California Horticultural Society
2009 Seed Exchange
The Cal Hort Seed Exchange is open to members only. If you're not a member, please click on the "Membership" link to your left to find out how to become one!
The seed order form is included in the January Bulletin and needs to be returned by the end of February.
All seeds are fully distributed in March.
Thanks to those who donated seed for the exchange this year, without whose participation this program would not be possible, and whose initials in the list below indicate their expressed willingness to be contacted about the plants from which the donated seed came and the conditions under which they grow:
| Ruth Bancroft Garden (RBG) Kate Brovarney (KB) Alan Brubaker (AB) Leland Burrill (LB) Betsy Clebsch (BC) Barrie D Coate (BDC) Chris Codding (CC) Ann Gilmore (AG) Jan Hamby (JH) Christie Hastings (CH) Ed Holm (EH) Bob Hornback (BH) Mary Sue Ittner (MSI) Ron Lutsko Stonewall Gardens (SG) |
Daisy Mah (DM*) Don Mahoney (DM#) John D Marchant (JDM) Charlotte Masson (CM) Bruce Peters (BP) Katherine Pyle (KP) Corina Rieder (CR) SF Botanical Garden at Strybing Arboretum (SF) Jill Salmon (JS) Richard Starkeson (RS) Patricia Van Aggelen (PVA) Max Withers (MW) Kristin Yanker-Hansen (KYH) |
and those whose gratefully received donations remain anonymous. Nomenclature and descriptions are those given by these donors.
1. Acantholimon armenum? (JDM)
2. Acer palmatum ‘Bloodgood’ (EH): red leaves all summer; stratify 2-3 months
3. Agave bractiosa
4. Agave salmiana v ferox
5. Agrostemma githago (JDM): Corn Cockles
6. Alcea rosea (BC): to 6’; single white flowers; no rust
7. Alcea rosea (PVA): to 5’; makes a beautiful white cloud of flowers
8. Allium ‘Hair Allium’ (JDM): novelty/freak to 2’; green fibery heads with bulbils
9. Allium crispum (MSI): beautiful native onion from coastal ranges south of San Francisco; good container plant
10. Allium turcomanicum (KP)
11. Allium unifolium (DM#): California native
12. Aloe brevifolia
13. Aloe ciliaris
14. Alyogyne hakeaefolia (RBG)
15. Angelica gigas (DM* & SF)
16. Aristea ecklonii ‘Blue Stars’ (KP)
17. Asclepias curassavica (DM*): to 3’; yellow flowers in summer; attract butterflies
18. Asclepias fascicularis (SG): to 3’; white-pink flower; wild collected in Capay Valley, Yolo County
19. Atriplex hortensis seeds (PVA): Orach; annual to 3’; red leaves
20. Banksia seminuda (SF)
21. Beschorneria x decosteriana (BC): Grantham cross
22. Beschorneria decosteriana x septentrionalis (BC): Grantham cross
23. Beschorneria rigida (MW): from UCBG
24. Beschorneria rigida (SF)
25. Bouteloua gracilis (CR)
26. Brachychiton ‘Majestic Beauty’ (RBG)
27. Brodiaea elegans (MSI): harvest Brodiaea; native bulb for container or garden; shiny purple petals with darker stripe
28. Campanula thessala? (JDM): gray-green rosettes; stems to 8” full of white bells
29. Carpinus caroliniana (BDC)
30. Cedronella canariensis (DM#)
31. Cerinthe major (SG)
32. Chilopsis linearis (RBG)
33. Chlorogalum pomeridianum (MSI): native bulb; wavy leaves, small star-like flowers that open late afternoon into evening creating a dainty show; can reseed a bit more than you might like if happy; put by the Native Americans to a variety of uses
34. Chrysanthemum parthenium ‘Aureum’ (DM*)
35. Citrullus vulgaris ‘White Wonder’ (BP): white fleshed watermelon OK, really very pale yellow; admittedly not the super sweetest, at least when I grew it, but still tasty and novel ducks and geese love it!
