This is the seed stalk and should not be allowed to grow unless you intend to save the seed.
Whattle (Acacia so. ) flowers are yellow. There is some variation in the brightness of the flowers between whattle species. Some species have quite bright yellow flowers, whereas others have pale yellow flowers. Some species have very pale flowers which appear to be white, but the most common colour is yellow.
Wattle flowers are yellow.
Vegetable flowers are not all yellow.
Male and female flowers appear as catkins and are produced early in spring, They are rose coloured in bud but orange and purple after flower. The filaments are usually pale yellow
Primroses are a type of primula with yellow flowers.
if i am correct the marigold has yellow flowers and has "mar" in its name.
They will improve your health and enrich your life
Hummingbirds will visit red flowers and yellow flowers with the same frequency.
Brassicas allowed to run to seed will have small yellow flowers.
they have either pink or yellow flowers
Yellow flowers include:Sunflowerevening primroseBlack-eyed Susansome varieties of DaylilyCoreopsisYarrowGoldenrodDaffodilYellow Iris
Yellow flowers do have seeds. The marigold is an example of a yellow flower that has seeds. If you save the flower head at the end of blooming, you will have seeds for next year.