A guide to keeping and breeding tropical butterflies focusing on the Glasswing butterfly, Greta oto.
Glasswings feed on Cestrum nocturnum, Cestrum parqui and Cestrum elegans
Eggs: 3 - 5 days
Larvae: 14 - 18 days
Pupae: 7 - 9 days
Adults: 6 - 12 weeks
Alkaloids from:
Senecio vulgaris, Borage, Heliotropium indicum
Daytime Temperature: 18 - 28c ideally 21c
Night Temperature: 8 - 15c ideally 12c
Where to buy:
London Pupae Supplies - oxfly.co.uk
Stratford Butterfly Farm - tropicalbutterflypupae.com
Stuart's Butterflies - stuartsbutterflies.co.uk
Tropical Butterflies UK tropicalbutterflies.co.uk
Feeding
Fruits: banana, pineapple
Flowers: Lantana, Pentas, Stachytarpheta, Buddleia, Centranthus, Honeysuckle, Verbena.
![](https://i.ytimg.com/vi/jeE9FRQtDDo/maxresdefault.jpg)