| Scientific Name: | Matricaria discoidea |
| Common Name: | pineapple weed |
| Family Name: | Asteraceae |
| Origin: | North America |
| Hardiness Zone: | Zone 6: (-23 to -18 °C) |
| Plant Type: | Annual (true), Weed (horticultural) |
| Mature Size: | 0.1 - 0.2m x 0.1 - 0.3m (height x width) |
| Habit: | Spreading, Upright |
| Form: | Irregular |
| Texture: | Fine |
| Landscape Uses: | Attract beneficial insects, Attract butterflies, Herb |
| Exposure: | Full sun |
| Soil or Media: | Well-drained |
| Leaves: | Dissected, Compound, Alternate, Basal, Soft flexible, Pinnate venation, Pubescent, Distinctive smell, Tripinnate, Oblong, Incised |
| Flowers: | Head (capitulum), Yellow, Green-yellow, Jun-Jul-Aug-Sep |
| Fruit: | Achene, Brown, Sep-Oct |
| Key ID Features: | |
| Annual weed 4-40cm tall; stem leaves alternate, most oblong, 1-7cm long x 0.2-2cm wide; flower heads cone-shaped, composed of many densely packed disk florets with yellowish-green corollas, ray florets absent, have a chamomile-pineapple aroma when crushed. | |