A person who is exercising undue influence will often: Urge a change in the will's language to strongly favor himself over others. Urge that the will be changed in secret and/or as quickly as possible. Exclude other relatives or friends from participating in meetings with the estate planning attorney.
Mature ginger rhizomes (as sold in the grocery store) will generally be ready to be harvested in about 10-12 months, or after the leaves die back in the fall/winter. When harvesting, you can choose to harvest the entire plant or you can just cut off what you need and allow the plant to continue growing.
The more you cut ginger the less time the ginger will hold in storage. Cut pieces from hands when ready to take to market. Green (solarized) rhizome is not pretty to look at, but it is still edible and usable. (in commercial ginger trade these pieces are culls caused by not enough soil.