I Start Begonia Bulbs In My Greenhouse. How To I Get Blooms Early Instead Of Leggy Leaves And Late Blooms?

Question

I winter my begonia bulbs and start them in early spring. They do great but the blooms don’t show for several months.

Answer 1

Pinch them back as they are growing to encourage a bushier plant. Add some balanced fertilizer (10-10-10) to help with the blooms. Make sure they are getting some sun. That will help the blooms. Here is more:

https://www.gardeningknowhow.com/ornamental/flowers/begonia/growing-begonias-from-corms.htm