Catalog
Perennials
Agastache 'Black Adder'
Giant hyssop
Height: 80-100 cm
Flowers: smoky-lavender, VII-IX
Winter-hardiness zone: Z5 ?
Agastache 'Blue Fortune'
Giant hyssop
Height: 80 cm
Flowers: lavender blue, VII-IX
Winter-hardiness zone: Z5 ?
Agastache rugosa 'Golden Jubilee'
Purple giant hyssop
Height: 70 cm
Flowers: lavender blue, VII-IX
Winter-hardiness zone: Z5 ?
Alcea rosea plena 'Chaters Purple'
Hollyhock
Height: 180 cm
Flowers: reddish-purple, double, VII-IX
Winter-hardiness zone: Z3 ?
Alcea rosea plena 'Chaters Salmon Pink'
Hollyhock
Height: 180 cm
Flowers: salmon-pink, double, VII-IX
Winter-hardiness zone: Z3 ?
Alcea rosea plena 'Chaters White'
Hollyhock
Height: 180 cm
Flowers: white, double, VII-IX
Winter-hardiness zone: Z3 ?
Alcea rosea plena 'Chaters Yellow'
Hollyhock
Height: 180 cm
Flowers: yellow, double, VII-IX
Winter-hardiness zone: Z3 ?
Alchemilla erythropoda
Dwarf lady's mantle
Height: 25/15 cm
Flowers: yellow-green, VI-VIII
Winter-hardiness zone: Z3 ?
Alchemilla mollis 'Auslese'
Lady's mantle
Height: 60/40 cm
Flowers: greenish yellow, V-VII
Winter-hardiness zone: Z4 ?
Amsonia 'Blue Ice'
Blue star
Height: 50 cm
Flowers: dark lavender blue, VI-VII
Winter-hardiness zone: Z4 ?