FAQ’s
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Frequently Asked Questions
If you have a question for our Master Gardeners, please click the button below. All questions are answered by members of the Parker County Master Gardener Association, unless otherwise noted.
Fruits & Vegetables
- Why Are Tomatoes Really Fruit, But We Think of Them as Vegetables?
- What is the Relationship Between Broccoli, Cauliflower, Collard and Kale
- Potatoes in Parker County
- Onions ~ When to Plant
- How Do I Grow Asparagus?
- How Did the Texas 1015 Onion Get It’s Name?
- Growing Tomatillo
- Growing Blackberries in Parker County
- Chayote Squash in Parker County
- Cucumber Transplant Issues
- Killing Freeze on Tomato Plants
- Why Are Tomatoes Really Fruit, But We Think of Them as Vegetables?
- What Is The Best Way to Water Tomato Plants?
- Tomatoes ~ Determinate & Indeterminate
- Recommended Vegetables & Guide for Parker Co.
- Planting Date For Tomatoes?
Landscape & Fertilizer
- When to Apply Preemergent to Lawns
- What Is Humus?
- Poison Ivy Control
- Please Help With Bed Preparation for Parker County.
- List of Drought Tolerant Plants
- Grass Clipping ~ Should I Leave Them On My Lawn?
- Fertilizers ~ Which One to Use?
- Citus Tree Fertilizer
- BALAN, As a Preemergent for Grassburs
- My Child is Interested in Gardening. What are the first Steps to Encourage This Interest?
- Meaning of the Numbers on a Fertilizer Bag
Parker County
- Will Azaleas Thrive in Parker County?
- USDA Hardness Zones
- How to Become a Master Gardener
- What Is The Tallest Tree in Parker County?
- What is the Average Annual Rainfall in Parker County?
- Is There a List of Native Shrubs and Trees For Parker County?
- What is the First and Last Average Freeze/Frost in Parker County?
- What is the best grass for shaded areas in Parker County?
- Chandor Gardens History
Succulents and Cacti
Diseases, Pests & Weeds
- What is Causing Brown Spots On My Coleus?
- What Do I Do About Webworms?
- What Can I Spray on Dormant Plants To Rid Them of Insects?
- What Are Those Worms Hanging From My Trees?
- Using Horticulture/Dormant Oil in the Landscape
- Ten Common Weeds
- Scale on Wintercreeper euonymus
- Leaf-Rollers on Cannas and Vinca Major
- Is Black Mold on a Bag of Peat Moss Dangerous to Breathe?
- How to Control Nutsedge in Flowerbeds Especially in Daylilies.
- How Can I Control Spider Mite on Junipers?
- Grass Burs Control
- Crape Myrtles ~ Disease and Care
- Chinese Pistache Tree Has Brown Tipped Leaves?
- Can Henbit and Chickweed Be Composted
- Aphids & Whiteflies on Squash Plants
- Are Red Tip Photinias Susceptible to Disease
- Tomatoes Underside Turn Flat and Black
Shrubs
- Information About Grayleaf Cotoneaster, Please
- Information About Buxus microphylla japonica, Please.
- How are Gulf Stream Nandinas Propagated?
- Do Loropetalum Do Well in Parker County?
- Mexican Sage Turned White and Dying
- When is the Best Time to Transplant Nandinas?
- How Does One Propagate Weeping Yaupon Hollies?
- Are Red Tip Photinias the Same as Fraser’s Photinias?
- When Do I Prune Fall Blooming Salvias?
- How to Prune Salvias?
- Shrubs on the West Side of Home
- Do Nellie R Stevens Hollies Require Much Water?
- What Is The Burford Holly Orgin?
- Are the Berries of Yaupon Hollies Poisonous?
- Gaura Information
- Fertilizing Red Tip Photinia or Nellie R Stevens Holly?
- How Does One Trim Weeping Yaupon Holly?
- Can Loropetalum Be Pruned, If So, When?
- What Are The Best Shrubs for Parker County?
- Is the Chinese Photinia a Good Shrub for Parker County?
Trees
- Witches’ Broom in My Tree
- The Fluffy Balls On My Oak Tree Harmful?
- Oak Tree Struck By Lightning
- Japanese Maples in Parker County
- Is There Value in Whitewashing Tree Trunks?
- Removing a Limb from a Tree
- Recommend Fast Growing Trees
- Is There a List of Native Shrubs and Trees For Parker County?
- Can I be Firewise and keep my trees?
- When Do I Fertilize Newly Planted Leyland Cypress?
- Is Lava Rock A Good Mulch For Crape Myrtle?
- Recommended varieties of peaches for Parker County
Grass, Ornamental & Lawn
Annuals & Perennials
Misc
- What is Expanded Shale?
- What is Dew Point?
- Too Many Rocks
- Ratio of Clay Soil to Organic Material
- Poinsettia: Selection and Care
- Information on Agricultural Streptomycin
- How To Make Seed Balls?
- How to Build a Rain Water Barrel?
- How Do I Keep My Clippers From Rusting?
- Frost and Freeze ~ What’s the Difference?