Side-by-side plant comparison — which is right for your garden?
Pennisetum alopecuroides
Poaceae · grasses
Allium sativum
Amaryllidaceae · vegetables
Fountain Grass (Zones 5-9)
Garlic (Zones 3-8)
Overlap: Both grow in zones 5–8
| Feature | Fountain Grass | Garlic |
|---|---|---|
| Scientific Name | Pennisetum alopecuroides | Allium sativum |
| Family | Poaceae | Amaryllidaceae |
| Category | grasses | vegetables |
| Sun | ☀️ Full Sun | ☀️ Full Sun |
| Water | 💧💧 Medium | 💧💧 Medium |
| Soil | Well-drained | Rich, Well-drained |
| Height | 4' | 2' |
| Spread | 3' | 6" |
| Bloom Season | Summer-Fall | Summer |
| Bloom Color | Pink, Tan | White, Pink |
| Growth Rate | Fast | Medium |
| Native Region | East Asia, Australia | Central Asia |
| Maintenance | Low | Low |
Fountain Grass
Garlic
Fountain Grass
Garlic
Choose Fountain Grass if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 5–9.
Choose Garlic if you want a low-maintenance plant, and want deer resistance. It thrives in full sun with medium water in zones 3–8.
Plant them together? Both overlap in zones 5–8. They share similar sun requirements (full sun), making them potential garden companions.
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