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A & B Nursery
1970
A to Z Tree Nursery
1991
Abbey Garden
1970
1972
1974
1974
1975
1978
1980
1981
1982
1982
1984
1984
1985
1986
1987
1988
Abbot's Nursery
1959
Abbot's Sunny Knoll Nursery
1952
Abbott & Cobb
1925
1926
1927
1928
1929
1930
1931
1933
1934
1935
1937
1938
1939
1940
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1958
1960
1961
1962
1963
1964
1965
1966
Abington Strawberry Nursery
1950
Abundant Life Seed Foundation
1977
1991
1992
1996
Acalanes Gardens
1953
1954
1955
Ackerman Nurseries
1939
1941
1941
1941
1952
1958
1959
1960
1968
1969
1971
Acme Berry Gardens
1931
Adams County Nursery & Fruit Farms
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1965
1966
1967
1968
1968
1969
1970
1971
1973
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
Adams County Nursery, Inc.
1983
[1985]
1986
J.W. Adams Nursery Co.
1913
1924
1926
L. Sherman Adams Co.
1940
1943
1943
1953
Adams Seed Co.
1922
Advance Dahlia Farm
1927
African Violet Co.
undated
Aggeler & Musser Seed Co.
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1932
1933
1933
1934
1935
1936
1937
1938
1939
1940
1941
1941
1941
1943
1944
1944
1945
1947
1948
1949
1950
1951
1952
1953
1954
1955
1955
1955
1955
1955
1955
AgroForester Tropical Seeds
1997
1998-1999
Agroforestry Associates, Inc.
1981
George D. Aiken
1926
Aiken Nurseries
1932
1933
1933
1934
1935
1937
1939
1940
1945
1946
1947
1948
1949
1950
1950
undated
undated
Gordon Ainsley
1926
1930
1931
1931/1932
1932
1932
1932
1933
1933
1933
1933/1934
1935
1935
1935
undated
undated
undated
undated
undated
Alabama Nursery Co., Inc.
1900/1901
Alanwold Nursery
undated
undated
undated
undated
Albany Seed Store
1876
1900
Alberts & Merkel Bros., Inc.
1952
1957
1959
1959/1960
1961/1962
undated
Alexander County Nursery
undated
J.K. Alexander
1911
1912
1915
1920
1922
1923
1924
Walter Allan
1953/1954
C.E. Allen
1897
R.H. Allen & Co.
1874
1875
The W.F. Allen Co.
1899
1900
1916
1917
1920
1942
1943
1944
1945
1948
1949
1956
1957
1960
1961
1967
1969
1971
1978
Allen's Nurseries & Seed House
1931
1932
1933
1945
1947
Allen's Water Gardens
1930
Alneer Brothers
1923
1931
1931
1933
Alpahr Gardens
1964
Alpine Gardens & Nursery
1929
1930
undated
Alpine Nursery
[1940]
1947
1950
1951
1954
[1960]
undated
Alpine Valley Gardens
1986
1987
Alplains
1995
1996
Alsto Co.
1990
Altman Specialty Plants
1980
1981
1981
1981
1982
1982
1982
1983
1983
1983
1983
1984
1984
1984
1985
1985
1985
1985
1986
1986
1987
1987
Amaryllis, Inc.
1972
1974
American Artichoke Seed Farm, Inc.
1944
American Bulb Co.
1947
1947
1950
1954
1955
1958
1960
1960
American Daylily & Perennials
1993/1994
American Exotic Nurseries
1892
1893
American Field Seed Co.
1928
American Forestry Co.
1911
American Iris Society
1959
American Rock Garden Society
1981
1982/1983
American Seed & Plant Co.
circa 1934
circa 1935
American Seed Co.
undated
Ames Implement & Seed Co.
1912
Amity Gardens
1938
1942
1943
1943
1944
1946
1947
Amzi Godden Co.
1902
Amzi Godden Seed Co.
1906
1910
1911
Andersen's Dahlia Farm
1932
A.C. Anderson
1925
A.J. Anderson
1928
Bob Anderson
1945/1946
1947/1948
1948/1949
1962/1963
1964
J.F. Anderson
[1946]
undated
Anderson's Gardens
1952
Andorra Nurseries
1908
1916
1925
1939
undated
Andrews
1921
1945
1946
1948
D.M. Andrews
1899
1937
Andy's Orchid
1989
Andy's Orchids, Inc.
