Here's the information I found while searching for her.
In 1885 Blanche, Hiram and children were living in Kilkenny, Le Sueur Co., Minnesota.
H. W. Picket.
Blanche, b. abt. 1860, MA.
In 1900 Blanche, Hiram and children were living in Montgomery, Wright Co., Missouri.
Hiram F. Pickett, b. IA, 42 yrs old, marr 24 yrs, farmer.
Blanche, wife, b. Aug 1860, MA, had given birth to six children but five alive in 1900.
Henry N., b. MN, 12.
Mary M., b. MN, 13.
Fred A., b. MN, 9.
Hiram B., b. MO, 3.
Their neighbors were Louis and Nettie Pickett.
In 1910 Blanche and two sons were living in Parsons Ward 2, Labette Co., Kansas.
Blanche A. Picket [their spelling], b. abt. 1860, MA, divorced.
Fred A., b. MN, 19.
Bert H., b. MO, 13.
In 1910 Henry was living in Parsons Ward 2, Labette Co., KS.
Henry N. Pickett, b. MN, abt. 1884.
Lillie M., wife, 24 yrs old.
A Hiram Bert Pickett b. 20 Aug 1896, Missouri, was living in Crawford Co., KS 1917 or 1918. Source: world War I Draft Registration Cards 1917-18, Ancestry.
A Fred Picket and family in 1920 were living in Craig, Moffat Co., Colorado.
Fred Picket, b. MN, 28.
Phoebe, wife, 23.
Willard, 4 8/12ths.
In 1920 a Bert Pickett and family was living in Frontenac, Crawford Co., Kansas.
Bert Pickett, 23.
Blanch Mary, 1 6/12ths.
John Alvin Spicer, 3 3/12ths.
In 1930 a Bert H. Pickett and family was living in Artois, Glenn Co., CA.
Bert H. Pickett, b. MO, 33.
Elvina E., wife, 34.
Alvin J., 13.
Blanche M. 11.
Mabel E., 6.
A Fred A. Pickett b. 21 March 1892, MN died 19 Aug 1968, Shasta Co., CA. Mother's Maiden Name=Norton. Source: California Death Index 1940-97, Ancestry.
A Fred Pickett b. 12 March 1891, Last Residence=Anderson, Shasta Co., CA died Aug 1968. His soc. sec. # was assigned in Colorado before 1951. Source: Social Security Death Index, Ancestry. Successful Searching!