However, you still need to care for it, so it doesnt spread out and choke other plants. Does anyone have any Suggestions on h Hi Hometalk PeepsI have a problem on our back covered patio. In summer, whorls of tiny, light blue flowers appear atop the stiff . Keep up to date with all that's happening in and around the garden. Hi Hometalk PeepsI have a problem on our back covered patio. She is a former Clemson University Extension Agent. I agree with all above. Like I mentioned above, you cant kill Russian sage by over pruning it, so you really dont have to be careful. Get daily tips & tricks to help make your best home. Your email address will not be published. Or you can leave them longer if you dont care about the shape of the plant. Prepare to use a chemical herbicide that contains glyphosate to kill sage grass. When pruning, consider trimming the stems 6-8 inches above ground level. Once planted, Russian sage can survive temperatures of up to one-digit degrees in winter. Plant Gardener is supported by readers. To prevent it from becoming invasive, consider using a container. Treat the plant with an herbicide to kill it, using a product that contains prodiamine. Yes, you can take 3-4 stem cuttings, dip them in rooting hormone, and root them in moist soil. It is useful in container gardening, and a single plant in a large container brings color and fragrance to patios, decks and terraces. Will Roundup Kill Russian Sage Roundup is a popular herbicide that is used to kill weeds. Apply the herbicide to the leaves of your Russian sage before it begins to flower in midsummer. Roundup is a popular herbicide that is used to kill weeds. Thanks for any help you can give me. Great, Im so glad I was able to help! Both sumac and Russian sage will take some effort to eradicate. Russian sage is a tough plant that needs little care. In the right conditions, the small blue or purple flowers of Russian sage will provide airy color for the entire summer, right up until frost. I don't have any russian sage plants, but our neighbors do and several common areas in our neighborhood do. TIA. Little water daily and sees Sun all morning until late afternoon. Notify me of followup comments via e-mail. However, if you leave the stems standing over the winter, leaves will collect around the base of the plant. Snapshot 2.5 TG - 50 lbs. This semi-woody shrub hails from Afghanistan and is drought tolerant and disease resistant. All varieties should receive the same pruning care as the species plant. If you don't prune Russian sage, the plant will become very overgrown and woody, which doesn't look very nice. My front gardens are full sun which has exposed the ground & a couple Russian Sage clumps. Have tried roundup it just killed pines around them. Roundup Pro Max. Kill Russian Sage . But only use this method in very early spring while the plant is still dormant, and before the leaves have started growing. The next best is to aerate the lime into the soil,fertilize heavy,drill grass seed thick, and pray for rain. (Read this first), What Do You Put Under Grow Bags? I just got my Russian Sage this spring! Ranger Pro Herbicide. It does well in full, hot sun, has few insect predators and can survive in poor soil. Warmer regions will see this plant behave as a semi-woody shrub, while gardeners in zones 3 and 4 will treat it as a perennial that dies back to near ground level each winter. Required fields are marked *. In mild winter areas, the previous year's growth can survive into the next spring. This plant will attract butterflies and hummingbirds and is deer-resistant. It is probably 2 ft tall only 2 branches wondering if I should cut them both back so they will stool out? Did I do harm to them? The tiny, purple-blue, tubular flowers are arranged in whorls along long stems. While once classified as Perovskia atriplicifolia, taxonomists reclassified in it 2004 through DNA testing as Salvia yangii, officially placing it in the sage genus. In the past six weeks, Russia has increased its military deployments surrounding Ukraine, threatening action if the United States . Plants shouldn't be pruned in the fall, since this could encourage early growth that is susceptible to frost damage, advises Arbor Valley Nursery. Depending on the cultivar, some cultivars are protected from germination unless you have permission from the owner. Pruning can be done in the fall, but you may want to leave the silvery stems in place over the winter for visual appeal. Bonemeal is a good source of phosphorus. Shoots, or stems, are erect, 18 to 36 inches tall, with many branches. Pull up the Russian sage by the roots, being careful not to disturb any other plants nearby, Bag the plant and leaves in a garbage bag, then seal it tightly and dispose of it in your regular trash, If there is any remaining root material, dig it out with a shovel or spade and dispose of it in the same manner as the rest of the plant, Repeat these steps as necessary until all Russian sage plants have been removed from your property. I tried to dig it out last summer ,before I replanted the area however it began re- sprout , and I w Hello. These bushes thrive in dryish, well-drained soil, including sandy soil, but may develop root rot in dense, poorly drained conditions. Russian knapweed ( Acroptilon repens) is a creeping, herbaceous perennial of foreign origin that reproduces from seed and vegetative root buds. Pruning is an important part of Russian sage maintenance. It doesn't matter where I put my hummingbird feeders in my yard it seems those pesky little sugar ants seem to find themGRRR! It is best to plant them 6 to 8 weeks before the last expected frost. The long panicles of flowers become increasingly brilliant as they open. 