1999
Angraecum House & Angraecoid Orchids Unlimited
1987
Annie's Heirloom Seeds
2018
2019
Julius Anthon
1931/1932
Greg Anthony's Seed Co.
1998
Antonelli Brothers
1950
1951
1952
1953
1954
1955
1956
1958
1959
1960
1961
1961
1962
1963
circa 1963
1964
1965
1966
1968/1969
1970/1971
1988
Antonelli Brothers, Inc.
1987-1988
Appalachian Nurseries
1979
1980
Applewood Seed Co.
1979/1980
1981/1982
1981-1982
ARBICO, Inc.
circa 1998
Arcadia Garden
1893
undated
Arlington Nurseries
1874/1875
1875/1876
1880
1889/1890
Armacost & Royston, Inc.
1930
1946
1948
1956
1957
1958
1959
1960
1961
Armstrong & Co.
1886
Armstrong Nurseries
1911
1912
1913
1916
1918
1920
1921
1922
1923
1923
1924
1925
1926
1927
1928
1928
1929
1929
1930
1931
1931
1932
1932
1933
1933
1934
1936
1937
1938
1939
1940
1940/1941
1940/1941
1941
1941
1941
1941/1942
1941/1942
1942
1942
1943
1944
1945
1945
1946
1946
1947
1947
1947/1948
1948
1948
1948
1949
1950
1950
1950
1951
1951
1951
1952
1952
1952
1953
1954
1954
1954/1955
1955
1955/1956
1956/1957
1957/1958
1958/1959
1959
1959/1960
1960
1960
1960
1961
1961
1961
1961
1961
1962
1962
1962
1962
1963
1963
1964
1964
1964
1965
1965
1965
1966
1966
1966
1966/1967
1967/1968
1968/1969
1969/1970
1970/1971
1971/1972
1971/1972
1972/1973
1974
1975
1976
1980
1983
1987
Armstrong Nurseries, Inc.
1959-1960
1960
1962
Armstrong Roses
1987
Arnold's Clematis Nursery
[1955]
undated
Aroostook County Ponoma Grange
1897
Arp Roses, Inc.
1949/1950
1950/1951
1957
1960/1961
1961
1962/1963
1968
Arrowhead Alpines
1993
1994
1995
1996
1997
1998
1999
2000
Art Gallery Gardens
2006
2007
2008
2010
2011
2013
2014
Arteka, Inc.
1979
Arvista Gardens
1948/1949
1950
Aschcroft Orchids
undated
undated
Asgrow Seed Co.
1965
Ashby Nursery
1908
1908/1909
1910
1912
1913
1916
Ashwood Garden
2008
Associated Bulb Growers of Holland
undated
Associated Seed Growers, Inc.
1935
1936
1937
1939
1940
1942
1942
1947
1952
1955
1956
1957
1961
1965
1978
undated
undated
Atlantic Horticultural Co.
1936/1937
P.M. Augur & Sons
1886
Austin Nursery
1914
1915
1924
1925
1927
Autumn Glade Botanicals
1995
1995
1997
Avonbank Iris Gardens
1960
Awlrich Gardens
1941
Azalea Gardens & Nursery
1957
Azzaro & Son
1941
H.L. Baake Nursery
1937
Bachman's
1977
1980
John W. Bailey & Co.
unspecified
Miss Ella V. Baines
1904
Miss Ella V. Baines
1930
Baker Brothers
1892
1924/1925
Baker-Potts Nursery Co.
undated
Bakker of Holland
1987
1988
Balderson Co., Inc.
1933
Warren Baldsiefen
1958
1959
undated
undated
undated
O.A.D. Baldwin Nursery Co.
1927
1928
1930
1946
1947
1948
Baldwin-Whittier-Ackerman Nurseries
1926
Geo. J. Ball
1931
1936
1940
1940
1941
1941
1941
1941
1942
1942
1942
1942
1943
1943
1947
1951
1951
1952
1952/1953
1954
1954
1954
1956
1956
1956
1956
1956
1957
1957
1957
1957
1957
1957
1958
1958
1958
1958
1958
1958
1959
1959
1959
1959
1960
1960
1960
1960
1960
1960
1960
1961
1961
1961
1963
1964
1973
1976
1977
1977
1978
undated
undated
undated
undated
undated
undated
undated
undated
undated
Ball Seed Co.
