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Harvesting, Cooking, And Then Eating A Dahlia Tuber

Hello friends,

Yes, I finally did it. I finally had the opportunity to try harvesting, cooking, and then eating one of my dahlia tubers.

I've been growing dahlias from seed this year as part of my dahlia breeding program, and a lot of the dahlias that flower just don't have the characteristics I'm looking for in a great seedling. Either they're single dahlias, or they have very plain and boring colours, or their flower heads are weak (and they droop), so I pull them out of the ground once I'm sure I know what sort of dahlia they are like.

I plant my dahlia seedlings very close together for spacing reasons, and when I decide that a dahlia is not what I'm looking for, that's when the dahlia seedling is pulled out of the ground, giving more space for other dahlia seedlings to grow in the garden bed.

All ornamental dahlias are edible, particularly the tubers, and their taste apparently is reminiscent of a potato crossed with celery, depending on which dahlia variety you harvest and cook. Dahlia tubers contain inulin (a prebiotic carbohydrate), other carbohydrates, have four times the amount of potassium than bananas have, and are high in fiber, making them a great food source if needed (Dahlia nutrition information (Nsabimana and Bo Jiang 2011).

With all this in mind, the next time I had to remove an unwanted dahlia seedling, I decided it was the time to try cooking and then eating a dahlia myself. The seedling dahlia donating its tubers was Dahlia SR 11, a boring single apricot dahlia variety that had flowered a few times, but its flower hadn't improved at all...

I dug the dahlia out of the ground, removed the stems and leaves, and then washed out as much dirt as possible from the tubers and roots. After bringing the root system of the dahlia into our kitchen, I cut off the small tubers the dahlia seedling had begun to grow. Small dahlia tubers we thought would be less fibrous, and more easy to cook with, compared to older and bigger tubers.

After giving the tubers another wash to remove all the dirt, I peeled the dahlia tubers as was suggested on the internet by other sources. With them now clean, I put the tubers into a small pot containing water, and added a bit of salt (similar to when boiling potatoes).

We brought the pot of water up to a boil, and let the dahlia tubers simmer for 10 minutes. At that point we tested the tubers with a knife and found them to be al dente, which was what my research suggested meant that the dahlia tubers were ready for eating. We cut one of the dahlia tubers up into thin slices and ate the slice plain...

The dahlia tuber was okay to eat, and did indeed taste like a potato crossed with celery (and it was a little earthy tasting too, a bit like beetroot). A bit plain, but okay. We sprinkled a little salt on top of the dahlia tuber slices, and it definitely improved the taste.

Wanting to explore eating the dahlia tubers further, we decided to pan fry the rest of the cooked and sliced tubers, to try out other flavor combinations with them, using ingredients we already had in the kitchen...

Here are the dahlia tuber flavor combinations we tried:

  • Chilli and Garlic - Definitely more tasty than plain, the flavor was improved by sprinkling a tiny bit of salt on top to finish.
  • Parmesan and Salt - Super tasty when fried plain and then sprinkled with parmesan and salt at the end.
  • Basil and Olive Oil and Salt - Quite pleasant, but not as nice as the Parmesan and Salt.
  • Fried in Butter with Chilli and Lemon Juice and Garlic - Definitely my favorite. The chilli and lemon and garlic combination made the dahlia tuber super tasty. We think it would've been better with lime juice instead of lemon, but we didn't have any available at the time.

With all those flavor combinations completed, we were out of dahlia tubers to eat, and that was perfectly okay for ending our experiment in dahlia cooking and eating.

I think that doing this experiment in dahlia cooking and eating was a good experience to try once. It was okay to eat, but if it came to a choice between eating potatoes and eating dahlia tubers, potatoes would be my choice every single time. If it ever came to a point that there was no choice but to eat dahlia tubers to survive (like during a zombie apocalypse), I would very happily do it, as long as I didn't need to eat any of my precious named dahlia varieties to do so. Those are sacrosanct, but they would make great seed producing dahlias, and those seeds could then go onto produce seedling dahlias tubers which I would happily to eat in the long term...

Have a wonderful day

Julie-Ann

Want to discuss my post? Feel free to chat with me on Instagram or Mastodon or Bluesky, and now also Facebook.

