Time of accumulation is late Summer,  due to OILY conditions prevailing then, but due to COOLNESS, they do not arise. 
They arise in Autumn, with its qualities of OILINESS and WARMTH and are pacified by the COOLNESS of early Winter. 

Time of accumulation     -  Autumn
Time of manifestation - early Winter

Summer - HOT and SHARP 
Tipa predominates - not good to eat hot, spicy and pungent foods. 

Internal and vessel organs formed out of EARTH element
Flesh/Bones - METAL element
Blood/Water/Heat - FIRE element
Veins and Arteries - WOOD element

Atmospheric change affects or body.   Seasonal changes affect body. Change of body is seen in the PULSE.
 

• SPRING    -   Wood  -  Liver /lower Gall Bladder 
• SUMMER  -   Fire     -  Heart/small Intestine 
• AUTUMN  -   Iron    -  Lungs/large Intestine 
• WINTER    -   Earth   - Kidney/Urinary Bladder