36. Clarkia purpurea ssp purpurea (DM*): upright to 2’; flowers lavender-pink
37. Clarkia rubicunda ssp blasdalei (DM*)
38. Clarkia williamsonii (DM*)
39. Clarkia sp (DM*): to 12”; blooms May/June; single flowers pink with white eye
40. Cleistocactus sp (not C. straussii)
41. Clematis tangutica (AB & JH)
42. Coix lacryma-jobi (BH): Job’s Tears; tender grass; decorative seed
43. Cornus glabrata (EH): wild collected in the Santa Cruz Mountains, San Mateo County; stratify 2-3 months
44. Crocosmia ‘Lucifer’ (BH)
45. Cynara cardunculus (SG): to 5’; broad leaf form; purple flower
46. Cyphostemma juttae (BP): grape family succulent; beautiful silver leaves; caudex-like trunk; seeds take a long time to germinate
47. Dahlia imperialis (DM#): true dahlia; flowers pink, early and repeat bloom
48. Dahlia x scapigera (DM#): red flower
49. Delphinium cardinale (AB): California native; red flower
50. Delphinium requienii (BC): annual or biennial
51. Dierama pulcherrima (CM): white flowers
52. Dierama pulcherrima: mixed colors
53. Digitalis parviflora (DM*)
54. Dudleya albiflora (CR)
55. Dudleya lanceolata (CR)
56. Dudleya virens ssp hassei (CR)
58. Echium gentianoides ‘Tajanaste’ (JDM): perennial to 5’
59. Eriogonum crocatum (JDM)
60. Eriogonum douglasii (JDM)
61. Eriogonum grande v rubescens (CR & SF)
62. Eriogonum jamesii v flavenscens (JDM)
63. Eriogonum pauciflorum ssp nevadaense? (JDM)
64. Eriogonum wrightii ssp wrightii (JDM)
65. Eryngium ‘Miss Wilmott’s Ghost’ (JDM)
66. Euphorbia ceratocarpa (SG): to 4’; chartreuse flower
67. Euphorbia coerulescens
68. Euphorbia rigida (SG): to 18”; yellow flower
69. Euryops speciosissimus (RBG)
70. Ferocactus robustus
71. Ferocactus wislizenii
72. Ferula communis glauca (PVA): to 6’; yellow flower
73. Festuca californica (SG): to 3’; silver-blue leaf; wild collected at Shotgun Creek, Shasta County
74. Firmiana simplex (= Sterculia platanifolia) (BDC)
75. Freesia (= Lapeirousia, = Anemotheca) laxa (DM#): small bulb; easy; flower pink with red spots
76. Freesia (= Lapeirousia, = Anemotheca) laxa: small bulb; easy; flower white with red spots
77. Fremontedendron ‘California Glory’ (SF)
78. Fritillaria affinis (SG): to 3’; green-brown flower; wild collected at Mt Veeder, Napa County
79. Galvezia speciosa (CR)
80. Gasteria bicolor hyb (RBG)
81. Habranthus robustus (EH): lovely fall blooming bulb; start in pot, then transfer to ground after two or three years
82. Halesia Carolina (AB): Silver Bells
83. Haworthia truncata (RBG)
84. Helleborus hyb (MSI): mixed colors; good drought tolerant plant for shade
85. Helenium bigelovii (CR)
86. Heracleum lanatum (AB): Cow Parsnip
87. Hesperoyucca (= Yucca) whipplei (RBG & JS)
88. Heteropteris chrysophylla: malpighiaceous vine; yellow flowers followed by red seeds
89. Hibiscus esculentis ’Bowling Red’ (BP): Okra; pick daily during summer as the beautiful red pods grow crazy fast but these remain edible a bit longer than most; leaves heavily splotched deep burgundy
90. Hibiscus ferrugineus (KYH): from Madagascar; relatively profuse one-inch coral pink flowers; plant can handle a hot summer wall with ease, continuing to bloom without blinking
91. Hibiscus heterophyllus 2 3 (BP): easy shrub to 12’; 6” white flowers tinged with pink on the outside; fun one- to three-lobed leaves; sun to part-shade; water to dry
92. Hibiscus trionum (BC & RS): annual
93. Hibscus coccineus alba (KYH): much like its sister the red form, flowers with the petals separated from each other, and can live on both dry land and ponds; although from hot humid climates like Texas and Florida, this hardy perennial can handle our inland heat and dryness as long as it gets regular water; still needs to be tested along the coast and bay
94. Ixia viridiflora (JS)