November Dahlia Update

Hello friends,

Yes, I did buy more dahlias after I said my garden was completely full and I couldn't fit any more in, but I promise this time I had good reasons to do so...

First of all, I lost a number of dahlias this spring due to tubers rotting/eyes not forming, including:

  • Arthur Hambley (DP)
  • Cafe Au Lait (DP)
  • Islander (DP)
  • Muchacha (Dec)
  • Salmon Runner (Dec)
  • Tranquility (Col)
  • Impression Fomoso (Col)
  • The Phantom (Ane)

From my observations over the past couple of years, dinner plate dahlias seem more prone to rotting, and for this reason I am not planning on buying anymore dinner plate dahlias in the future, they're just not worth spending all that money on, just to end up rotting in spring.

Secondly, when my NZ Bulbs dahlia order arrived in early October, one of my collarette dahlias, Dark Tiger, was not in the package due to them being out of stock, and they replaced it with the waterlily dahlia, Twiggy. The dahlias in this order weren't in the best condition, and two of them (Tranquility and Impression Fomoso) are actually in the lost dahlias list. They didn't form any eyes at all, and then they rotted. I don't think I'll buy from NZ Bulbs ever again when it comes to dahlias.

Twiggy is a waterlily dahlia with warm pink suffused petals and a light yellow center.


And thirdly, I got rid of our small plastic pond in the back garden. When hubby installed it three years ago, he promised he would take care of it, and keep it clean, and that just didn't happen. So after I cleaned it out this spring (again), I talked with hubby, and he agreed with me that it was time for the pond to go. This freed up a large space in the right part of the back garden, and after some rearranging of dahlias in that area, it gave me more space for dahlias to go into the ground.

And fourthly, during the big North West storm in October my Avalanche camellia snapped off at ground level, and it left an open space in the garden which I could fill with another dahlia.

Luckily this all happened around the time that Bulbs Direct and Mount Mera Botanical restocked their dahlia varieties on their websites, so I bought some dahlias I missed out on earlier in the year, and with discounts too.

From Bulbs Direct I picked up Purple Haze, an anemone dahlia with deep plum-coloured blooms, darker in the centre, and rich dark green foliage.

From Mount Mera Botanical I picked up the following dahlia varieties:

Muchacha a small decorative dahlia with shades of rose pink, violet, and white, to replace the one I lost this spring.

Bacardi, a decorative dahlia with muddy-rose colouring and dark raspberry tips and centers. I lost this dahlia last spring due to it rotting, and I really wanted to replace it.

Platinum Blonde, an anemone dahlia with a fuzzy butter cream center and white petals.

Rockstar, an anemone dahlia with beautiful deep cranberry petals and fuzzy cushion centers.

Take Off, another anemone dahlia with soft, orchid-toned petals which encircle a lighter, fluffy center.

Princess Nadine, a collarette dahlia with double ruff of pink and plum petals and an apricot center.

And lastly, Skyfall, a collarette dahlia with luscious crimson petals and a gold heart.

As soon as these dahlias arrived by courier they all went straight into the ground, and they have already sprouted and begun to grow.

And finally just when I thought all my dahlia buying was done for the year, an opportunity came up that I just couldn't turn down. Emerden Flower Farm had Floret Petite dahlia seedlings for sale, and I couldn't miss out on buying some after I missed out on buying their Floret Petite Dahlia seeds last year. I bought 8 Floret Petite dahlia seedlings, and when they arrived by courier a couple of days later I planted them into a small section of our vegetable garden (bad of me I know, but I was desperate), and gave them a good watering. I'm excited to see what flower types and colours I'll get from them.

With summer fast approaching now, I can't wait to see all these new dahlia varieties flowering in my garden.

Have a wonderful day

Julie-Ann

Want to discuss my post? Feel free to chat with me on Instagram or Mastodon or Bluesky, and now also Facebook.

A Week of Extreme Weather In October

Hello friends,

October is usually a tumultuous month for us here in Dunedin, with the weather swinging in extremes from hot north westerly gales, to cold southerly fronts, including the threat of possible snow and frost, and this October was definitely no different from previous years regarding this.

In the third week of October we were warned of a spring north westerly wind storm approaching, and the resulting weather watches and orange wind warnings from Metservice had me worried.

