Short answer: Honey colour and flavour vary because bees collect nectar from different plants in different regions and seasons. Floral source, harvest conditions and storage all influence the finished jar, so darker does not automatically mean better or stronger.
Floral source shapes the honey
Nectar from different flowers contains different sugars, aromatic compounds and pigments. That is why a Manuka honey can taste rich and aromatic while another Australian floral honey may be lighter, darker, milder or more mineral in character.
Region and season add natural variation
Rainfall, temperature, soil, flowering time and the mix of nearby plants can change from harvest to harvest. Natural variation is part of honey, even when jars share the same floral description.
Colour is not a universal quality scale
A dark colour does not automatically prove a higher MGO or TA rating, and a light colour does not mean lower quality. Use the declared grade, origin and product details for comparison; use colour and flavour to decide what you enjoy.
Texture can change over time
Honey may thicken or crystallise as it ages or cools. The rate depends partly on its natural sugar balance. Crystallisation is usually a texture change rather than a sign that the honey has spoiled.
Sources and further reading
Information notice: This article provides general food and product information, not medical advice. Honey is not suitable for infants under 12 months; see Healthdirect's infant safety information.