Join Sarah and Mr Pottifer in their magical plant shop, where fantastical creatures grow on trees!It''s nearly Christmas Day when an unexpected visitor arrives – it''s Santa, and he needs their help!His reindeer are in bed with Antler Flu and without them, he can''t deliver his presents on time. But growing well-behaved reindeer isn''t as easy as it seems. . . and before long the mischevious creatures have created a rather MERRY MESS!Can Sarah figure out a way to save Christmas before it''s too late?This rhyming story full of festive fun celebrates being different, and the importance of teamwork.Other stories in the How to Grow series:How to Grow a UnicornHow to Grow a DragonHow to Grow a Mermaid