Gardening Calendar March 21, 2021March 18, 2021 by Amye King March: RosesWatch new growth for aphidsBegin a spray or dust programBegin fertilizingMarch: LawnsPlant Bermuda, zoysia and centipede in south AlabamaFertilize established lawns Information gathered from Alabama Cooperative Extension System Support the Montgomery Botanical Gardens when you shop on Amazon and a portion of your purchase will go to improve the Gardens. 1. Go to smile.amazon.com2. Click the ‘Start Shopping’ button3. Shop as usual.