 | Iris
'Arctic Monkey' |
| Herbaceous Flowers, Spikey | Dark blue flowers (Summer), Medium Green foliage |
 | Iris sibirica
'Silver Edge' |
| Herbaceous Flowers, Spikey | Dark blue flowers (Summer), Medium Green foliage |
 | Iris unguicularis |
| Herbaceous Flowers, Spikey | Dark blue flowers (Summer), Medium Green foliage |
 | Iris sibirica
Siberian Iris |
| Herbaceous Flowers, Spikey | Dark blue flowers (Summer), Medium Green foliage |
 | Muscari hyacinthoides |
| Herbaceous Flowers, Container-friendly, Rounded - Clump | Dark blue flowers (Spring), Medium Green foliage |
 | Meconopsis betonicifolia
Blue Poppy |
| Herbaceous Flowers, Rounded - Clump | Dark blue flowers (Summer), Medium Green foliage |
 | Iris pallida
Bearded Iris |
| Herbaceous Flowers, Spikey | Dark blue flowers (Summer), Medium Green foliage |
 | Gentiana X stevenagensis
'Strathmore'
Gentian |
| Herbaceous Flowers, Alpine, Container-friendly, Spreading clump | Dark blue flowers (Autumn), Medium Green foliage |
 | Iris
'Licorice Stick' |
| Herbaceous Flowers, Spikey | Dark blue flowers (Summer), Medium Green foliage |
 | Iris sibirica
'Tropic Night' |
| Herbaceous Flowers, Spikey | Dark blue flowers (Summer), Medium Green foliage |