The complement color to spring's green is this color.
What is red

This device, which relies on compression and tension, is better known as this.
What is a "spring"

Name this bird, which is associated with spring in North America
What is a "robin", or round-bellied thrush
This idiom describes a person walking with a cheerful attitude, positive mood and enthusiasm
What is "you have a spring in your step"
Born in March? This is your birthstone.
What is aquamarine.
On the spring equinox, the hours of these two things are roughly the same in both hemispheres.
What are day and night
In March, the point in time when the sun sits directly over the Earth's equator is known by this term
What is the spring equinox

The national flower of Ireland.
What is a Shamrock
This idiom means to react or move suddenly.
What is "spring into action"
Born in April? This is your birthstone
What is diamond
In 2023, this is the date of the spring equinox
What is March 20, 2023

Usually from an underground source rising naturally to the surface, this makes an especially refreshing drink.
What is spring water

Japan is known for its spring festival celebrating this
What is a cherry blossom
This is a fowl idiom to describe someone who far from young.
What is "no spring chicken"

The actor who plays the Avenger Ironman was born April 5, 1963
Who is Robert Downy Jr.
Spring allergies are intensified by this powdery substance produced by seed plants.
What is "pollen"
This 6-letter word beginning with "V", is a term meaning "spring"
What is "vernal"
Although entirely poisonous, this flower symbolizes spring and rebirth.

What is a daffodil
This idiom describes a feeling of restlessness after a long winter, with excitement for the new season.
What is "spring fever"
The actor famous for her role as Hogwarts graduate Hermione Granger was born April 15, 1990
Who is Emma Watson
April showers are said to bring this, also the name of the ship that carried the Pilgrims from England to Plymouth, Massachusetts
What are May flowers
This flexible board provides the bounce a diver needs.
What is a "springboard"

Geothermically heated, it rises to the surface forming a pool
What is a hot spring
This idiom describes a quick recovery.
What is "to spring back"
This queen, the longest reigning female monarch, was born April 21, 1926
Who is Queen Elizabeth II