Description Begonia ‘Oteka’ has large teardrop shaped leaves that come in varying degrees of shimmery silver and purple. Purple coloration is more vibrant in cooler months. The starter plants for sale may not have developed purple coloration yet, so if you receive all silver leaves just give it a little time to grow. Care: Bright, indirect light 45 to 95 degrees 8 to 10 in. tall Allow soil to become fairly dry between waterings. Humidity 50 to 60% Family: Begoniaceae This plant is shipped in a 3.5 inch pot.