Read the Q & A from our ongoing column with Kelly Grummons answering common Colorado gardening questions.
Kelly is co-owner of the mail order nursery businesses, coldhardycactus.com and dogtuffgrass.com.
Have gardening questions? Fill out our form here. Use our search below to find info on Colorado gardening questions & topics:
Japanese Beetle Destruction
May 5, 2021
Q: Kelly, do you have any thoughts on dealing with Japanese beetles that are destroying my flower garden? A: After observing Japanese...
Small Onions
Mar 29, 2021
Q: Our family uses a lot of onions in the kitchen. I’ve tried to grow them for a couple of years but was disappointed with the size of...
Can I Plant Potted Bulbs Outside?
Mar 29, 2021
Q: I got some potted bulbs (crocus, daffodil, tulip, and hyacinth) on clearance after Valentine’s Day that were nearly done flowering....
Power Lines & Harshly Pruned Trees
Mar 1, 2019
Q: There are power lines running along the back of our property. The previous owner planted a variety of trees along the back fence. Some...
Agastache, Rudbeckia, Gaillardia, and Delphinium: Short Lived Perennials
Jun 1, 2017
Q: Some of my favorite perennials flower all summer. I especially love Agastache, large-flowered Rudbeckia, Gaillardia, and Delphinium....
Easy-to-Grow Pollinator Plants
May 5, 2021
Q: What are some easy-to-grow plants that benefit pollinators in spring, summer, and fall? I’m not much of a gardener but I would like...
Cactus & Agave Frost Damage
Mar 29, 2021
Q: Some of our cactuses and Agaves got a lot of damage in that October deep freeze. We’ve had them for years and this is the first time...
Cactuses not Blooming
Mar 1, 2020
Q: Over the last few years, I’ve collected a number of cacti and succulents. When I look them up online, it shows that they have gorgeous...
Dividing Mother's Peonies
Aug 4, 2017
Q: Our mother passed away recently and I’d like to divide her old peonies to move to my and my siblings’ gardens. Can we divide them in...
Do Aphids Overwinter?
Apr 9, 2021
Q: I grow kale in a raised bed. Last year it got covered (smothered) in aphids. After using Neem oil spray on it for a month, I decided...
Spotty Buffalo Grass
Mar 29, 2021
Q: I have ‘Legacy’ Buffalo Grass in the front yard and parkway. It has been there for 8-10 years. Over the last two years it has gotten...
Is there an advantage to using grafted tomato plants over seed grown plants?
Mar 1, 2020
Q: For the last few years, I see grafted tomatoes in many of the catalogs when I’m ordering vegetable seeds. They seem expensive. Is...
What veggies can I plant in late summer and fall?
Jul 1, 2017
Q: What vegetables can I plant in late summer and fall for a nice late fall, winter or early spring harvest? A: The vegetables that we...