Seed Savers Association:
Continually a very popular choice, especially in Co. Clare where it was the standard first early to grow, Land Leaguers (pre-1905, Ireland) produce a violet purple-skinned oval tuber with a characteristic ring under the skin. Its floury flesh is light yellow.