Gardening Calendar August 23, 2021August 12, 2021 by Amye King August lawn care tips:Apply 1 pound nitrogen per 1,000 square feet to bermudagrass and St. Augustine grass. Skip this month for fertilizing centipedegrass and zoysiagrass.Mow often (every 5 to 10 days) to remove just 1/3 the grass height at each mowing.Water lawns as needed (grayish color or curling leaf blades).Stop fertilizing warm-season turf types at the end of the month. 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.