1977
E.K. Balls
1948
1949
Bamboo Man
1962
A Bamboo Shoot Nursery
1992
Bamert Seed Co.
1996
Hugh B. Barclay
undated
Barlow's Adobe Garden Shop Nursery
1952
W.W. Barnard & Co.
1901
1902
The W.W. Barnard Co.
1912
1915
Barnes Bros. Nursery Co.
1930
1946
Barnes Importers
1946
1948
1948
1948
1950
1950
1951
1951
1951
1951
1951
1951
1951/1952
1952
1952
1952
1952
[1952/1953]
undated
undated
undated
undated
undated
undated
undated
Barnhaven Gardens
1944/1945
1946/1947
1947
1948
1948
1948
1949
1949
1950
1950
1951
1951
1952
1953
1954/1955
1957
[1958]
1959
1959
1960
1978
1979
1980
B.F. Barr & Co.
1921
1932
Claude A. Barr
1937
1941
1947
W.E. Barrett & Co.
1848
1884
1887
1889
1893
1895
1907
1909
1911
1920
1925
1927
Barrios Nursery
1954/1955
Barteldes & Co.
1901
1902
F. Barteldes & Co.
1900
1901
1902
1905
1906
The Barteldes Seed Co.
1907
1909
1910
1911
1912
1913
1914
1915
1918
1921
1923
1924
1925
Bass i Freres de Paris, Inc.
1931
Wm. F. Bassett
1911
Bauer
1934
Baum's Nursery
1972/1973
1975
Bay Laurel Nursery
1995
1996
Bay State Nurseries, Inc.
1940
undated
Bay View Gardens
1970
1972
1973
J.V. Baylis Seed Co.
1903
Beach, Son & Co.
1876
1876
1877
1878
Beahm Gardens
1940
1945
1946
1951
undated
The Beall Orchid Co.
1983
1983
1983
1984
1984
1984
1984
Bear Creek Farm Nursery
1984
Bear Creek Nursery
1986
1989/1990
Wm C. Beckert
1905
1906
1907
1908
1909
1910
Beckert's Seed Store
1890
1891
1923
1924
1924
1925
1925
1926
1927
1928
1929
1930
1931
1937
Bedford
1978
Bedford Gardens
1953
Bee Line Nursery
1958
W.I. Beecroft
1931
1931
Beersheba Wildflower Gardens
1980
Begonian
1976
Bell Conservatory Co.
undated
J.J. Bell
1889
Bell's Daylily Garden
2007
2008
2009
2011
2012
2013
2014
undated
J.J. Bell
1895
Belle View Nurseries
Bellevue Nursery Co.
1874
1877
Belmont
1951
Belpre Nursery
1879
Belvoir Manor Flower Farm
undated
Benedict Nursery Co.
1920
1921/1922
1940
1958/1959
Beneschoen Gardens
1957
Benninger Nurseries
undated
Benton & Smith Nut Tree Nursery
undated
Benton County Nursery Co., Inc.
1952
1953
1953
1953
1954
1954
1954
1955
1955
1956
1956
1956
1957
1957
1958
1958
1958
1958
1959
1959
1959
1959
1960
John & Janet Benz
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
P.J. Berckmans
1872
1873
1882
1916
Berger
1954
1954
F. Berger
1954
1954
H.H. Berger & Co.
1881
1882
1884
1887
1892
1908
1908
1909
1910
1911
1912
1912
1913
1913
1914
1914
1915
1915
1915
1916
1917
1918
1920
1920
1921
Bergtholdt
1933/1934
1934
1934
1934
1934/1935
1935
1935
1936
1936
1936/1937
1937/1938
Berkeley Horticultural Nursery
1927
1932
1933
1933
1934
1935
1935
1936
1937
1939
1940
1940
1940
1941
1941
1942
1943-1944
[1944]
1946
1948
1949
1950
1950
1951
1952
1953
1954
1955
1956
1956
1957
1958
1959
1960
1968
Berkeley Horticulture Society
circa 1950
Berkeley Nurseries
1937
A.A. Berry Seed Co.
1922
S.S. Berry
1931
1933/1934
1936
1937
1940
1941
1947
Berry Seed Co.
