Sab and Amber discuss opera, citrus genetics and taking inspiration from caterpillars when it comes to clenching exercises. 

22:16 Help! My grass tree is beginning to rot... can it be saved? 

39:19 How to teach kids about hereditary genetics with a weird mystery citrus tree.

48:40 Boots 'n Utes: Stop Smacking Bugs! Horticulturalist Ciara Hall speaks with reporter Christine Layton.

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Listen to the program live on Saturdays at 9:00AM on ABC Radio Perth and ask your questions by calling in on 1300 222 720 or text 0437 922 720.