This feeding can be done either in the fall or in early spring. 1 Response. Yes, you can cut your spirea back to about six to eight inches from the ground. Spirea responds very well to pruning,you can cut large stems hanging over a walkway to the ground, leave enough smaller branches for later bloom. You can prune in winter but the cane stumps will remain bare until spring. It is good practice to also cut back a proportion of the main stems - Prune back to ground level, or just a few centimetres above. Then remove half of the older and thicker stems to ground level. He’d leave the entire shrub in place, cut in two but still growing, for several months, to give the new division time to … The older remaining stems will provide support for the thinner often floppy new growth. Thank you! Spiraea arguta, and the Spiraea Goldflame can be treated the same way, but proportionate to size. Spirea is one tough little plant. Remove any stray branches, and shape your spring-blooming spiraea with your lopping shears to … If it is an established plant and a summer-blooming one, then it should bloom by August or September. It has a dense and spreading growth habit so it can spread up to 24 inches wide. Remember to clean your pruning shears with … Yes, you can cut your spirea back to about six to eight inches from the ground. (2 If Spirea is compact and a good shape does it need to be trimmed in the fall? If it is a spring-blooming spirea you will most likely not see flowers this year. I cut mine down to ground level, or as close to the ground as I can get. You can grow this bush in planting zones 4 to 8 in North America. Frances Sperl, Denver, CO. Dear Frances, Vanhoutte spirea (Spiraea x vanhouttei) is a popular hybrid of two less well-known species, S. cantoniensis x S. trilobata.It blooms in late spring to early summer, with dense, flattish clusters of clean white flowers, borne on arching stems. Upon close inspection, however, one can see that tiny new leaves are actually trying to push through. New shoots will emerge in spring. Valued for their easy care and profuse floral displays, spireas (Spiraea spp.) It has a few flower buds on it, but I don’t expect it to bloom much this summer. They'd died out underneath and though they still flowered, were definitely scraggly. Dakota County Minnesota. You can safely cut newer spiraeas hybrids back to within 4 to 6 inches of the ground, and have them recover enough by the summer to be covered in beautiful new blooms. But, if I can dig them up and put them in a trash bag, then ship them somewhere.. This one here is spirea bumalda. To apply the fertilizer just sprinkle the granules around the base of your spirea. Pruning. Fortunately, you can just chop these back butcher-style and they'll be beautiful again in about 2 weeks ;-) ! This is very timely and great information. Cut blue mist spirea stems to ground level. Two common diseases can cause the plant to die off. Now would normally be the time you'd trim back a summer-blooming spirea anyway. My first rule in pruning anything is if its in the way cut it off. It's really up to you. Bridal Wreath Spirea should be pruned right after blooming to reduce height and maintain the desired shape. In the fall, you can cut these back to as low as a few inches from the ground, but you’ll have a hole in your garden until they flush back in the spring. But the deer in my area (zone 6 northern NJ) continue to nibble away on the tiny new growth. So I cut half the stems to the ground. Cut to Ground Level in Shade. They don't remain attractive after the first frost, and the cold can lead to recurrent problems with pests and diseases. (If desired, they can be cut right back to within a few cm of the ground! can be used as specimen plants, hedges, foundation plantings and borders. Just don't take too much off--have some leaves left when you're done. Quote. Helpful. Leave to early spring so the new growth appear within a couple of weeks. If it is an established plant and a summer-blooming one, then it should bloom by August or September. Depending on the species, shrubs range from 2 to 3 feet tall and about as wide to about 10 feet tall and 10 to 20 feet wide. Of course it looks ridiculous now, but the cut stems are vigorously regrowing from the ground, so I'll whack the others down in late winter (if I remember). The exception would be to do renewal pruning, meaning cutting them to the ground as your friend suggests. Cut all the stems down to a few inches above ground for severe rejuvenation, using the bypass loppers. Rejuvenation Pruning If it is a spring-blooming spirea you will most likely not see flowers this year. If you cut the one that flowers in the spring, you will have effectively cut all the flowers off. My grandfather used to divide cane shrubs by taking his sharp shovel and slicing it deeply into the ground, cutting a clump away from the mother plant. on Jan 10, 2018. 