1926
1929
1930
1930
1931
1932
1938
1939
1950
Betscher
1936
1938
1941
Better Gardens
1930
1940
1943
1947
1949
1950
1951
1952
1952
1953
1953
1953
1954
1954
1956
undated
Beverley Bulb & Dahlia Farms
undated
Beverly
1948
1949
1950
1950
1950
1951
1952
1953
Beverly Hills Nurseries
1927
1929
Bibens Nursery Co.
1959
Big Trees Nursery
1964
Bill's Glad Farms, Inc.
1932
1935
Biltmore Nursery
1912
1912
undated
Birchville Gardens
1958
Blackthorne Gardens
1950
1950
1963
1963/1964
1964/1965
1965
1965/1966
1966/1967
1967
1973-1975
1975
1980
1981
1985
A. Blanc & Co.
1890
1894
1895
Blanchard Chrysanthemum Gardens
1940
1941
1946
1949
1952
1954
Blanchard Gardens
1954
B.K. Bliss
1863/1864
1875
B.K. Bliss & Sons
1873/1874
1876
1879
1882
A.F. Bloese & Son
1960
Blossom Valley Gardens
1959
Blue Ridge Rhododendron Garden
1960/1961
Kurt Bluemel, Inc.
1984
1985
Bluestone Perennials
1998
1998
Bluestone Perennials, Inc.
circa 1994
1995
1997
A.F. Boardman & Co.
Boatman's Nursery & Seed Co.
1970
Bob's Blooming Bulbs
1929
Bobbink & Atkins
circa 1903
1920
1920
1920
1921
1924
1925
1926/1927
1929
1930
1930
1931
1936
1937
1938
1939
1940
1943
1949
1950
1951
[1952]
1953
undated
Arthur T. Boddington
1908
1909
1910
1911
1912
1913
1914
1915
Arthur T. Boddington Co., Inc.
1915
1917
Boddy Nursery
1984
Bode's Geraniums
1963
Bodger Seeds, Ltd.
1935
1935
1938/1939
1940/1941
1948/1949
1953
Boething Treeland Farms
1987
J. Bolgiano & Son
1911
1912
1913
1914
Bolgiano of Baltimore
1915
1923
1924
Bolgiano's Capital City Seeds
1937
1938
1939
1940
1941
1942
1945
1946
1947
1948
1949
1950
1951
1952
1953
1953
1954
1955
1956
1957
1958
1959
1961
1962
1963
1964
1965
1967
1968
1969
1970
Bolsa Dahlia Garden
1929
1930
1931
1932
1939
John N. Bommersbach
1940
1940
1942
1943
Bonnell Nurseries
1945
1946
1947
1947
Lee R. Bonnewitz
1924
1936
Lee R. Bonnewitz
1938
Booknoll Farm
1986
undated
undated
Borbeleta Gardens, Inc.
1978
1980
1989
1989
1990
Border Plant Co.
1947
1948
Bordier's Nursery
1973
Wm. Borsch & Sons
1930
1930
1933
1934
1937
1939
1940
1941
1943
1944
Bountiful Gardens
1986
1987
1987
1988
1989
1989
1990
1990
1991
1992
1993
Bountiful Ridge Nurseries
1933
1935
1936
1936
1937
1944/1945
1946/1947
1948/1949
1951/1952
1955/1956
1956/1957
1957/1958
1957/1958
1958/1959
1958/1959
1959/1960
1962/1963
1965/1966
1966/1967
1973
1975/1976
1976/1977
1977
1979
Bovee & Mayo Rare Seed Co.
1962
Bovees
1955
1955
1960
1961
1962
1966
1974/1975
1976/1977
1977
1980
1980
undated
undated
undated
undated
The Bovees Nursery
1981
E.J. Bowen
1901
1904
E.J. Bowen
1900
Bowies
1942
Boyd's
1937/1938
1947/1948
N.P. Boyer
1876
Bracey
1961
Bradbury
1932
undated
Bradley Brothers
1926
1929
1931
1933
1935
1936
1937
1938
1941
Bradley's
1946
1948
1949
B.L. Bragg & Co.
1845
1884
Brainard Nursery & Seed Co.
