Liriope & Ophiopogon hardiness
coolplantsguy
14 years ago
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mxk3 z5b_MI
14 years agoRelated Discussions
Pruning Liriope - Groundcover
Comments (13)I'm in zone 7 in VA and have a border of variegated liriope that does very well. I give it a serious cut in February, before the new growth starts. I cut it as low as I reasonably can without actually getting into the crown of the plant. I've used everything from hand pruners to scissors to hedge trimmers to a gas powered string trimmer. The easiest by far is the string trimmer but the neatest looking is the scissors. However, they also make for the hardest work. If you're worried about transmitting diseases from one plant to another, just rinse the tools you're using with a 9 parts water to 1 part bleach solution between plants. A few years I've left it without trimming and it's really messy looking for several months from the dead leaves. We also get some fungus in it each winter that seems to be better controlled by the spring cut. Then it looks great all summer and fall with very little evidence of the fungus....See Moreliriope
Comments (14)Wow! I ended up on this string because I was trying to find the real name of the white-variegated Mondo Grass. I don't want yellow variegation (Liriope muscari 'Silvery Sunproof'), or, because it tends to revert to solid green, Silver Dragon (Liriope spicata 'Silver Dragon'). Mondo is Ophiopogon japonicus but there is supposed to be a white-variegated version somewhere. Now to the apparent confusion on this string: Liriope muscari is clumping and spreads slowly if at all. Mostly it fills in because the clump itself grows wider. 'Big Blue' is the best green cultivar. It stays pretty deep green with little attention. It should be mowed once, in February in the South. 'Silvery Sunproof' is the best yellow-variegated cultivar, because it takes sun or shade. If anybody knows of a good white-variegated cultivar please let me know. Liriope spicata spreads by underground stems and this one is the one the above posts must have been complaining took over the bed. If it is happy it will take over the bed. That could be good or bad. But Sugar Hill is right, a Maple is difficult to grow anything under. Maples may even be allelopathic, which means their roots put out a poison to eliminate competition. The worst problem with L. spicata is that it yellows out, especially in full sun, and seems like a dump-truck full of fertilizer won't green it back up. (Liriope muscari responds beautifully to fertilizer, turning to a forest green.) Some say Spider Mites cause it so if you have that yellowing problem try shaking the leaves onto a white sheet of paper and look for little crawling specks. The only L. spicata cultivar I know of is 'Silver Dragon', with white-variegation, and like I said it tends to reversion to green. Mondo grass is similar but different: 1. Though Liriope takes sun or shade in the South, Mondo resents full-sun, in my experience. Besides, truth be told, there are alot of other groundcovers for full sun that are prettier anyway. 2. Do not, I repeat, do NOT cut back Mondo in February. It will take months and months to grow back. Occasionally, if it gets ratty, cut it back in early June (Z 7). Maybe once every 4 or 5 years. Aztec Grass is different. I don't think its hardy in the middle South. It is used extensively in Florida in sun or shade. Seems to like sun better though. Nematodes will devastate it so they are helping to rapidly reduce its popularity down there. But no one, no book, not even Florida-only landscape books, seems to know what the scientific name is for Aztec Grass. If a professor stumbles on this string please respond with the real scientific name of Aztec Grass. Oh! and white-variegated non-reverting Mondo or Liriope anyone?...See MoreLiriope Spicata question
Comments (2)I considered these, but thought they would like a little more moisture? I have some Ophiopogon planiscapus growing elsewhere, which I love, but it is so slow to spread. Is O. japonicus a little faster to fill in? (And will it take extreme drought conditions?) Or- how bad is the Liriope spicata? Thanks for the response!...See Moreliriope big blue question...
Comments (2)I have liriope muscari and it grows quite slowly in semi shade in my opinion. It's true it gets stone dry in summer so perhaps there are not perfect conditions. Soil is sandy loam. Zone 8-9. It's been here for about four years and in this time it sent two tiny rhizomes on each side. It's been not invasive at all, in fact I wish it was more. If you want something less vigorous go with Ophiopogon planiscapus Nigrescens, it's even slower. For erosion controlling groundcover consider hypericum calycinum, geranium macrorrhizum, pachysandra terminalis, vinca, lamium. trailing rosemary....See Moreconniemcghee
14 years agoarbo_retum
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14 years agoaftermidnight Zone7b B.C. Canada
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aftermidnight Zone7b B.C. Canada