TEMPERATURES 



423 



Growing Temperatures Required by Plants 

 in Greenhouses 



Deg. 



Abutilon 55-65 



Acacia. . .45-50; prop. , .60-70 



Acalypha 70, prop . . 60-70 



Achimencs 60 



Adiantum 60 



Farleyense 65-70 



Agapanthus 50 



Agathea 55 



Agave 70 



Ageratum 50 



Aglaonema 65-70 



Akebia 45-50 



AUamandas 65-70 



Alocasia, never below 60 



Aloysiacitriodora 55 



Alternanthera 60 



Alyssum 50 



Amaryllis, start at 5'J, run 



to 60-70 



Ananas 70 



Anthericum 55 



Anthurium 65 



Antirrhinum, night 48-52, day 70 



Aralia 50-60 



Araucarias 50 



Ardisia 50 



Aristolochia 70 



Asparagus 55-60 



Aspidistra 50-75 



Asplenium 55-60 



Asters 55 



Astilbe 55-60 



Aucuba, cool, prop 50-60 



45-50 



Begonia, night 55-60; day. . . 60 



Rex, semi-tuber 70 



Bellis perennis cool 



Bilbergia 65-70 



Bougainvillea 53-60, re- 

 duce after flowering, 



Bouvardia 60 



Brunfelsia 50 



Cactus, night min 55 



Caladium 75 



Calathea 65 up 



Calceolaria . . 50, never over . . 65 



Calla 55 



Camellia, not less than. .40-60 



Cannas 40-50 



Carludovica 70-75 



Carnations 50-52 



Centaurea cool 45 



Cheiranthus 45-50 



Chorizema .58-60, prop. .65-70 



Deg. 



Chrysanthemums 50-52 



Cineraria 40-45 



Clivia at least 40 



Citrus 50-55 



Clerodendron 65 



Cobsa 60 



Coleus 65, prop 60-65 



Cordylinea 55-60 



Cotyledon 55-60 



Crinum 70 



Croton night, not below 



60; day 70 



Cycas 50 



Cyclamen, night 50; day. . . .65 



Cytisus 55, prop 45 



Davallia 60-66 



Dicksonia 55-60 



Dieffenbachiag 65 



Dracaena 55-60 



fragrans 65-70 



Eichhornea 60-70 



Erica, night. .50; day 60 



Eucharis 60-65 



Euphorbia pulcherrima, 



night 50-65; day.... 70 



Ficus 60-75 



Fittonia 65 prop. 



Freesias 55-60 



Fuchsia prop. 50-55 



Gardenias, night. . .65-68; 



day 65-70 



Gerbera bottom heat 



Gladiolus 50-52 



Gloxinias 65-70 



Grevillea 50 



Hedera helix, prop 50-55 



Heliotrope, prop 60 



Hoya carnosa 50 



Hydrangeas, start ...45, 



flower .... 65, prop 50-55 



Impatiens Suitani 55 



Iresine 60-65 



Jasminum 50-55 



Kalmia 50 



Lachenalias 50 



Lantana 60-65 



Lapageria 45 



Lilium, night . 50; day. .60-70 



Lily of the Valley 70-80 



Limnocharis Humboldtii 65 



Lomaria 65-70 



Lupinus, night, min 45 



Manettia bicolor 60 



Maranta 65 



Deg. 



Metrosideros robusta 45 



Mignonette, night. .45-48, 



day 55 



Monstera, night .65; day. .80 

 Musa, night. .68; day.... 78-88 



Narcissus cool 



Nepenthes 80-90 



Nymphgea 70 



Orchids 



Calanthe 65-90' 



Cattleyas 55-60 



Coelogyno cristata 60 



Cypripedium 50-55 



Dendrobium nobile 60 



Lslia anceps 50 



Odontoglossum 55-60 



Oncidium varicosum, 



night 70; day 90 



Phalaenopsis 70 



Osraanthus, night 45-50; 



day 50-55 



Oxalis 60 



Palms, minimum 60 



Pandanus 65-70 



Pansies, night.. 45; day.. 60' 



Pelargonium, prop 56-60^ 



Peperoraias. ,55-60, prop. . .75 



Petunias 45-50 



Phormium 65 



Platycerium, night 60 



Primula: 



obconica 40-45 



sinensis 50-55 



Pteris 65 



Rhododendron 45-50 



Ricinus, Castor Bean 70 



Rose 58-60 



Saintpauiia 65 



Santolina 50-55 



Schizanthus. 45-50 



Senecio 60 



Solanum 50-55 



Smilax 65 



Stevias, night. 40; day. 50; 



prop 50-55 



Strelitzia 50 



Swainsona 50-55 



Sweet Peas 55-60 



Tradescantia 40-45 



Tuberose 50 



Verbenas 50-55 



Victoria 70 



Vinca 60-65 



Viola 40-60, keep low 



