Also known as yarrow, Achillea is a perennial plant with clusters of bright yellow ... and able to grow in most zones. Yellow Wild Indigo or False Indigo offers spikes of pea-shaped gold or bright ...

The golden-rain tree has lightly textured, toothed foliage with the feel of fringe, and it wears its airy sprays of yellow flower panicles, well, like fringe.

The flowers of the poinsettia are actually the tiny yellow clusters in the center of the plants. These yellow flowers should, ideally, not be blooming yet when the plant is bought.

Catkins are an inflorescence, or cluster, of single-sexed flowers on a spike. They tend to be produced on woody shrubs.

Some trees – such as mangoes – flaunt hundreds of white flower clusters up to one foot wide and two feet long, with each cluster containing about 10,000 blossoms.

SINGAPORE - The sight of trees sprouting clusters of orange-red flowers on their trunks and branches has drawn several curious residents in Choa Chu Kang in recent days. Read more at straitstimes.com.

If you live in a warm climate, consider planting this unique, fragrant tree in your yard. It will reward you with stunning flowers and a sweet aroma.

Within the first year in the ground, pigeon pea plants will produce lovely yellow flowers streaked with red. They attract honey bees and carpenter bees as well as other pollinators.

Flower spikes emerge from the ends of each stem and some spikes can be 8-10 inches long. The yellow flowers are pea-shaped (Baptisia is in the legume family) and will last three to four weeks.

Striking clusters of pea-like fragrant yellow flowers appear in late spring yielding seed pods that burst offering sustenance to songbirds. Can be trimmed to ground for rejuvenation.

Also deciduous, this rare Chinese species carries clusters of blue and white pea-type flowers in late spring. Like most pea family plants, these trees must be grown in well-drained soil.

Neofrabicia myrtifolia or Yellow Flowering Tea Tree would be one of the most under-utilised perfumed flowering shrubs available to local gardeners.