Sigrid de Vries - Frensen: 'Mme. Alfred Carrière'
Sigrid de Vries - Frensen: Rosa 'Heritage'
Sigrid de Vries - Frensen: Geranium x oxonianum 'Bregover Pearl'
Sigrid de Vries - Frensen: Geranium psilostemon
Sigrid de Vries - Frensen: Geranium macrorrhizum
Sigrid de Vries - Frensen: Nectaroscordum siculum
Sigrid de Vries - Frensen: Clematis 'Niobe'
Sigrid de Vries - Frensen: Geranium clarkei 'Kashmir White'
Sigrid de Vries - Frensen: Geranium phaeum
Sigrid de Vries - Frensen: Geranium phaeum
Sigrid de Vries - Frensen: Geum rivale 'Pink Frills'
Sigrid de Vries - Frensen: Clematis alpina 'Willy'
Sigrid de Vries - Frensen: Tulipa 'Black Parrot'
Sigrid de Vries - Frensen: Clematis 'Brunette'
Sigrid de Vries - Frensen: Tulipa viridiflora 'Pimpernel'
Sigrid de Vries - Frensen: Darmera peltata 'Nana'
Sigrid de Vries - Frensen: Euphorbia griffithii 'Fireglow'
Sigrid de Vries - Frensen: Rodgersia podophylla 'Rotlaub'
Sigrid de Vries - Frensen: Fritillaria meleagris
Sigrid de Vries - Frensen: Prunus subhirtella 'Autumnalis'
Sigrid de Vries - Frensen: Euphorbia griffithii 'Fireglow'
Sigrid de Vries - Frensen: Heuchera brizoides "Melting Fire"
Sigrid de Vries - Frensen: Dahlia australis
Sigrid de Vries - Frensen: Persicaria amplexicaulis 'Rosea'
Sigrid de Vries - Frensen: Persicaria amplexicaulis 'Fire Tail'
Sigrid de Vries - Frensen: Crocosmia 'Lucifer'
Sigrid de Vries - Frensen: Clematis 'My Angel'
Sigrid de Vries - Frensen: Birthday flower