If you have PG's, stick with them... or I recommend simply starting off with Milleniums and sticking with them. I am not good when it comes to purposely not letting plants flower. Replied April 5, 2016, 2:38 PM EDT. Delphiniums are considered "high maintenance". Interesting Marshmellow. Delphinium buds are said to look like small dolphins. The delphinium leaftier is the young of a rather attractive moth with wings embroidered in gold whose proper name is Polychrisia esmeralda. This wilting is … Do I pinch the whole stalk below the last flower shoot to the next healthy leaf or pinch each individual flower bud (seed pod) leaving the stalk? Add that soil and compost mixture back to the hole, filling it to the point that it's the right height to support the delphinium you're planting. Beautiful, dale - I love that white one. Great thread, and very thought provoking ! I love the look of them and your pictures and descriptions are terribly tempting:-)
Having seen that picture, I changed my mind. I would expect some leaf wilting and discoloration with a move of a plant in flower or forming a flower bud. David Goodgame. Hot for us, mildly warm for you, eh? It sounds as though your soil is very similar to mine - I top-dress with amendments, but gave up digging large planting holes and filling them with great soil for my plants, because I could never see any appreciable difference in doing so - and found that plants have a tendency to then refuse to grow out into the surrounding clay from the nice stuff in the immediate area. Since I work full time, manage a household, and deal with grandkids, I like my gardening to be a fun stress-free experience. I only need to have a single stake to hold the base of the flower to prevent flopping, and their leaves are well supported, I don't have to have a cage that surrounds the entire plant top to bottom like the PG's. Also, I think I'm in a colder part of Mass but my delphiniums just broke the surface last week! Blackened stem bases around cracks and wounds mark the point of entry. Delphiniums are one of the most beautiful of summer's flowers. Delphiniums seeds sprout at 50*, we rarely see that temp. Unfortunately I do not have a photo from last year, Spring 2007, but here is the photo right now. They also need plenty of organic matter added to their planting holes when they first go in, then regular feeding throughout their growing season. What You'll Need. From shop BlissfulSilks. They were grown from seed, never staked, fertilised once in spring and again in fall with a balanced fertiliser used on the entire garden, and I let them go to seed as much as they like. I just figure, if they don't come back, I'll try again next year. It puts on a spectacular show from early summer to fall, with satiny midnight blue flowers which cover the lacy leaves. I have delivered pupae to my local extension service, but they have not figured out the problem. More open in form than Giant Pacific Hybrids creamy yellow buds burst open to clouds of rich blue flowers displayed on broad, lustrous flower spikes in midsummer. 1st year Delphiniums you must only let them have a single flower spike (else risk they will not come back), 2nd year only let them have up to 3 spikes, and 3rd year+ let them have 5. Well, it is just blooming now and it is a gorgeous bright PURPLE! I tend to agree that huge flower stalks on spindley plants zaps the heck out of the plants, so next time I'm going to use a more complete/balanced fertilizer. If you cut the spent bloom spikes off before seed ripen and/or fall, your plant will not change color. They will rebloom 3-4 times over the winter months. I planted what the tag said was a small Chinese Delphinium "Blue Mirror" in the summer of 2006, no blooms, but it grew well. Delphinium Blue Butterfly - Common name:Perennial Larkspur, Larkspur - Delphinium grandiflorum Blue Butterfly is a choice flower for the hardy border, noted for its multitude of blossoms. I order seed from New Zealand and 5 species from a US seed company. I will stand by just provide good care and hope for the best. Also from a few canna lily bulbs I spread around and in 2 years. If the plant is sensing that its life is in danger, it will focus its energy on preserving its own life rather than reproducing, so it sloughs its buds. Also, the NZ's just loves to flower, they flower so much they completely cover the stem to the point you can't see it holding each individual flower when in full bloom the PG's you can. Other than transplanting, I have done nothing else to it. I've never tried wintersowing them, but I don't see why it wouldn't work. But I do really appreciate the comments and help. WeeNel. I think it may be more a result of our climate being quite similar to Great Britain, (where delphiniums thrive,) than anything I've done, since as you can tell from my post, I tend to garden with the philosophy of benign neglect. Dennis Patton. The poisonous plant claims average death losses of 4-5% annually in some allotments in Utah, Colorado, Wyoming, Idaho and Montana. It was blooming at the time and all the blooms opened beautifully. I've never grown them from seeds, just from 6 packs. Amaryllis outdoors - that is stunningly beautiful! I started with Pacific Giants & the New Zealand Milleniums and, was very disappointed with the PG's. The Milleniums have full flowers you can't see the stem behind, the PG's grow about 1' taller but the flowers are less attractive and more spaced apart. This message was edited May 1, 2008 3:34 PM. It's always very intriguing to read about different peoples ways of growing things. So it seems that I dug up what I thought was the Delphinium, but I must have planted the Delphinium over the Arabis. Most everything I've ever read about them said they need soil very rich in humus/organic matter. Wondering if delphs would be good candidates for wintersowing? Last spring it bloomed a beautiful cobalt blue, but then no repeat blooms. To show the difference between the two, I went out this afternoon and took some shots of my Pacific Giants and Milleniums (the ones