Silverhill Seeds Catalogue 25 April 2013 (alphabetically)

35-90cm, 5 leaves with lightly thickened midvein & margins, light scarlet red fl Sp-Su. Sow Au.
Watsonia strubeniae (Iridaceae) US$ 3.50 per Pkt
0.6-1m, Su growing, 4-5 lvs with heavily thickened margins, long spikes of small delicate pale pink fl Su-Au, grassland. Sow Sp. Zone 8.
Watsonia tabularis (Iridaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
1.5m, leaves sheath the stem, red-orange fl Su, very striking. Sow Au.
Watsonia vanderspuyiae (Iridaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
1-2m, broad leaves, bright red fl Su, dry areas, striking species. Sow Au.
Watsonia watsonioides (Iridaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
0.5-1m, Su-growing, leaves have heavily thickened margins, many small pale yellow/maroon fl Su-Au. Sow Sp. Zone 8.
Watsonia zeyheri (Iridaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
To 0.8m, 4 leaves, salmon-orange fl Sp-Su, damp areas. Sow Au.
Welwitschia mirabilis (Welwitschiaceae) US$ 3.50 per Pkt / US$ 30.00 per 100
Coniferous plant of Namib Desert, swollen woody stem becoming monstrous with age (2 000 years!), 2 leaves only which grow continuously & are
maintained for life, sexes separate. Sow Sp-Su. Zone 10.
Whiteheadia bifolia (Liliaceae) US$ 3.50 per Pkt
8-12cm, Wi-growing, prostrate leaves, white fl in dense spikes Wi-Sp, Namaqualand. Sow Au. Zone 8. 8 seeds/pkt
Wiborgia mucronata (Fabaceae) US$ 3.50 per Pkt
1-2m spreading thorny shrub, pale yellow fl Sp. Sow Au. Zone 8.
Widdringtonia cederbergensis (Cupressaceae) US$ 3.50 per Pkt / US$ 7.00 per 100
"Clanwilliam cedar", 20m gnarled tree, reddish-grey flaking bark, beautiful pale yellow wood, rare. Sow Au. Zone 8.
Widdringtonia nodiflora (Cupressaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
"Mountain cedar", 5m evergr conifer, flaking bark, needle-like leaves, fragrant durable wood, container. Sow Sp/Au. Zone 8.
Willdenowia incurvata (Restionaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
"Sonkwasriet", to 1m, clump-forming with chestnut-brown seed heads, restio of the drier parts of the Western Cape, accent plant. Sow Au. Zone 8.
Wrightia natalensis (Apocynaceae) US$ 3.50 per Pkt
Decid tree to 12m, greyish-green bark peeling to reveal yellow, opposite drooping lvs, small trumpet shaped sweetly scented yellow fl in clusters Sp,
paired slender pods. Sow Sp. Zone 10.
Wurmbea capensis ? (Colchicaceae) US$ 3.50 per Pkt
To 10cm, linear lvs, spike of up to 7 cream fl with brown speckles Sp. Sow Au. Zone 8.
Wurmbea elatior (Colchicaceae) US$ 3.50 per Pkt
"Pepper-and-salt flower", to 40cm, Su-growing, leaves with sheathing stem and slender tips, musky smelling white fl with shiny deep red to purplish
black markings Su-Au. Sow Sp. Zone 6.
Wurmbea hiemalis (Colchicaceae) US$ 3.50 per Pkt
To 15cm, linear lvs, spike of white fl with dark margins Au-Sp. Sow Au. Zone 8.
Wurmbea kraussii (Colchicaceae) US$ 3.50 per Pkt
To 15cm, Su-growing, solitary basal leaf, spikes of white/pink fl Sp-Su. Sow Sp. Zone 7.
Wurmbea marginata (Colchicaceae) US$ 3.50 per Pkt
"Swartkoppie", 6-22cm, Wi-growing, lanceolate leaves, scented red/purple fl with darker margins Sp. Sow Au. Zone 8.
Wurmbea recurva (Colchicaceae) US$ 3.50 per Pkt
5-20cm, Wi-growing, vanilla-scented dark reddish or purplish-black fl Sp. Sow Au. Zone 8.
Wurmbea sp (Colchicaceae) US$ 3.50 per Pkt
Dwarf Su-growing plant on summit of berg, growing in turf & gravel patches. Fl not seen. Sow Sp. Zone 7.
Wurmbea spicata (Colchicaceae) US$ 3.50 per Pkt
20cm, Wi-growing, dense inflorescence of fragrant star-shaped cream fl with/without dark margins Sp, pot. Sow Au. Zone 8.
Xanthocercis zambesiaca (Fabaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
"Nyala tree", 25m evergr tree, white rose-scented fl Su, edible yellow-brown berry, beautiful, slow. Sow Sp. Zone 10.
Xenostegia tridentata (Convolvulaceae) US$ 3.50 per Pkt
Prostrate or twining ann/perenn, simple linear lvs, pale yellow fl Sp - Au, med. Sow Sp. Zone 8.
Xeroderris stuhlmannii (Fabaceae) US$ 3.50 per Pkt