• 'Blue Heaven Flutterby' Butterfly Bush
• Baby Pete(TM) Lily Of The Nile
• Bennerup Blue Siberian Iris
• Blue Fortune Hyssop

• Blue Waterfall Serbian Bellflower
• Bowles' Common Periwinkle
• Dwarf Lily Of The Nile
• Emerald Blue Creeping Phlox

• Goodness Grows Speedwell
• Grace Ward Lithodora
• Guardian Blue Delphinium
• Lily Of The Nile

• Midknight Blue® Agapanthus
• Professor Kippenburg Dwarf Aster
• Queen Anne Lily Of The Nile
• Royal Candles Speedwell

• Sunny Border Blue Speedwell
• Variegated Sweet Iris
• Walker's Low Catmint