LEGO Icons Wildflower Bouquet (10313)

The Wildflower Bouquet is one of LEGO's most-recommended adult botanical sets: an indicative £54.99 RRP for a mix of poppies, lavender, grasses and other stems on adjustable lengths you can trim and arrange in a vase. It works on two levels - a couple of hours of hands-on building that many find relaxing, then a maintenance-free display that never needs water. That makes it a low-risk gift for a sister whose specific taste you don't know, because the appeal is broad and it isn't tied to a size or scent. Against the Kindle it is cheaper and more universally safe, but it is a one-off activity rather than something used daily, and a committed LEGO fan may already have it. Frequent John Lewis and retailer discounts mean it is often found below RRP, so it can also be strong value.