| Scientific Name: | Helichrysum thianschanicum |
| Common Name: | silver spike |
| Family Name: | Asteraceae |
| Origin: | Europe |
| Hardiness Zone: | Zone 8a: (-12 to -9.5 °C) |
| Plant Type: | Annual (grown as) |
| Mature Size: | 0.4 - 0.7m x 0.3 - 0.6m (height x width) |
| Habit: | Open, Upright |
| Form: | Round |
| Texture: | Fine |
| Landscape Uses: | Bedding plant, Container planting |
| Exposure: | Full sun |
| Soil or Media: | Alkaline, Rocky or gravelly or dry, Well-drained |
| Leaves: | Simple, Alternate, Basal, Soft flexible, Pubescent, Tomentose, Linear, Entire |
| Flowers: | Head (capitulum), Yellow, Jul-Aug-Sep |
| Fruit: | Achene, Brown, Sep-Oct |
| Key ID Features: | |
| Leaves linear-spatulate (to linear-lanceolate on flowering stems), 6-10cm long x 2-4mm wide, tomentose, hairs whitish-grayish; heads ~1cm wide, yellow with ~25 florets, in a corymb-like arrangement, Jul-Sep. | |