95. Ixia viridiflora (DM#): mixed, flower color ranges from turquoise to white
96. Knowltonia capensis (SF): rather like a hellebore
97. Lachenalia pustulata (DM#)
98. Lathyrus ‘Cupani’ (DM*): very fragrant Sweet Pea of ancient lineage; flowers purple and pink
99. Lavatera asurgentiflora (SF): California Island native, does well in our continental climate even tolerating frost inland but needs some summer water inland
100. Lavatera maritima (= bicolor) 2 (CH): large shrub; leaves variegated cream/green; flowers bright purple with veining; acts like biennial, reseeds
101. Lavatera ‘Barnesly’ (RS)
102. Leonurus sibericus (JDM): annual or biennial to 6’; can be weedy
103. Leucocoryne vittata (MSI): beautiful bulb from Chile; seems need warm temperatures to stimulate bloom; can be grown in a deep pot; open pollinated so could be hybrid
104. Libertia grandiflora (JS)
105. Linaria purpurea x gynistifolia (KP): haphazard hybrids
106. Littonia modesta: vine appears yearly mid to late Spring; climbs by tendrils at the tips of leaves, which are in whorls of four; one-inch orange campanulate flowers; withers and disappears for the season after seed is ripe; withstands repeated winter water while dormant
107. Lobelia tupa (SF)
108. Lomatium californicum (SG): to 2’; chartreuse flower; wild collected at Cache Canyon, Yolo County
109. Lomatium sp (SG): to 8”; cream flower; wild collected in the Santa Lucia Mountains, Monterey County
110. Lupinus arboreus (BC): perennial; yellow flowers
111. Lupinus hyb (AB): Russell hybrids
112. Lycopersicon esculentum ‘Black Krim’ (EH): heritage tomato; great flavor; dark brown-red flesh; may crack; open pollinated; indeterminate
113. Lycopersicon esculentum ‘Bloody Butcher’ (EH): heritage tomato; juicy; red flesh; medium size; open pollinated; indeterminate
114. Lycopersicon esculentum ‘Brandywine’ (EH): heritage tomato; rich flavor; red flesh; to 24 oz; Amish origin; open pollinated; indeterminate
115. Lycopersicon esculentum ‘Cherokee Purple’ (EH): heritage tomato; like ‘Black Krim’ but less prone to cracking; open pollinated; indeterminate
116. Lycopersicon esculentum ‘Costoluto Genovese’ (EH): heritage tomato; ugly but delicious; good in hot or cool weather; open pollinated; indeterminate
117. Lycopersicon esculentum ‘Julia Childs’ (EH): heritage tomato; as good as she was; open pollinated; indeterminate
118. Lycopersicon esculentum ‘Orange Pineapple’ (EH): heritage tomato; delicious; beefsteak type; multicolor interior flesh; open pollinated; indeterminate
119. Lycopersicon esculentum ‘Purple Calabash’ (EH): heritage tomato; winey flavor; most purple flesh of all tomatoes; open pollinated; indeterminate
120. Lycopersicon esculentum ‘White Queen’ (EH): heritage tomato; juicy and sweet; beefsteak type; white flesh; open pollinated; indeterminate
121. Lysimachia minoricensis (BP): grown for its dark green leaves etched with silver veins; a little tricky to get going, but then quite easy; can re-seed gently in moist soil; great in a rock wall
122. Michelia champaca (BP): very floriferous with beautiful scent often used for perfume; long yellowish leaves; part-shade to sun in cooler climates
123. Mimulus hyb (SF): woody shrub; large flowers pure white
124. Muscari neglectum (KP)
125. Nigella hispanica ‘Curiosity’ (DM*)
126. Nyssa aquatica (BDC): pyrimidal tree to 35’; collected from a boat in a tidal brackish marsh, Pawley’s Island SC
127. Ochna pulchra (SF)
128. Oenothera elata hirsutissima (EH): wild collected at 3000’ in Plumas County; stratify 2-3 months
129. Onixotis stricta (DM#)
130. Orlaya grandiflora ‘Minoan Lace’ (AG): 20” umbel of white flowers; sun or part shade
131. Ornithogalum fimbrimarginatum (PVA)
132. Orthosanthus chimboracensis (SG): to 18”; blue flower
