Side-by-side plant comparison — which is right for your garden?
Iris germanica
Iridaceae · flowers
Citrus limon
Rutaceae · trees
Iris (Zones 3-9)
Lemon Tree (Zones 9-11)
Overlap: Both grow in zones 9–9
| Feature | Iris | Lemon Tree |
|---|---|---|
| Scientific Name | Iris germanica | Citrus limon |
| Family | Iridaceae | Rutaceae |
| Category | flowers | trees |
| Sun | ☀️ Full Sun | ☀️ Full Sun |
| Water | 💧 Low to Medium | 💧💧 Medium |
| Soil | Well-drained | Well-drained, Sandy, Acidic |
| Height | 3' | 20' |
| Spread | 1' 6" | 15' |
| Bloom Season | Spring | Year-round |
| Bloom Color | Purple, Blue, Yellow, White | White, Purple |
| Growth Rate | Medium | Medium |
| Native Region | Mediterranean, Europe | Southeast Asia |
| Maintenance | Low | Medium |
Iris
Lemon Tree
Iris
Lemon Tree
Choose Iris if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with low to medium water in zones 3–9.
Choose Lemon Tree if you don't mind medium maintenance, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 9–11.
Plant them together? Both overlap in zones 9–9. They share similar sun requirements (full sun), making them potential garden companions.
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