Silverhill Seeds Catalogue 25 April 2013 (alphabetically)

10.
Huernia cf kirkii (Apocynaceae) US$ 3.50 per Pkt
Short, pretty stems marked with mauve & grey, large cream fl with rusty-red markings. Sow Sp. Zone 10. 6 seeds per pkt.
Hymenogyne conica (Mesembryanthemaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
Ann, flat succulent lvs, pale yellow fl on long stalks Sp, seed capsules break into segments and don't open in water (unlike other Mesembs). Sow Au.
Zone 8. Seeds difficult to germinate.
Hymenogyne glabra (Mesembryanthemaceae) US$ 3.50 per Pkt
Prostrate ann, yellow/straw-coloured fl on long pedicels, unusual winged seeds, coastal to dry sandy conditions. Sow Au. Zone 8.
Hymenolepis indivisa (Asteraceae) US$ 3.50 per Pkt
Slender shrub to 1.3m, filiform lvs, discoid yellow fl in rounded heads Sp-Su. Sow Au. Zone 8.
Hymenolepis parviflora (Asteraceae) US$ 3.50 per Pkt / US$ 6.00 per Gram
1-3m compact shrub, finely divided foliage, showy yellow fl Su, easy. About 400 seeds/gram. Sow Au. Zone 8.
Hypericum aethiopicum (Clusiaceae) US$ 3.50 per Pkt
10-30cm perenn, primrose yellow fl Sp-Su. Sow Sp. Zone 8.
Hypericum revolutum (Clusiaceae) US$ 3.50 per Pkt
"Curry bush", 1-3m shrub, forest pioneer, attractive bright yellow fl sporadically all year, beautiful shrub, curry smell. Sow Sp. Zone 8.
Hyperocanthus amoenus (= Gardenia neuberia) (Rubiaceae) US$ 3.50 per Pkt
To 7m shrub/small tree, ash-grey bark, dark green shiny lvs, very attractive sweetly scented rosy-pink to white fl Su-Au, shiny dark-green fruits. Sow
Sp. Zone 9.
Hypertelis salsoloides (Molluginaceae) US$ 3.50 per Pkt
25cm branched perenn, cylindrical succ leaves, pink fl with reflexed petals & long yellow stamens, grows in saline soils. Sow Au. Zone 8.
Hypocalyptus sophoroides (Fabaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
4m shrub, maroon stems, tri-foliate bluish-grey leaves, large heads of magenta fl with yellow centres Sp, beautiful plant. Sow Au. Zone 8.
Hypodiscus sp (Restionaceae) US$ 3.50 per Pkt
To 1m, decorative seed heads. Sow Au. Zone 8.
Hypodiscus synchroolepis (Restionaceae) US$ 3.50 per Pkt
1m, attractive arching habit, distinctive seed heads. Difficult to germinate. Sow Au. Zone 8.
Hypoestes aristata (Acanthaceae) US$ 3.50 per Pkt
1m shrub, 4-angled stems, soft leaves in whorls, 2-lipped pale purple fl with dark purple dots Su-Wi, attractive, coast, shade. Sow Sp. Zone 8.
Hypoxis colchicifolia (Hypoxidaceae) US$ 3.50 per Pkt
Broad wavy attractive leaves, yellow fl Sp. Sow Sp. Zone 7.
Hypoxis hemerocallidea (old name H. rooperi) (Hypoxidaceae) US$ 3.50 per Pkt
"Gifbol", 50cm, compact, decid/evergeen, many large bright yellow fl Sp-Su, sun, med, moist areas. Sow Sp. Zone 7.
Hypoxis iridifolia ? (old name H. obtusa) (Hypoxidaceae) US$ 3.50 per Pkt
25cm, leaves appear before fl, leaf margins with white hairs, yellow fl Sp, sand. Sow Sp. Zone 8.
Hypoxis rigidula (Hypoxidaceae) US$ 3.50 per Pkt
Yellow star-shaped fl Su. Sow Sp. Zone 7.
Hypoxis villosa (Hypoxidaceae) US$ 3.50 per Pkt
"Golden winter star", 15-20cm, yellow fl Au. Sow Sp. Zone 8.
Hypoxis villosa var obliqua (Hypoxidaceae) US$ 3.50 per Pkt
To 20cm, rhizomatous, lanceolate hairy lvs, bright yellow fl Au. Sow Au/Sp. Zone 8.
Ilex mitis (Aquifoliaceae) US$ 3.50 per Pkt / US$ 6.00 per 100
"African holly", 25m tree, shiny dark lvs, profuse white scented fl Su, edible red berries attract birds, med, likes water. Sow Sp. Zone 10.
Impatiens hochstetteri ssp hochstetteri (Balsaminaceae) US$ 3.50 per Pkt
"Wild balsam", 20-60cm erect/straggling perenn, soft leaves, pink/white fl Sp-Au, wet/water. Sow Sp. Zone 10.
Imperata cylindrica (Poaceae) US$ 3.50 per Pkt / US$ 5.00 per 100
Perenn to 1m, lvs broad in middle, reddish in winter, beautiful silky white panicle, seasonally damp places. Sow Sp. Zone 8.
Indigofera alpina (Fabaceae) US$ 3.50 per Pkt
Perenn to 25cm, densely leafy, 3-foliate lvs, racemes of brick-red fl Sp - Su. Sow Au/Sp. Zone 8.