Shedding is affected by photoperiod, nutrition and genetics all of which affect the hormone balance that triggers shedding. Most in the rockies will start losing antlers in mid to late February, but others in the same area could drop in January, while others won't drop until mid March. They don't normally shed both sides at exactly the same time, which is why it is rare to find matching sets. But they will shed within about 2-3 days of each other.
Yes it means the length of daylight. Nature uses photoperiod to trigger many seasonal reactions, rather than just weather, as a cold or hot, or wet, or dry spell could be disastrous if that was a plant or animal's sole indication of when to rut, drop leaves, produce seeds, drop antlers, grow a new coat of hair, shed current hair, etc.
Have you ever looked all over the house and garage for a piece of hunting equipment or an article of clothing? I sure have... or at least I used to. I found that storing my hunting gear in large containers that are labeled not only saves me time looking but also saves space. I used to have my gear all over the house, taking up space that I needed for other things.
Here's what I do now. I went out and bought some large plastic tubs and everything goes in them. I...