![]() Dahlias, Calla Lilies, or any other plant that you have to OVERwinter indoors While not impossible to grow, especially if you choose a variety bred for the prairies, it is best left to more experienced gardeners. To everyone outside of Zone 3, enjoy your Zone 4A+ privilege. Sometimes you can just scrape by if you mulch well enough, and often those who live in the southern-most areas of the province have greater success. It doesn’t matter if you’re going to put it in a south-facing spot right against the house… It will die. And that would be tragic! Difficult-to-grow perennials in Saskatchewan 21. There are many beautiful Daylilies, but the varieties I’ve grown seem to bloom for less than a week and take up a lot of space. If you plant the common orange one, it will take over your pretty specialty hybrid ones over the years. They can also get out of control if not divided regularly. Irises are so gorgeous, but it seems like they last for 2 days and then they’re done. the Too-Short-Blooming-for-the-Effort Perennials 19. Oriental LimelightĬut back aggressively in June and DO NOT plant anywhere outside of a container. Shamrocks are beautiful indoor container plants but become an invasive headache if planted outdoors. Catmint and Lemon Mint, I’m looking at you. If a plant has mint in its name, chances are it’s super invasive. Mintĭo you have a friend who is always trying to pawn off mint to you? This is why. Perennials best Kept for Container-gardening 16. ![]() While it works great for ground cover in a shaded area, you will never, ever get rid of it. Unless you want it as your lawn or have a horse to feed, don’t plant it. LamiumĪ great solution for ground cover in a shaded area… until it takes over in 5 years. When a plant’s other name is Speedwell, you know it’s going to overtake your garden in short order. Very useful as a natural cleaner, but can run wild if it has ideal growing conditions. Unless you have lots of goldfinches that will eat the seeds and keep them under control, don’t plant it. Goat’s BeardĪny plant that resembles a Dandelion in full seed is probably not a good idea. ![]() Related: 44 Pollinator-Friendly Flowers and Herbs to Help Save the Bees 9. That being said, I love growing Bee Balm in my cutting garden and would definitely recommend it to more experienced gardeners. This beautiful herb is so aggressive it will grow in gravel. Related: 6 Truths New Gardeners Need to Know 8. The roots travel just below the surface, so, unfortunately, chemicals are the only way to get them under control. I LOVED my Chinese Lanterns, but they slowly took over my lawn. Yes, they are pretty, but they’ll be out of control within 3 years. However, I had decent luck keeping them under control after I dug most of them up. These were EVERYWHERE in my overgrown backyard in Saskatoon and they drove me crazy. Curious about what’s in my backyard? Check out what we started with and what we were able to grow in one year in our urban garden. I recommend using a hand-held garden tiller like this one. They look beautiful, but if you want to remove them it takes a lot of muscle power. If you’ve read this blog for any amount of time, you know I really dislike Ferns. In 2018, I removed at least 100 Ostrich Ferns from our yard, and then in the following year, I pulled out another 218. However, it will spread to your lawn and is very difficult to get out. I love Yarrow, especially for making floral arrangements all summer long. Plant only if you like running around in circles trying to contain it. Hated by experienced gardeners everywhere, it’s best to confine this one to a pot if you can. As always, thanks for supporting Shifting Roots! Invasive perennials 1. ![]() You can read more about it in my Privacy Policy. I want to spare beginner gardeners some heartache until they gain the knowledge and experience to keep up with more aggressive plants.ĭisclaimer #3: This post contains affiliate links. If you purchase something from my link, I earn a small commission at no extra cost to you. This list is intended for beginner gardeners who aren’t able to keep up with these presumably low-maintence plants when they get out of hand. If you’re reading this and you live somewhere warmer, you might enjoy 50 More Perennials You’ll Regret Planting, a compilation of the perennials that have been disastrous for my readers gardening in other zones around the globe.ĭisclaimer #2: Just because your favourite plant is on this list doesn’t mean it’s “bad” or shouldn’t be planted. Flower Farmer Garden Planner ***Physical Copy***ĭisclaimer #1: Some of the plants in this list may not be problematic in your area.Pretty & Practical Garden Planner **Physical Copy**.Backyard Business: Create a Small Cut Flower Farm that Actually Makes You Money.How to Make a Tempting Christmas Cookie Tray (Plus Recipes!).How to Start a Garden: Especially if you’re in Zone 3 or Zone 2.
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