Postbag Edition: Seaton Delaval Hall

Kathy Clugston and the GQT team visit the Seaton Delaval Hall in Newcastle, to answer questions from the GQT postbag. Today, the panel helps choose roses for a shaded memorial bed, investigates the sudden collapse of a once‑glorious wisteria, and unpicks the mystery of a white flag iris that decided to flower again in autumn, but this time in blue. Kathy is joined by Matthew Wilson, Bethan…