 | Camassia leichtlinii
Lady Eve Price
Bear's Grass, Camassia |
| Herbaceous Flowers, Bulb, Upright - Clump | Dark blue flowers (Spring), Medium Green foliage |
 | Veronicastrum virginicum
'Fascination'
Culver's Root 'Fascination' |
| Herbaceous Flowers, Upright - Clump | Dark blue flowers (Summer), Medium Green foliage |
 | Eryngium tricuspidatum
Sea Holly |
| Herbaceous Flowers, Container-friendly, Upright - Clump | Dark blue flowers (Summer), Silver foliage |
 | Echinops setifer
Echinops |
| Herbaceous Flowers, Upright - Clump | Dark blue flowers (Summer late), Dark Green foliage |
 | Ajuga reptans
Bugle, Ajuga |
| Herbaceous Flowers, Ground cover, Container-friendly, Spreading ground hugging | Dark blue flowers (Spring), Purple foliage |
 | Ceratostigma plumnaginoides
Hardy Plumbago, Ceratostigma |
| Herbaceous Flowers, Ground cover, Container-friendly, Spreading clump | Dark blue flowers (Summer late), Dark Green foliage |
 | Onopordon acanthium
Scotch Thistle, Onopordon |
| Herbaceous Flowers, Spikey | Dark blue flowers (Summer), Silver foliage |
 | Salvia x sylvestris
'Mainacht'
Sage |
| Herbaceous Flowers, Ground cover, Container-friendly, Rounded - Clump | Dark blue flowers (Summer late), Medium Green foliage |
 | Lupinus
'Gallery Blue'
Lupin |
| Herbaceous Flowers, Rounded - Clump | Dark blue flowers (Summer), Medium Green foliage |
 | Nepeta racemosa
'Walkers Low'
Catnip, Nepeta |
| Herbaceous Flowers, Herbs, Ground cover, Culinary, Container-friendly, Spreading arching | Dark blue flowers (Summer early, scented), Grey foliage |