In article ,
David Hill wrote:

On 06/04/2014 21:22, Another John wrote:
Our tulips are emerging now ... we don't remember having so many pale
yellow ones (in fact so far we have no other colour). Do they revert,
over the years, to ancestral non-specific colours?
....
Do you ever feed them?

Only in the sense that we lightly Growmore our beds each year.

J.