'Filigran' is more upright, growing to 36 inches tall, with bright blue flowers and more finely divided leaves. I don't know what this weed is! Extremely tolerant of dry conditions, it is a great choice for xeriscaping. posted 16 years ago. So, no matter which variety you have, you can follow these steps. Without this enzyme, the plant cannot grow or reproduce. Growing Russian Sage From Plant Shoot - I don't have any russian sage plants, but our neighbors do and several common areas in our neighborhood do. That will prevent them from spreading out of the pot and into other areas. In cold-winter regions (zones 3 and 4), cover the plant crowns with a thick layer of mulch for the winter to protect the roots from freeze-thaw cycles. Perennial plants such as Russian sage always offer some challenges for gardeners in cold-winter regions, as the exposed roots can be more prone to winter kill. It is not pretty for Russia but I don't think it matters to this question. They both re sprout from the extensive root system. Russian sage is a graceful perennial with feathery silver leaves. The leaves can act like an insulation layer to . They have flowers on them as well. Using a sharp knife or trowel, cut away one of the growing stems along the edges of the root ball, making sure to capture a healthy section of roots along with the growing stem. Wed, May 24, 2006 8:30 PM. Avoid very rich potting mixes, as these are not ideal for this plant. It flowers on new growth. What should I use that will be safe for trees? Academic resources now list Russian sage as Salvia yangiialthough the old botanical name persists, especially in the nursery trade. What should I do? While you need to consider its location, it is not a problem once it is established. This will rejuvenate the plant so it will grow fuller and bushier. Russian sage is found in Asia in the mountains of Tibet and Afghanistan. A more reliable method is to propagate through basal cuttings. Russian sage is taking over my garden. W. William. Russian sage, Perovskia atriplicifolia, is an attractive plant with elongate, gray-green leaves and square, silvery-gray stems that produces an airy cloud of color late in the summer. I have several clumps that have never performed the way I expected them to. Both sumac and Russian sage will take some effort to eradicate. You can use this technique every year to make pruning easier if you want, it wont hurt the plant. Wear protective clothing, such as goggles, long pants and long-sleeve shirt. Sow the seeds in pots filled with a porous growing medium, just barely covering them. Roundup for Lawns is the recommended product for controlling thistles in your lawn, advises Roundup. Step 1 Water the soil with approximately 1 to 2 inches of soil two days before removing the Russian sage manually. Due to widespread sucker growth, Russian sage plants can quickly become invasive in a flowerbed or small garden and you may need to remove it from the garden from time to time. Can I use Roundup in new growths or will it kill main plant? The named cultivars usually are sold simply as Perovskia, and they may be either cultivars of P. atriplicifolia or cultivars of a hybrid cross betweenP. atriplicifoliaandP. abrotanoides. The other option is using a non selective herbicide. Its also important to know that Russian sage wont grow back at the tips of the plant after the winter, and the branches die back towards the bottom of the plant. I would like to start new plants from the one I have. All logos and trade names are the property of their respective owners. I planted Russian sage as an ornamental last fall. I agree with all above. Voted the Perennial of the Year in 1995 by the Perennial Plant Association, Russian Sage, aka Perovskia atriplicifolia, has been providing drought-tolerant lavender beauty to American gardens for many years. While you can apply Roundup at any time, you will achieve the best control of the weeds. Save my name, email, and website in this browser for the next time I comment. Growing Russian sage in partly shaded locations may cause the plants to sprawl. The best time to plant is late spring when the soil is warm and the weather is not too hot. Young plants may take a full year or two before they are fully established and begin to bloom robustly. I love the low maintenance of this plant in my dry soil. At this point, the rooted cutting can be planted in its new garden location. The Russian Sage shrub can add an extra layer of beauty to your landscape. In the wild, this shrub may be invasive. Ideally I would try to move the plant I have but I am afraid I will kill it. From vegetables, herbs, and flowers to cacti, succulents, tropicals, and houseplants - you name it, I've grown it! Perovskiaatriplicifolia. Roundup works by causing cell death in plants. Encyclopedia of Invasive Species; Susan L. Woodward, et al. I want to kill all my Russian Sage but not my Pines or Maple trees near it. It needs sunny, well-drained soil and is alkaline. Its a perfect choice for seaside gardens. Read our privacy policy for the full story on how we protect and manage your submitted data. Slightly moist soil is easier to dig in than extremely dry soil. Roundup works by causing cell death in plants. With regular division, however, you can keep plants growing indefinitely. Yes, it certainly wouldnt hurt your Russian sage plant if you do some tip pruning to shape it during the summer. With this approach, the hard pruning is done in early spring. But that's a bad old idea," WP's Katrina vanden Heuvel, WP, 08.09.22. Yes, if you prune the tips, it will make your Russian sage branch out more. I cut my Russian Sage down to nearly the ground in fall after a hard freeze. They both re sprout from the extensive root system. If youre planting Russian sage in a garden, you can use a combination of grit and organic matter to improve the soil. Mary has been a Master Gardener for 30+ years and a commercial and residential gardener for 50+ years. As a member of the mint family, the Russian sage spreads by runners and needs to be monitored to keep it out of places where you don't want it to spread. IF I use a weed killer