As Phlox blooms fade, remove spent flower heads to prevent seeding, and fertilize for fall bloom.
Bleeding Hearts, Doronicums, and Lupines can be transplanted this month.
Check tall Bearded Iris for borers.
Crops that remain in the ground, such as Swiss Chard and Parsnips should be top dressed with fertilizer.
Cut any Raspberry and Blackberry canes that have fruited this year.
Divide Oriental Poppies and Daylilies.
Do not apply fertilizer to Roses or broadleaved evergreens this late in the season.
Don't push yourself these lazy days of summer, save some enthusiasm for gardening work next month
Examine the underside of Azalea, Laurel and Rhododendron leaves for any signs of insects.
Gather up and burn any diseased Hollyhock leaves.
If you are going for big Dahlia flowers, disbud the plants.
It is best to divide Japanese Iris now, rather than wait until later.
Keep an eye on Cabbage and other green vegetables for leaf-eating insects, spray or pick off any that are spotted.
Keep cuttings of Holly, Azaleas and Abelia cool and shaded until rooted.
Keep flats of seedlings well watered, do not allow them to dry out.
Last call to sow leaf lettuce for a late crop.
Late crops of Peas, Spinach, Radishes and Turnips can still be sown.
Lawns can be seeded with the approach of fall's cooler days.
Order peonies now for fall planting.
Pick and burn all Rose leaves affected by Black Spot and Yellow Leaf.
Plant autumn Crocus bulbs as soon as they arrive.
Plant Pansy, Forget-me-nots and English Daisy seeds now for next springĵs flowers.
Prepare Narcissus planting areas now so that bulbs can be planted as soon as they arrive.
Prevent crabgrass from going to seed by raking it up before cutting.
Purchase grass seed for repairing existing lawns, or planting new ones.
Remove bottom foliage from cut Dahlias, to help them last longer.
Ripe Delphinium seed planted now will produce plants large enough to over-winter in cold frames.
Rooted cuttings can be transplanted when new leaves start to appear.
Round out the month by giving evergreen hedges their last shearing.
Spray now to control second brood of Euonymus scale on Pachysandra and shrubs.
Spray Peach trees after gathering this years crop to keep foliage diseases in check.
Stake hardy Chrysanthemuns.
Take cuttings of bedding plants such as Geraniums and Coleus.
Take time to relax under a shade tree if you gardened well this year.
Thin perennial seedlings that were sown last month.
Transplant Lilies after the foliage has died down.
Use Sevin to control second brood of chinch bugs on lawn.