Jessica Walliser Columns category, Page 5
How to pick the best tomato staking system
Though we’re several months away from being able to plant tomatoes in the garden, it’s never too early to think about how you’re going to support the plants. Planning ahead for this task gives you plenty of time to make sure you have all the materials you need to keep...
Control cabbageworms with a few tricks
Question: How can I safely keep cabbage moths off of my red cabbage and broccoli? I’ve tried netting, but the insects and moths just get stuck under it. I’ve tried dousing with water in centers then adding mud as well as picking them off several times a day. I’ve read...
Discover 5 great plants for hummingbirds
As you plan your garden for the coming season, consider including some annuals, perennials, and vines that attract and support hummingbirds. These tiny little birds are summer residents of Pennsylvania, and they require particular flowering plants from which they can access nectar. If you’re lucky, a family of hummers will...
Keys to preventing black spot on roses
Question: My mom and I are big fans of your and Doug’s show on KDKA radio. I was listening last Sunday morning, and an organic black spot prevention product was mentioned. I wasn’t able to write it down at the time and forgot the name of it. I would really...
Pick Pa.’s best root crops
Root crops have long been popular with gardeners. While our ancestors dug wild roots to supplement their diets, modern humans have spent decades breeding and selecting root crops to develop the delicious and nutritious root crops we grow today. Many root crops contain a broad diversity of vitamins and minerals,...
4 ways to support your local insects
Question: I just read an alarming article about the decline in the insect population. I know that in addition to writing about gardening, you also write about insects. Can you tell me what homeowners like me can do to help insects and slow their decline? Thank you. Answer: What a...
Simplify your gardens with raised beds
If you’re looking to start a new vegetable garden, or to simplify the garden you already have, consider installing raised beds. Raised bed gardening can’t be beat for its ease and efficiency. It also saves gardeners time, space, and money. With little wasted space, raised beds are high-yielding and easy...
How to choose the best potting soil for the job
Question: I keep reading that I’m supposed to be using a special potting soil to start my seeds that’s different from the kind of potting soil I’m supposed to use to fill my patio containers. What’s the difference between different potting soils and how do I know which one I...
Annual? Perennial? Biennial? All those seed catalog terms explained
As you look through all the seed catalogs arriving in your mailbox and dream about the garden season to come, you may find yourself a bit confused about certain terms you find in those catalogs. Some seed catalogs have small glossaries in the back or other notes that define what...
The best hot peppers, from mild to wild
Question: We want to grow lots of hot pepper varieties in our garden this year to share with friends. Are some varieties better than others for growing here in Pittsburgh? Answer: There are hundreds of different hot pepper varieties out there, with a huge diversity of heat levels. Hot peppers...
Got shade? These plants don’t mind
While no plants will survive with a total lack of sunlight, there are some plant groups that have evolved to thrive in even low-light areas of the outdoor landscape. If you’re looking to add plants to an area on the north side of a house or in another densely shaded...
Key to weed control — strategy and timing
Question: Need suggestions to how to get rid of weeds throughout my yard and garden — not using a herbicide. I see those propane flame throwers, but I wonder what they will do to my landscape fabric. What is your suggestion? I have koi ponds as well as many planted...
Get the scoop on growing tomatoes from seed
Everyone loves growing tomatoes, but not everyone takes the time to start their own plants from seed. Most gardeners head to their favorite local nursery and pick up a few transplants when planting time arrives. But, starting your tomatoes from seed means you’ll have a far wider selection of varieties...
Dwarf Alberta spruce notoriously trouble plagued
Question: I have a dwarf Alberta spruce in front of my house, next to the walkway. Last season, I noticed that some of the needles were turning brown and falling off the plant. At first it was just from the inside of the plant, but now it appears that the...
Floating row cover has many uses in the garden
While many vegetable gardeners probably got a few new gardening tools and books from their holiday wish list, there’s another must-have gardening tool that should be in every green thumb’s garden shed for 2019 and beyond. It might not be as shiny as a new shovel or as glamorous as...
Successfully start those peppers from seed
Question: I’m interested in growing some unusual peppers this season that I can’t get as transplants at the nursery. I’ll need to start my own seeds. I know peppers can take longer to grow from seed than other vegetables, so I’m looking for some tips to get started. Answer: Starting...
