The skies are brilliant and the snow is pristine. Krishna surveys the snow-filled Sunken Garden at dawn and wonders why there are no cows,  or milkmaids to thrill with his pipes. But my thoughts have gone beyond snow, to sweet soil and seeds. I could not resist the display of Botanical Interest Seeds at the Farmer's Coop in Greenfield yesterday. I will have my Castor Bean plant this year! And many colors of  morning glories and bush beans…