1932
Brand
1943
1943
1943
1947
1978
Brattin
undated
Joseph Breck & Sons
1887
1890
1895
1895
1899
1900
1901
1902
1904
1906
1907
1908
1909
1910
1911
1912
1913
1914
1918
1921
1922
1944
1945
Breck's
1923
1924
1925
1926
1927
1927
1928
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1939
1940
1946
1947
1948
1949
1950
1952
1954
1955
1960
1963
1968
1968
1969
1969
1970
1971
1972
1976
1977
1977
1978
1979
1979
1979
1980
1980
1980
1980
1981
1981
1981
1982
1982
1982
1983
1983
1984
1984
1984
1985
1985
1985
1985
1988
1995
2005
undated
Breck's of Boston
1965
1975
Brent and Becky's Bulbs
2000
Brentwood Berry Gardens
1949/1950
1952/1953
1953/1954
1953-1954
1954/1955
1956/1957
1957/1958
1958/1959
1960/1961
1965/1966
Bridge View
1980
Alfred Bridgeman
1887
1896
1896
1898
1901
undated
Andrew Bridgeman's Son & Co.
1881
Bridgeville Nurseries
1901
Bridwell Brothers
1925/1926
1929
W.A. Bridwell
1926/1927
Briggs Bros. & Co.
1885
Briggs Brothers
1874
1874
J.E. Briggs
1923
Brighton Nurseries
1840
1840
Lee Bristol Bloomingfields Farm
1994
Bristol Nurseries, Inc.
1940
1941
Brittingham's
1969
1970
1974
Edward T. Bromfield Seed Co.
1930
Brookgreen Gardens
1936
Brooklyn Botanic Garden
1952/1953
1953
1953/1954
Brookside Daylily Gardens
1999
Brookwood Gardens, Inc.
1990
1994
1995
1996
1997-1998
1998
J.J. Broomall
1919
1925
1927
Brower Seed & Supply Co.
undated
Brown Brothers Co.
undated
Brown Bulb Ranch
1927
C.W. Brown
1927
E.C. Brown Co.
1920
Brown's
1931
Brown's Daylily Gardens
1974
Brown's Iris Garden
1965
Browns Ferry Gardens
2014
2015 Spring
Brudy's Exotics
1994
1994
1995
1995
1996
1996
1996
M.H. Brunjes & Sons
1923
Bruns Seed Co.
1923
1934
Brydon's
1950
1952/1953
1954
1954
[1955]
1955
1956
1958
H.W. Buckbee
1896
1900
1901
1902
1905
1908
1909
1910
1911
1913
1914
1915
1917
1923
1926
1929
1930
1931
1932
Buckeye Nurseries
1913
1914
1915
Buckley Nursery Co.
1945
undated
Buds
1911
Buell's
1959/1960
Buena Vista Iris Gardens
1958
Robert Buist Co.
1870
1898
1907
1910
1911
1912
1914
1921
1922
1923
1923
1924
1925
1926
1927
1928
1929
1930
1930
1931
1931
1932
1932
1933
1933
1935
1936
1937
1938
1939
1939
1940
1941
1942
1943
1944
1945
1950
1951
1952
1953
1954
1955
1956
1959
The Bulb Crate
2000
2001
2002
2003
Bulb Farms
undated
Bulk's
1974/1975
1975
Bungalow Nursery
1940
1940
1941
1941
1942
1943
1944
1946
1946
undated
Buntings Berries
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
Buntings'
1937
1945
1946
1947
1948
1949
1951
1952
1953
1953
1954
1955
1957
1958
1958
1959
1960
Bunyard's
1931
E.W. Burbank Seed Co.
1914
Luther Burbank
1894
1898
1899/1900
1901
1907
circa 1910
1911
1911
1912
1913
1913
1914
1914
1914
1915
1916
1916/1917
1917
1917
1917
1917
1918
1918
1918
1918
1918
1918
1918
1919
1919
1920
1920
1921
1921
1922
1922/1923
1923
1923
circa 1923
1923
1924
1924
1925
1925
1925
1926
1926
undated
undated
undated
undated
The Luther Burbank Co.
1914
The Burchell Nursery
1996
1997
The Burchell Nursery, Inc.
1967/1968
1968/1969
1980
1990
1992
1995
W.A. Burdick & Co.
1886
D.V. Burrell
1907
Burgess Seed & Plant Co.
1918
1926
1930
1930
1931
1933
1940
1941
1943
1944
1946
1947
1952
1953
1954
1956
1957
1958
1959
1960
1960
1961
1962
1963
1966
1967
1968
1969
1970
1976
1993
1995
1998
2003
2006
2013
2014
2015
2018
2019
undated
Burkard Nurseries
1970
1973
Burn City Nurseries
1910
Burnett Brothers
1914
Burns
1921
1922
undated
Burpee Vegetables/Ball Seed Co.
