Yes, garlic and asparagus flavors are well suited. Butter is good on most all vegetables.
Asparagus is really good if you saute it in a frying pan. (Look up recipes.) It is to be eaten with the fingers.
Asparagus Ltd is the business based in Nr Hook
Dried seasoning has all moisture removed. Pretty obvious, tbh.
The amount of asparagus to make 1lb. totally depends upon how thick the stalk is and how long you allow it to grow before cutting. Growing Jersey male asparagus will allow much asparagus per cutting.