Garden Center Hours: Mon-Sat 9am - 5:30pm • Sun 10am - 5:30pm

September Garden Guide

sept-garden-guide

Plant

September is vegetable and seed month.

There are numerous selections of vegetables to be started in the garden or in containers. Come in and pick up our fall vegetable guide.

Tomatoes & Peppers

Tomatoes and peppers can be planted through the middle of the month.

Planting Guide: Our Tomato Varieties
Read: New! Grape Tomato ‘Ruby Crush’
Read: Fall Tomatoes

Herbs

A large selection of herbs will be ready to add spice to your garden.
Garden Guide: Herbs

Bluebonnets & Other Wildflowers, Nasturtiums & Fall Marigolds

Plant by seed or transplants.

Read: Fall is Wildflower Time!Benefits of Marigolds in Your Veggie Garden, Nasturtiums – Super Pretty & Easy (Yummy Too!)

Don’t plant pansies or snapdragons until temperatures have cooled down!


There is still time to add quick summer color such as zinnias, coleus, purslane, moss rose and periwinkles.
Read: Success with Fall Flowers, Best Tips of Planting Trees This Fall, Organic Gardening, Fuel For Your Hungry Hummers

Fertilize

Tropicals

We recommend organic Maestro Rose Glo, or conventional Hibiscus Food

Vegetables

We recommend organic Medina Growin’ Green, Hasta Gro, Maestro Rose Glo or Plant Tone, or conventional Hi Yield Ammonium Sulphate.

Roses

We recommend organic Maestro Rose Glo.

Poinsettias

We recommend organic Maestro Rose Glo or Hasta Gro.

Blooming Annuals and Perennials

We recommend Organic: Medina Growin Green, Hasta Gro or Maestro Rose Glo, or conventional Hibiscus Food.

All plants that are especially stressed, or recently transplated

We recommend organic Hasta Gro Organic Fertilizer or Super Thrive

Christmas Cactus

We recommend organic Hasta Gro.

Read: How to Get Your Christmas Cactus to Bloom!
Read: It's Time to Fertilize For Fall!

Prune

  • Continue removing faded flowers from annuals and perennials to encourage new blooms.
  • Faded blooms and seedpods from crape myrtles to promote additional blooming.
  • Rule of thumb for fall pruning is no more than 1/3. Wait until January for heavy cutbacks.

Read: Sharp Tools for Fall Pruning!

Lawns


Apply organic Nature's Blend or Peat Moss for lawns, or conventional  F-Stop granules as a preventative to brown patch fungus, which shows up as temperatures drop during fall and winter months.

Watch: Brown Patch Fungus

Apply organic Nature's Blend, Peat Moss or conventional Hi Yield Iron Plus to yellowing lawns.

Apply Nature’s BlendPeat Moss, or Scotts Disease Ex to lawns prone to Take All Patch Fungus.

Continue to water deeply every 1 to 2 weeks if little rainfall.

Wait to apply fall fertilizer until October!

Watch: How to Collect a Grass Sample

Water

  1. Check all newly planted material for water every day.
  2. Check pots, containers and hanging baskets often as they dry out quickly and need more water.
  3. Apply mulch as needed to help conserve moisture.
  4. Make arrangements for someone to water if leaving for more than 2 days, especially with new plants.
  5. Follow City Guidelines.

Weed Control

Spray only growing weeds with Captain Jacks Deadweed Brew or Horticultural Vinegar. These products kill all vegetation; so protect plants from drift or over spray.

Apply organic Corn Gluten meal, or Weed and Grass Stopper with Dimension in the fall and spring to prevent seeds from sprouting. It will not control already growing weeds.

Weed B Gon or Image can be applied once we cool down into the 80’s temps. An organic option is Captain Jack’s Lawn Weed Brew.

Watch For

Masses of worms eating your oak tree.

Treat with organic Spinosad or Thuricide, or conventional Cyonara. Read: Oak Tree Caterpillars

White Flies on tropicals and perennials, especially lantana and hibiscus.

Treat with organic Insecticidal Soap, Neem Oil, Spinosad Soap, Bee Safe 3-in-1 Spray, or conventional Cyonara or a long acting drench like Fertilome Tree & Shrub

Watch: Yucky Whitefly

Fleas and Ticks

Treat lawns with organic Spinosad, or Diatomaceous Earth Crawling Insect Killer, or conventional Cyonara

Mealy Bugs

Treat with organic Bee Safe 3-in-1 Spray or Insecticidal Soap or Spinosad Soap, or conventional Cyonara, or Bonide Systemic Liquid or Granule

Read: Mealy Bugs are Here!

Caterpillars or their damage (chewed leaves).

Spray organically with Spinosad or Thuricide.

Read: Not All Caterpillars are Bad!

Mosquitoes

Use Mosquito Beater Liquid for quick kill or Mosquito Beater Granules to repel.

Read: Mosquito Solutions

Note: Please, Please, Please, don’t kill the bees!

They are one of the best sources we have to pollinate our fruits, vegetables, flowers, and shrubs.

Reader Interactions

Comments

  1. Melissa Wilson says

    The yard guys forgot that Roundup is forbidden in our yard and sprayed it late one afternoon in the spring along the fence base next door, on our brick driveway, and other places (they take care of our yard and our next door neighbor’s yard). The next morning our two small dogs and my next door neighbor’s small dog began vomiting. They were diagnosed with pancreatitis and kept in the hospital on intravenous fluids. One of my dogs responded and recovered quickly. My other little dog was in the hospital for a week, lost almost half her body weight, and has taken months to recover. She only recently has been able to eat a full meal. The little dog next door (3 years old) was in and out of the hospital for six weeks, then died. My big dog was not affected. Roundup has been determined by the EPA to be “safe”, but Roundup is evaluated by testing only the weed-killer ingredient glyphosate. Roundup is not tested by the EPA as an intact product, which has other ingredients, including a surfactant, added to destroy plant cell walls to allow the glyphosate to enter the plant more easily. Imagine the degradation it will do to the cell membranes lining the stomachs and intestines of little dogs. Most people I have spoken with about Roundup are not aware that it can be dangerous and even deadly for our pets, so I’m passing along this information.

  2. Debbie Pinkerton says

    Melissa, thank you for sharing this information with us. What a terrible thing to happen to yours and your neighbors pets. I personally do not use Roundup in my own yard for fear my or someone’s pets eating the weeds or grass sprayed. Like many herbicides & pesticides, Roundup can cause injury especially when directions are not followed. It does work and has been used many times successfully without injury to people or pets, but one incident is one too many. We always stress the importance of following directions for all pesticides, or not using if you have any concerns regarding people or pets.

    I will review your comment with our staff. We want to help keep this from happening again.

    Sincerely
    Debbie

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