This page lists plants which are classified as being tender.

Tender plants are must be sown on a hotbed, or in stronger heat than is required for half-hardy plants.

Balsams
Biota
Cleome
Cockscomb
Coleus
Convolvulus (Morning Glory)
Cress
Daphne
Egg Plant (Aubergine)
Ericas (Heaths)
Euphorbia
Globe Amaranthus (Gomphrena)
Ivy (Hedera)
Mandevillea Suaveolens
Oxalis
Saxifrage (London Pride)
Sempervivum (Houseleek)
Solanum
Thuya (Arbor Vitae)