on the new shoots of Russian sage that are in spots I don't want, will that kill the entire plant? Or, you can move the plant to a cold frame or unheated porch or garage until spring. It is also effective at killing other plants, including Russian sage. If you have a large shrub, you can use hedge shears or an electric hedge trimmer to make pruning easier. Is there a poisenous solution Container plants need more frequent watering. Contact options for registered users. Divide the plants every four to six years to refresh them. The Propagation of Hardy Perennials. Give Russian sage a well-draining soil and full sun for best growth. It sounds to me like your Russian sage isnt getting enough water. Be sure to follow the directions on the herbicide label and take care not to damage other plants in your garden. When the pure species is sold, it is usually Perovskia atriplicifolia that is offered. Failure to bloom is usually traced to a lack of sunlight, as these plants grow leggy with sparse blooms if they don't get a full six hours or more of direct sunlight daily. Whenever you prune, it's best to cut the stems back to 8 to 12 inches, which retains an ample number of growth buds that will resprout. It is also effective at killing other plants, including Russian sage. Potted plants will require this every couple of years. If any of the branches are sticking out a lot higher than others, then you can cut them back to the same length so the plant is shapely. Taking cuttings of this perennial is easy and convenient. Both bloom a pretty purple color (though not the same exact color) for a good long time. The plant can grow to four feet in height with a three-foot spread. Something is mushroom shaped growth at the base of my Russian sage. Sign up to get all the latest gardening tips! New growth is popping up feet from the original square garden plot intended. Russian sage will not grow well in excessively wet, poorly-draining soil.. Russian sage isn't a shrub, it's a woody perennial. I'm an author and expert gardener who loves growing ALL of the plants. Named cultivars of this plant usually do not produce seeds that "come true" to the parent plant, so seed propagation is not common. Not to be outdone by its flowers, the plant's stems and foliage make a strong statement of their own, perhaps even outstripping the floral display as the chief reason to grow the bush, A graceful perennial with silver stems (so chalky in appearance they sometimes seem to be white) and feathery, silvery leaves, Russian sage plants can reach a height of four to five feet with a spread of three feet or greater if you do not prune them annually. With some varieties, this is almost unavoidable and the plants may require a hoop support or other means of staking to keep the plants more upright. Nope, it should grow back just fine. Dismiss South Herbicide. In a few minutes Im going out to prune them as you have recommended!!! It's root is almost like a long parsnip. But dont worry! Russian sage belongs to a class of shrubs called subshrubs. I have a large goldfish pond and a previous home owner planted Russian Sage in a couple places around the pond. Second, some plants are less likely to survive the winter if you cut them back in fall. And if youre worried about it becoming invasive, you can prune it down to a foot high. That is usually towards the bottom of the stem, but it can be much farther up on some stems. When is the best time to dig Russian Garlic? Hi Amy! Rodeo Herbicide. I thought maybe a rabbit was burrowing in my yard, but it's almost dead center of my lawn (not a very smart rabbit). When the flower sepals turn brown and dry, the tiny seeds are about 1/32 " in diameter. The lavender panicles of flowers are quite decorative. Before we start, I want to mention that there are different types of Russian sage plants. They keep coming back. Early spring pruning is a good time to shape it if you want a nicely formed, rounded plant. Can someone tell me what kind of animal this was in my yard? Upper leaves are smaller, generally with smooth margins, but can . A writer with a Bachelor of Science in English and secondary education, but also an interest in all things beautiful, Melissa J. Pull up suckers in the early spring. At most, you might provide a light layer of compost in the spring. Plus there are three pruning techniques you can choose from. The most common complaint with Russian sage is sprawling, floppy stems. After the stems have been cut back to 8 to 12 inches, begin watching for new growth in spring, which will usually be evident by mid-spring. How can I keep a Russian sage plant from spreading? All content found on this website is copyrighted materials and any form of reproduction is strictly prohibited. Aside from being tolerant of dry soils, it also prefers full sun and reduced summer moisture. The best time to plant is late spring when the soil is warm and the weather is not too hot. See more. Have tried digging them out but they just keep spreading underground . If you cut it down, make sure to cut it as close to the ground as possible. You can prune out the dead growth any time, you wont harm the plant. They are hardy plants, but if its dry, hot, and sunny, they may start to suffer without adequate water. However, it prefers a well-draining soil with plenty of organic matter. Plants grow 3 to 4 feet tall and 3 feet wide. Can I take some plant shoots from the spring pruning and grow a couple new plants? It doesn't matter where I put my hummingbird feeders in my yard it seems those pesky little sugar ants seem to find themGRRR! Here are two pictures. It responds poorly if given too much fertilizer, especially nitrogen. Read our. This plant grows by underground roots. However, it is not a problem in residential or urban settings. Harvest Seeds From Russian Sage - Can I harvest seeds from my Russian sage for next year? 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