I too have lost a sibling. My brother was lost to me, and I miss him greatly. I understand the importance of your handkerchief, and I give you my word that it shall remain safe and warm beneath its window perch until you should come to retrieve it.
[Ink pools slightly, because they have a gardener, of course, now that she has replenished the house staff. Yet...]
If you have unallocated time, your offer to assist with the garden is much appreciated it. It is lonely in this big house, and blooms are a constant consolation. Have you a favorite?