133. Orthosanthus sp (SG): to 16”; violet-blue flower
134. Osteomeles schweriniae (BDC)
135. Othonna retrofracta (RBG)
136. Papaver pilosum (KP): semi-double flower
137. Papaver pilosum floreplena (CM)
138. Papaver somniferum (BC): single
139. Papaver somniferum (PVA): to 3’; mauve flower
140. Passiflora membranacea (SF)
141. Pavonia rubra (KYH): South American; flowers red and orange all summer and well into fall; full sun
142. Penstemon smallii (CR)
143. Pinus coulteri (JS): grown in New Zealand
144. Platystemon californicus 2 (LB): Cream Cups
145. Psoralea pinnata
146. Quillaja saponaria (BDC)
147. Rhododendron occidentale (AB): California native; start in coconut fiber, do not cover
148. Rosa palustris (BDC): shrub to 4’ tall. 12’ broad; collected from a boat in a tidal brackish marsh, Pawley’s Island SC
149. Rosa pinetorum (EH): wild collected at 4000’ in Plumas County; stratify 2-3 months
150. Salvia apiana (BC)
151. Salvia curtiflora (SF)
152. Salvia karwinskii (RS): to 15’, can be trimmed lower; large sprays of red flowers
153. Salvia patens ‘Lavender Lady’ (PVA)
154. Salvia pratensis ssp haematodes (BC)
155. Salvia semiatrata (SF)
156. Salvia spathacea ‘Powerline Pink’ (CC)
157. Scabiosa hyb (AG): flower chocolate-burgundy
158. Selago serrata (JDM): perennial to 3’
159. Senna artemisoides (RBG)
160. Senna phyllodenia (RBG)
161. Sideritis cypiria
162. Solanum sp (RS): to 18”; lots of blueberry-sized fruits
163. Solidago californica (KYH): low growing and very drought tolerant; planted in my Danville dry area in late winter, bloomed throughout our drought-ridden hot summer, in full sun, without any water at all
164. Sparaxis elegans (DM#)
165. Sparaxis meterkemperi (DM#)
166. Stylomecon heterophylla 2(LB)
167. Synodea (= Sparaxis) variegata (DM#): South African bulb; flowers pink/yellow
168. Tabebuia chrysotricha (RBG)
169. Tagetes lemonii (AG): Mexican
170. Taxodium distichum (BDC): pyrimidal tree to 40’; fall color rust to orange; collected from a boat in a tidal brackish marsh, Pawley’s Island SC
171. Tecoma stans (RBG)
172. Tecoma stans ‘Gold Star’ (RBG)
173. Trachelium ‘Hamner Pandora’ (JDM)
174. Tradescantia pallida ‘Purple Heart’ (BC)
175. Trichosporum (= Aeschynanthus) radicans (SF): gesneriad for warm greenhouse; flowers bright red
176. Triteleia dudleyi (MSI): native to from Tulare County; small yellow flowers with purple anthers; good for container culture
177. Tritelia laxa (DM#)
178. Trochetiopsis ebenus (SF): endangered plant originally found on the cliffs of Napoleon’s St Helena; needs a climate of little to no frost to survive
179. Tropaeolum majus (KB): nasturtium “Whirlybird Cream”; semi-double flowers medium yellow
180. Tropaeolum majus (KB): nasturtium; single flowers light yellow
181. Tweedia caerulea (= Oxypetalum caeruleum) (JH & JS)
182. Verbascum bombyciferum ‘Arctic Ice’ (SG): to 6’; yellow flower
183. Verbena hastata ‘Alba’ (BC): to 4’; mid-summer bloom
184. Veronicastrum virginicum (KB): like veronica to 3’ tall, 1’ wide; flower spikes clear white; deciduous
185. Vigna (= Dolichos) sesquipedalis (EH): Chinese Long Bean
186. Vitis rotundifolia (BDC): Muscadine Grape; vigorous to 100’, but sparingly watered forms a vining shrub in Los Gatos; collected from a boat in a tidal brackish marsh, Pawley’s Island SC
187. Watsonia aleroides (DM#)
188. Watsonia humilis (DM#)
189. Xanthoceras sorbifolia (BC): stratify
190. Yucca gloriosa?: variegated
191. Yucca schottii
192. Zinnia peruviana (DM#): annual
193. Zinnia ‘Old Mexico’ (PVA): to 18”; mildew resistant; 2” flowers double pompoms, deep mahogany red with bright gold to orange
194. mystery seed Calandrinia spectabilis (RS): succulent leaves; one-inch five-petalled pink flowers trailing on stalk, opening for one day one at a time