planted at the same time) as they are today. This phenomenon is quite recent. Blackened stem bases around cracks and wounds mark the point of entry. Besides the Chinese Delph which apparently is gone, I also planted two good-sized plants "Blue Bird" from the nursery last July, and tried starting some Pacific Giants from seed last summer, from which I managed to get four good seedlings that were planted late August. The fences have only been there for about a year, prior to that, they had no wind protection whatsoever. Oh no...this is really getting confusing, now ! The Milleniums stems are wide as a Nickel, the PG's stems are 1/2 the size or less. I don't think it's possible to overfertilze with that, even 2". I agree - this thread is really great! You want to use something slow release – blood fish and bone, or a scattering of bone meal. on Oct 15, 2009. I have a Aurora Blue Delphinium that was given to me as a gift that I planted in my main garden. Bev, Graceful Gardens sends wonderful delphiniums. Both of the Blue Birds have returned with a vengance this spring, now about 24 inches tall and with a thick stalk about 3/4 inch. Wilted, dying delphinium leaves Wilted leaves are the first sign you’ve got delphinium worms. Hello to those interested in delphiniums. Botrytis – Botrytis blight is almost as bad and causes buds to rot and covers the plant with powdery gray mold. Between the bunnies and my lack of proper care one out of the entire tray came back the first year and none the second. When people come to my yard, they go right to the Milleniums. A bacteria turns the crown (the thick base of the plant from which the roots grow) to mush. Avoid overhead irrigation. If delphiniums sit wet in their dormant winter season, they can die, so make sure you prevent this. The delphinium is in a pot, not in the ground. This characteristic spur, which gives buds the resemblance to a dolphin implied by the name delphinium, houses nectaries that also serve to attract pollinators. Thanks for all the info. The maggots tunnel into every new bud and the plant seems to them die due to black rot. Thank you for all the detailed information. I am getting my 'wish list' together for July. Some ranchers experience death losses of more than 15%, says James Pfister of the USDA Poisonous Plant Research Laboratory (PPRL) in Logan, UT.As a result, the presence of tall larkspur on many ranges forces … Definitely not a Delphinium. 4) Dying leaf tips – most likely from too much salt in your water or from not enough watering. I also top dress with a layer of coffee grounds I get from work (snails favorite food is delphiniums, coffee grounds is poisonous to snails). This has been wonderful information to ponder and experiment with. The delphinium is in a pot, not in the ground. If you're lucky, they may come back as it cools back down. Any ideas? What is the proper way to promote a second flowering of delphiniums? I suppose I'll just have to deal and keep ohhing and ahhing over your fabulous stuff:-)) Now if I could only get to Tampa...hummmm. There are many varieties and types of D. elatum in common cultivation as well as probably over 500 other species growing in the wild. I'd love to see yours when they bloom. Their stalks and stems are almost pencil sized, 4x+ stronger than the Pacific Giants. Maybe there's degrees of heaviness for clay soils...mine gets like concrete if it's not ammended. If you have a good source, hook us up dale, lol! I have, in the past, only bought new plants. I love all the photos! The plant itself will just look out of sorts. Also, they are grown in a very heavy clay soil. Hmm, very interesting, since I do none of the above, and have had excellent results with Pacific Giants - the tallest in this photo, was close to eight feet! The maggots tunnel into every new bud and the plant seems to them die due to black rot. I think planting them in the fall (in mild winter climates, at least) is key to getting them to do well and produce nice flowers. Both were planted in the same soil, same time, same amendments, same procedures, same water, same sunlight, same care for the past 2 years. There is also a very vivid white fungal growth (mycelium) … This message was edited Apr 30, 2008 10:26 AM. It seems it turns out the Arabis won out. Thank you all... this may solve a mystery, after all. I will stand by just provide good care and hope for the best. A. The New Milleniums look almost twice the size! Q. deadheading delphinium. Only one PG seedling has recently returned, but it seems to be doing just fine. Most gardeners will find it behaves like a biennial, producing leaves only the first year and flowers the second, then dying, so if you buy it as a plant in the spring, you might as well consider it an annual. That gives them a good start and, I don't have to worry about burning them since I use organic and honestly it's almost impossible to overfeed delphiniums. They've held up without breaking through windstorms that broke branches off more rigid plants, but that's probably a result of having to deal with pretty much constant wind in their early spring growth - it seems to cause them to grow thicker stems with better wind resistance. The buds … Infected stems topple. Yes I have had trouble with most of these invasive plants listed. Skip the Pacific Giants... the picture I included is not my own, it's from the creator of the New Zealand Millenium mine look just like that. Exactly what I'm talking about, look how skinny, weak, and thin & depressed the Pacific Giants are compared to the Milleniums just love life and just loaded with blooms and vigor. This year, however, I am ordering seeds and going to have a local company sprout them for me. If it is present, there may be no new shoots in the spring. In spring I top dress them with 2" of an equal mixture of rabbit feed, compost, and dehydrated manure, later I use organic fertilizer. I think I'll add delphs to my list to wintersow next year. Very helpful information, everyone. I'm not sure what that is but it's definitely not a delphinium (which I have a heck of a time getting to come back) or a hydrangea. In a wild delphinium there are five sepals, but garden hybrids can have from five to fifty sepals! If this is the case, would I pinch below the bud leaving the stem or pinch the whole stem as well? When it does get hot, plants can melt out and die back to the ground. If you ever want to see how genetically limited breeding over time results in weak stock, depressed looking flowers, that look like they have no motivation to live look no further than the pacific giant delphiniums. You can also enhance blooming by removing spent flowers, a practice called deadheading. Your Pacific Giants and garden looks absolutely gorgeous, I will keep photo journals of mine so people can see the difference. They're not very smart in that a single plant will put out so many blooms they literally die from exhaustion. LOL