1993
1994
1995
W. Atlee Burpee & Co.
1886
1887
1887
1888
1888
1889
1889
1890
1890
1891
1893
1894
1895
1895
1896
1897
1897
1898
1898
1899
1899
1900
1900
1900
1901
1901
1902
1902
1902
1902
1903
1904
1904
1904
1905
1905
1906
1906
1907
1908
1909
1909
1910
1910
1911
1911
1912
1912
1912
1913
1913
1914
1914
1914
1915
1915
1916
1916
1916
1917
1917
1917/1918
1918
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1929
1929
1929
1930
1930
1930
1931
1931
1931
1932
1932
1932
1932
1933
1933
1933
1933
1934
1934
1934
1935
1935
1936
1936
1936
1936
1937
1937
1937
1938
1938
1938
1938
1938
1938
1939
1939
1939
1939
1939
1939/1940
1940
1940
1940
1941
1942
1942
1943
1943
1944
1944
1945
1945
1946
1946
1947
1947
1947
1948
1948
1948
1949
1949
1950
1950
1950
1951
1951
1952
1952
1952
1952
1952
1953
1953
1953
1954
1954
1954
1954
1954
1955
1955
1955
1955
1956
1956
1956
1957
1957
1957
1958
1958
1959
1959
1959
1959
1959
1960
1960
1960
1960
1961
1961
1961
1962
1962
1962
1962
1962
1963
1963
1963
1963
1963
1963
1964
1964
1964
1965
1965
1965
1966
1966
1967
1967
1967
1967
1968
1968
1969
1969
1969
1969
1970
1970
1970
1971
1972
1972
1973
1973
1974
1974
1974
1975
1975
1975
1975
1975
1976
1976
1976
1977
1977
1977
1977
1977
1978
1978
1978
1978
1979
1979
1979
1980
1980
1980
1980
1981
1981
1981
1982
1982
1982
1982
1984
1984
1985
1985
1986
1986
1987
1987
1988
1988
1988
1988
1989
1990
1990
1990
1990
1991
1991
1992
1992
1992
1993
1993
1994
1994
1994
1994
1995
1995
1995
1995
1995
1996
1996
1996
1997
1997
1997
1997
1998
2001
D.V. Burrell
1903
1904
1905
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1920
1922
1923
1925
1927
1928
1929
1930
1931
1937
1940
1942
1943
1944
1944/1945
1945
1945/1946
1946
1946/1947
1947
1948
1949
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1972
1976
1977
1978
1979
1980
1982
1991
Burson
1938
Burt
undated
Burton Seed Co.
1923
Burton's Oak Grove Nursery
1963
1970
undated
Bush
undated
Buskirk's
1933
1939
undated
Busse Gardens Co., Inc.
1979
1980
1991/1992
Butler & Jewell Co.
1901
Butt
undated
Butterfield
1922
1923
1924
Butterworth's
undated
Butzke's Pansy Garden
1931
C & A Iris Gardens
1957
1958
C & C Nursery
1991
C & O Nursery
1968
1969
1988
Cactus By Mueller
1980
1981
Cactus Culture
undated
Cactus Pete
1950
1953
1955
undated
undated
Cadwell & Jones
1902
California Cactus Nursery
1936
1942
California Camellia Garden
1956
California Division of Forestry
1967
California Epi Center
1983
California Jungle Gardens
1955/1956
1967/1968
1969
1972
1983
California Native Plant Society
1980
California Native Shrubs & Trees
1941
California Nursery Co.
1890
1894
1897/1898
1898/1899
1899/1900
1900/1901
1901
circa 1901
1902
1902/1903
1902/1903
1903
1903/1904
1904/1905
1905/1906
1906/1907
1906-1907
1907/1908
1908/1909
1909/1910
circa 1910
1911/1912
1912/1913
1913/1914
1914/1915
1915
1915/1916
1916/1917
1917/1918
1919
1920/1921
1921/1922
1922/1923
1923/1924
1923/1924
1924
1924/1925
1925
1925
1926
1927
1927
1928
1928
1928
1929
1929
1930
1930
1931
1931
1931
1932
1932
1932
1933
1933
1933
1934
1934
1934
1935
1935
1935
1936
1936
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