Here's what I have so far for the Newcastle trade:

Aster, blue, fall blooming

Columbine, I think it's Nora Barlow, color unknown - pink, dark pink or white

Echinops ritro "Veitch's Blue - winter sown seedlings, 1 trade only

Larkspur Mixed colors - winter sown seedlings, lots

Lupin polyphyllus 'Gallery yellow' - winter sown seedlings

Lychnis chalcedonica 'Dusky Salmon' - winter sown seedlings

Knautia macedonia - winter sown seedlings

Oregano - large plants

Scabiosa ochorleuca - winter sown seedlings

Sorrel - 3 well grown plants, perennial in my garden

Here's some wants, but feel free to try me on something else. I love light yellow, blue, and apricot/peach flowers:

Aquilegia - any kind but pink

Brunnera macrophylla 'Blue Angel'

Bleeding heart - white

Campanula persicifolia - white

Clarkia elegans 'Salmon Queen'

Cosmos 'Apricot'

Daylily - any tall, lighter yellow or apricot/peach

Digitalis davisiana

Gentiana asclepidea

Geum 'Mango Lassi'

Hosta - any blue and green or lighter green variety

Myrrhis odorata (sweet cicely)

Platycodon 'Hakone White Double'

Playcodon 'Astra Double Blue' or 'Double Blue'

Tiarella 'Spring Symphony'

Vancouveria planipetala