As weather warms, plants reproduce. Tree pollen (oak, birch, cedar) explodes in early spring, followed by grass pollen in late spring. The alternating dry winds and humid rain create a perfect storm for allergy sufferers—rain washes pollen away temporarily, but dry, breezy days send concentrations soaring. This is often called "spring asthma" or "hay fever season," affecting millions.
Because the Arctic is still shedding its winter chill, cold fronts frequently dip south, causing temperatures to plummet overnight. spring season weather
Spring occurs at different times depending on your location on Earth: : March to May (or June). Southern Hemisphere : September to November. India : February to mid-April. Signs of the Season 10 lines on spring season easy - Brainly.in As weather warms, plants reproduce