An autumn display of freshly cut ChrysanthemumsGAP Photos/Nicola StockenMost of us will probably have heard of the 1980s tip of popping a soluble aspirin into the vase water of cut flowers to extend their life. Or, if you arent quite as old as I am, maybe you will have come across what sounds like a hipster-era rebrand of the same idea, as an early 2010s internet hack for growing tastier tomatoes. Honestly, some permutation or other of this idea is all over the gardening internet.The rationale behind this seems to be that what perks up humans must