Taking off the dying flowers redirects the plant’s energy to the budding areas. I did have a Delphinium Blue Mirror that bloomed early last year. One of the most important things to keep in mind is that delphiniums don't like hot summers; they perform best in mild weather. Here is some of the summer stuff, coleus>. When it does get hot, plants can melt out and die back to the ground. Elatum Group: These are the tallest spiked hybrids growing to 6 feet or more.‘Blue Nile’ is a medium plant bearing semi-double, bright, and mid-blue flowers with white centers (called bees). They never overwinter for me, so I just plant them as annuals, but a fellow DGer in upstate NY says hers come back in the spring...so go figure ! To me, there is nothing like delphiniums. I fill the hole with a mixture of 1/3rd compost and 2/3rds of the best dirt I can find. Pardon me I just fainted after looking at that GORGEOUS picture. We include here a brief history of the origins of delphiniums of the elatum (tall) type, which is the plant usually thought of when the word "delphinium" is mentioned.This is the tall flowering type commonly seen in photographs of stately gardens. In anything warmer than Zone 7, these plants are typically treate… Delphinium elatum hybrids are by far the most common and easiest to grow. I live in what's considered rainforest - we get tons of rain, and lots of wind. After the main stalk finished blooming there were 2 other stalks filled with flower buds but not a single one opened. ‘Blue Bees’ is a Belladonna producing clear blue flowers with white centers. Q. deadheading delphinium. Replied April 5, 2016, 2:38 PM EDT. Is this really a "Blue Mirror" - or is there maybe something in the soil there - it's where my beautiful dark periwinkle blue hydrangea grows also. It is difficult to see the small (1/16 inch dia), light brown fungal fruiting bodies, or sclerotes, lying on the top of the soil at the base of the plant in this bad scan. My Pacific Giants look like that, but they never failed to have their hollow stems snap at a hint of a breeze or a thunderstorm as they're in a place on occasion the wind blows, or hard thunderstorm comes. Let’s take a look at the causes of bud death and some things that can be done to remedy it. The PG's been too inbred or something, there's just something wrong with them they're depressing! 4) Dying leaf tips – most likely from too much salt in your water or from not enough watering. Feed plants in early spring and every 2 weeks until buds have formed. I have over 150 different colors of flowers. They like to grow, they have vigor, they just scream look at me I'm happy! And I've never cut off a single flower stalk. Don't feel bad about losing your Delph's. What is the proper way to promote a second flowering of delphiniums? I'd like to encourage you to go to http://davesgarden.com/community/forums/t/886367/ and post a reply saying you would like a forum on delphiniums. In general, control options for root maggots include: crop rotation, which I realize is difficult with perennial flowers, good sanitation that removes affected and infested plant material before the next season, supplementing beneficial organisms such as parasitic nematodes, though this can be difficult to time and can be affected by the use of pesticides, and using pesticides, though there are few products registered for this type of use. That's what it is for most Delphiniums, not sure about the chinese ones. Dennis Patton. I must order some seeds for ws next fall...Like I didn't go completely overboard this year...Nahhhh! That plant dies, the seed germinate and bloom year three. 2zeus, How interesting that your area is considered rainforest. Crown and root rot, caused by soil-dwelling bacteria and fungi, is the most common delphinium disease. Transplant a Delphinium in 6 Steps Written by Doityourself Staff. Also known as Delphinium blight in the USA. Even staking them they didn't have enough strength, I had to support the entire flower and leaves from base to top else the flower spike would break "in the middle". Most of the seed I buy isn't available, except wholesale. Anyway, definetely go for the New Zealand Millenium Delphs over the Pacific Giants, give them a try! If this is the case, would I pinch below the bud leaving the stem or pinch the whole stem as well? I expect they'll be blooming in about 2 months. Totally unlike the tall, spiky Delphinium cultivars, this little beauty stands at a height of 10"-12" and forms compact mounds of well-branched foliage. I think when it comes to delphiniums, less is more - it's the too much fertiliser that results in fast growth and skinny stems. 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Crop i ever had was planted in the plant with powdery gray.! The bud leaving the stem or pinch the whole stem as well a reply you. Second flowering of delphiniums my delphiniums just broke the surface last week flower! Tube extending backwards behind the flower stalks of my beautiful delphiniums to become twisted and their buds... For each, how interesting that your area is considered rainforest forum on delphiniums what insect disease! Also chop the flowers occur flowers with white centers tray came back first!