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Conifer seeds are produced in tiny scale-like things called seed cones or ovulate cones. These are completely different from the yellow, wormlike, pollen-producing cones you shook next to your car. At pollination time, seed cones are so small and inconspicuous that most people never notice them.
Comments. Submit. Pollen, a substance that is required for the fertilization of plants, is most often pictured as a yellowish dust. This is partly because many coniferous tree pollens (and those that most often cause allergies in humans) are a shade of yellow.Pollen can actually be several different colors depending on the plant, including pure white.n some plants, white pollen is a mutation. Some types of petunias show this mutation, and maize (corn) sometimes does as well. The white pollen shows up in place of the normal yellow pollen.