August Gardening Calendar

Wondering What You Should Be Doing In Your Garden?

Below is a calendar of key things you can be doing in your garden during the month of August.

Watermelons, an orange tree, and soil with soil health and amendment symbols and small plant starts.

Approximate Timing & August Gardening Activities

Early August:

  • Want a summer lawn or limited turf area? It's your last chance to plant Bermuda grass by seed!
  • Looking for lawn alternatives? Check out our low-water-use groundcovers...
  • Shade cloth can protect your precious plants from our extreme heat! Pick up some today...
  • Start seeds indoors for fall vegetables! We've got the tools you need to successfully grow from seed.
  • Amend your soil to help get your garden ready for fall veggies and herbs.
  • Talk with one of our Trusted Garden Advisors to learn about natural and organic fertilizers for your Tasty Garden and desert landscape.

Black Strawberry Tomatoes growing on the vine.Mid-August:

  • Fertilize your citrus for the tastiest and healthiest fruits!
  • It's time to plant early tomato starts.
  • Add iron and nitrogen to soil to stave off the yellowing of plants.
  • It's time to plant melons.

Late August:

Click the button below to download a PDF version of this calendar, for easy printing or larger viewing...


seedlings in biodegradeable pots in seed trays

August Planting Calendar

Plant the following edibles from 8/1 - 8/14:

  • Seeds: Snap beans, blackeyed peas, carrots, sweet corn, green onions, pumpkin, and winter squash 
  • Transplants: Tomatoes

Plant the following edibles from 8/15 - 8/31: 

  • Seeds: Snap beans, blackeyed peas, bok choy, broccoli, Brussel sprouts, cabbage, Chinese cabbage, carrots, cauliflower, celery, chard, collard greens, sweet corn, cucumbers, kale, kohlrabi, head and leaf lettuces, leek, mustard, green onions, summer squash, and turnips

To get the most out of your garden harvest, visit your local SummerWinds Nursery and let our Trusted Garden Advisors help you select the best vegetables and the right time to plant.  For additional tips, download the Maricopa County Garden Planting Calendar for Annual Fruits and Vegetables.

A bunch of watermelons, with 1/2 of a melon on top; 3 tomato plant starts; and a green oranges ripening on a tree

Want More?  Register for one of our FREE Learn ‘n Grow classes online!

Contact your local SummerWinds Nursery to learn more.

At SummerWinds, We Guarantee Success!