'It's raining, raining, raining. I hear the raindrops fall.'  The lawn is sodden, the Sunken Garden is a swamp and the vegetable garden is sulking as morning temperatures  are still in the 50s. And yet, and yet, the rains have mostly been gentle and the roses have drunk their fill. Applejack, at the head of the drive is all grace, and the rugosas are blooming fragrantly. Rose buds are swelling on every bush. I think this will be…