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Category: Gardening Articles

How to propagate delphiniums by seed, basal cuttings and dividing

How to propagate delphiniums by seed, basal cuttings and dividing

There are several ways to propagate delphiniums. You can plant seeds both indoors and outdoors in spring, divide the root which I do myself every 3 years, or grow them by taking basal cuttings (This is where you take the cutting from ground level). I cover all 3 ways showing you how to propagate delphiniums below starting with sowing seed. Each section, or way to propagate delphiniums also links out to a complete guide just on that one method too….

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How to grow and care for delphiniums

How to grow and care for delphiniums

The spectacular appearance of delphiniums is well worth the time and care needed to look after them. From choosing their best location in your garden to preparing them for the winter months, you’re rewarded in the summer with glorious color for the effort you put into their care and maintenance. Did you know, you can even grow smaller varieties of delphiniums in containers and pots which I cover here. Timetable Sow seeds, if using: March, April Plant: any time of…

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Growing delphiniums from seed – indoors and directly in the ground

Growing delphiniums from seed – indoors and directly in the ground

Growing delphiniums from seed is a low cost way of having these stunning flowers in your garden and following on from my guide on how to take cuttings as well as how to divide delphiniums. Growing delphiniums from seed involve carefully following a number of steps. You can sow the seeds indoors and then transplant them in your garden, or directly sow the seeds in the soil in your flowerbed. This article covers both methods but my preferred method is…

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How to grow delphiniums from cuttings

How to grow delphiniums from cuttings

Taking a cutting from delphiniums in order to grow a new plant is one way of propagating delphiniums and is probably my favourite way to propagate delphiniums but it’s not the only way. (See Growing delphiniums from seed for another way) but I also like to divide them every 3 years which I cover in this guide in more detail. Growing delphiniums from cuttings takes some attention to detail. In this guide below though, I show you how to take…

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Problems with delphiniums – pests and diseases

Problems with delphiniums – pests and diseases

Delphinium problems include several fungal diseases, bacterial problems, viruses, and infestations of pests and other bugs. Unfortunately, once infected, many of these plants can’t be saved. Personally, I have found that the most common problems are probably slugs and snails in spring that will demolish fresh growth. I usually use slug traps but you can also use organic slug pellets. I have also had issues with powdery mildew. Usually, I spray with a fungicide as soon as I notice mildew…

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How to keep delphiniums over winter

How to keep delphiniums over winter

You need to start in late autumn to prepare to keep your delphiniums over winter. Your preparation tasks include cleaning your garden, watering the plants and adding mulch. I will admit, for most people, you could probably do nothing but cut the dead stalks back to an inch above the ground and they will survive. However, you might as well give them the best chances and keeping delphiniums over winter is also about preventing pests and diseases which is why…

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Why are my delphinium’s leaves turning yellow and brown?

Why are my delphinium’s leaves turning yellow and brown?

Your delphinium leaves turning yellow and brown may be due to quite a few causes. These include fungal infections, bacteria, infestation of bugs and other insects, and poor location, growing conditions and inadequate care. Here are the most common causes for you to check out. Growing conditions and care Delphiniums need moist but well-drained soil in which to thrive. The main environmental cause of yellow leaves on this plant is too much water. Is your plant sitting in water-logged soil?…

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Why are my delphiniums not flowering?

Why are my delphiniums not flowering?

You need to do some detective work to figure out which of several issues are why your delphiniums are not flowering. I give the main reasons here and guide you in what to look for to establish the main cause. in general, they either just need a little time to establish (usually the first year of planting), they’re not getting enough sunshine (they need full sun) and another common one is overfeeding with nitrogen which encourages lots of leafy growth…

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How to stake peonies and delphiniums to stop them falling over

How to stake peonies and delphiniums to stop them falling over

Following on from my guide on how to grow and care for delphiniums, something that is often overlooked until it’s too late is that delphiniums and peonies are tall plants, growing to about 2m in height. They need staking to prevent them from toppling over if they become top heavy. This also prevents them from bending and even breaking in medium to strong winds and rains. You have several options as to how to stake your plants. Height of stakes…

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How to divide Delphiniums to get the most out of them plus an alternative to division

How to divide Delphiniums to get the most out of them plus an alternative to division

Following on from my guide on how to take delphinium cuttings and how to grow and care for delphiniums, the best time to divide a delphinium is in early spring. Dividing the plant lets you plant each new section separately and so provides you with more plants and blooms plus the original plant gets a chance to put on a show again as they can become tired and less productive if just left as they become congested. Prepare the holes…

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