Most adult kids default to flowers plus a card for Mother's Day. The default is fine but it is also the same gift she has been getting for forty years. The upgrade move is one specific gift she would not buy herself, paired with the card.
Set the quiz to 'My mom' for the relationship and 'Something pampering' or 'Something useful she will reach for daily' for the indulgence question. The quiz weights consumables and small luxuries higher than experiences (which require coordination) and large keepsakes (which she may not have space for).
Strong picks for grown kids. Hand-poured soy candle trio ($42 to $85). Cashmere wrap scarf ($80 to $220). Single-origin chocolate flight ($28 to $65). Skin care set from a clean brand ($80 to $220). Pour-over coffee starter kit ($90 to $220). Yoga starter membership ($90 to $240).
How to ask without giving it away. Three weeks before, in passing: 'What is something nice you have been thinking about lately?' Most moms answer this honestly because it does not feel like an obligation. Write down the answer immediately.
The pairing rule for adult kids. One thoughtful physical gift plus a handwritten card naming three specific things you appreciate about her, ideally with concrete moments. Generic 'thanks for everything' is the construction-paper card energy you are trying to graduate from.
What to skip. Generic 'best mom ever' anything. Bundle gifts from chain retailers. Gifts that come with assembly required, account setup required, or a return-if-it-does-not-fit step. The bar at this stage is: she should not have to manage the gift.