4. Shoshana. I have a bunch of different yellow ones that don’t get too big anyway, but a good cut-back every few years does help to keep them looking good. Failing to Deadhead Your Spirea. I had 8 spirea in front of my house, also of indeterminate age. This way, you remove the old woody stems. To rejuvenate a spirea, you can cut it almost to the ground, and it will grow back in a healthier state. Put gloves on and cut 1/3 of the oldest branches off close to the ground. You can also thin out old thick Spirea clumps by cutting old canes from the base. So my spireas are not actually dead yet. I am in the processing of digging each spirea … They grow back as much as 10 feet tall. Cut all the stems of potentilla and spirea back halfway to the ground. This drastic pruning of bushes can be referred to as ‘rejuvenation' or ‘renewal'. The good thing about heavy pruning a Spirea is that once pruned you can then keep better control of the size and shape of the plant. And the color doesn’t stop in the autumn, spirea displays beautiful red foliage in the fall.. Shrubs are mostly deer resistant and attract butterflies and other pollinators.Typically, plants are hardy in Zones 4-9 although some are more heat or cold tolerant. Propagation. More modest cuts of about half the height of the plant during the fall are recommended if catmint is a foundation of your perennial border, coupled with regular summertime pruning. After the blooms have faded, you can prune the spirea to a more manageable size. Some perennials can't handle cold weather well. The result is greenery from ground to stem tip and a sturdier neater plant for you to enjoy. How big and old is it. I've successfully cut about 1/2 off of mine with no long-term ugliness. I should be able to cut them back a foot or so above the ground and have them survive, right? Spirea bushes are generally simple plants to grow as long as the growing conditions and care are ideal. Author: Bob Saunders. Plant it in full sun to partial sun and in well-drained soil. (3) Stella D'Oro lily foliage - When should you cut back in the fall? At elevations under 7,000 feet, I prefer to cut all the stems to ground level in late winter. Here’s a dark knight spirea that is growing in a much shadier environment. Spirea can be trimmed lightly or severely depending on what you are trying to accomplish. Using bypass loppers or a small pruning saw, cut each branch as close to the ground or base of the plant as possible. You'll be surprised at … If flowering declines as your plant gets older, you can cut them back by as much as 30 percent to force more productive growth from the base.Aphids can plague Spireas, so keep an eye open for these small sucking insects and apply a soap spray if they become infested. You can get a 1 gallon clematis at Home Depot here for around $15 to $25. The foliage is compact and mounded, and ‘Magic Carpet’ Spirea is an exceptional low-growing shrub – it can grow up to 24 inches tall. WHEN TO PRUNE a spirea … This one flowers in the summer, so the process I'm going to show you now can be done on this plant. The most reliable methods of propagation are by hardwood or softwood cuttings and ground layering. Here are 34 perennials to cut … While one of the good points about spirea bushes is that they are not fussy about their growing needs, planting them in a loamy soil enriched with compost will promote the best performance. You sometimes can get a second bloom by Deadheading spent flowers. Bookmark. Cut all the branches near the ground leaving about a foot of old wood. In my - admittedly little, which is the point, you can cut them hard and they'll look much better (it may take a couple years, or it might have for me because I was timid). How far back above ground? Cutting all growth close to the ground at once is an accepted way of coping with some behemoth bushes. Japanese spirea can mature for longer periods between rejuvenation pruning, but the plant requires regular pruning maintenance to stay healthy. Post #10236051. I was out cutting several spirea back to nearly the ground to rejuvenate them a bit. Here’s my advice on cutting back blue mist spirea: Cut back to ground level. Reply. If you have a spirea bush that is dying, it could be a disease or another reason concerning the region or care. Prune all dead, diseased and broken stems as they occur -- cut back to the nearest healthy branch intersection or back to the ground if the damage extends throughout the stem. When and how do I trim overgrown, poorly flowering, 20-year-old Vanhoutte spirea bushes? If you overfeed your spirea you can end up burning the plant, which can kill it. Now would normally be the time you'd trim back a summer-blooming spirea anyway. But cutting back certain perennials can protect them from the cold and spark healthy growth come spring. I've been doing some minor pruning to control the shape of my Spirea. Deadheading is the process of … How many inches above ground? If your spirea bloom in the spring, They are likely Spiraea prunifolia or Spiraea x vanhouttei and they bloom on "old wood" or the previous year's growth.These should be cut back after blooming in 2016. If becoming too woody, it can be reinvigorated - cut the canes down to almost ground level. Thank you so much - Mary Ann Reedy . Goldflame spiraea responds well to this treatment but don't expect it to look good for about a year. Oh yes, spirea is another great example, Carol. Can't help you with spirea specifically. Be sure to check the cultivar on the species of the plant before you do this process. If you just want to clean up the spent flower blooms, just cut them off with pruners. These features make ‘Magic Carpet’ Spirea an excellent ground cover. Cut back a third of the canes, preferably the oldest and tallest ones, all the way to the ground. That doesn't seem that bad to me. I cut it to the ground this spring, and it has not fully recovered its original size, nor has it bloomed. You can actually cut the plant back to as low as 6 inches in height if you so choose and the plant will recover nicely. Each branch as close to the ground grow this bush in planting zones 4 to 8 in America! Nj ) continue to nibble away on the tiny new growth it should by... 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