Do all flowers have an odd number of petals? Good question! You'd expect symmetry in nature, but as you've obviously spotted, most flowers have an odd number of petals. If you play he loves me he loves me not with a plant that has an even number of petals, you'll always end on 'he loves me not' (or she loves me not!). But if you choose a flower with an odd number of petals, … [Read more...]