In preparing for the north westerly wind storm, it first meant picking up anything outside that could go airborne, including my frost protection buckets (I lost one in the wind, but I eventually found it days later), taking down our bird feeders, moving our patio furniture to a more protected spot, putting our wheelie bins into the woodshed, and tying the glasshouse doors shut as they face the North West.

I also took the precaution of moving my most precious plants out of the glasshouse and into the garage for extra protection. I just couldn't risk losing our tomato plants, and dahlias in pots due to something unforeseen happening, like our glasshouse blowing away.

The big north westerly wind storm itself was frightening, and our house shook and shuddered for hours, first with the North Westerly gales, and then the Southerly front behind it, which took out our grid power for 8 hours. Luckily, we have solar panels on our roof, and a solar battery in our garage, and this system kept our house powered during the blackout (our battery has a storm watch function, and as soon as Metservice sent out the orange wind warning, the system began charging the battery to 100%). We are now very glad we invested in a solar system a couple of years ago.

All around Dunedin mature trees were blown over, trampolines went flying, fences were blown over, and the roofs of houses were lifted off. Many people in the lower South Island lost power for hours, and some for days, and even weeks.

Unfortunately, there were two casualties in my garden from the north westerly wind storm. My Avalanche camellia in the backyard garden snapped off at its base, killing the plant. It was only a year old, and didn't have a thick trunk yet, and it looks like it bent over in the wind until it just snapped. The only good thing about this happening is that it has given me one extra spot to plant a dahlia in this summer, but I am sad that I lost a beloved plant...

And the second casualty, was that my quince tree lost two north west facing tree limbs. They snapped partially off, so I had to trim them back to the nearest healthy branch on the tree. My quince tree is only 3 years old, so it won't suffer from losing a couple of young tree limbs. Thankfully the quince fruit forming on the tree didn't fall off during the storm.

With the north westerly wind storm over, it was time to clean up the garden of plant debris, reinstate our garden furniture to the patio, return the bird feeders to their rightful places, and transfer my precious plants sheltering in our garage back to the glasshouse.

The weekend after the north westerly wind storm was Labour Weekend, the traditional time to plant everything out in the vegetable and main gardens, but I was wary of doing this because Metservice forecast a cold southerly system occurring, with the potential of snow to low levels, and a frost afterward. I refused to risk planting out all my plants into the garden that weekend, only to have to frost cloth them for nights afterward.

So instead of spending the entire Labour weekend out in the garden planting out everything, my plants stayed safely inside the glasshouse where it was definitely warmer than outside, and I watched as the cold weather arrived... 

And thank goodness I listened to the Metservice forecast, because the predicted low level snow fell, and settled to about 200 m above sea level in the hills surrounding us, and our temperature dropped to 1.1˚C overnight.

The dahlias growing outside were protected by their frost protection buckets, and all the plants in the glasshouse was protected by a number of layers of frost cloth. After a couple of days the weather warmed up back to early November temperatures, and it was time to plant stuff out in the garden, but it adds to my growing evidence that late October/early November is a risk to my Labour weekend gardening plans.

Have a wonderful day

Julie-Ann

Want to discuss my post? Feel free to chat with me on Instagram or Mastodon or Bluesky.

Dahlia Experiments 2025 - Growing Dahlia Seedlings

Hello friends,

As part of my dahlia growing experiments this year, one of my goals is to grow my own dahlia plants from seed. I have a stash of dahlia seed available, including the Bee's Choice dahlia variety from Floret in the USA (which I bought from Emerden last year), Beeline I and II dahlia seeds from the breeder Doctor Keith Hammett in New Zealand, dahlia seeds from Susie Ripley's garden in Dunedin, and also open pollinated seeds from my own garden.

At the end of August, once I was able to garden again after my second cataract surgery, I sowed my dahlia seeds into two covered seed trays, and sprinkled them with enough seed raising mix to cover them.

With them watered, and kept moist in the trays, the dahlia seeds stayed in our dining room in the warmth while they germinated. To my surprise, most of the dahlia seeds I planted germinated, at a rate of about 95%, which is way more dahlias than I expected to plant in my garden this year.

They grew nice and strong, and soon they were ready to transplant out into bigger pots with potting mix. They've been growing safe and sound in my glasshouse since then, growing bigger each week. My plan is to plant them in the garden after the last frost, but for now I have to figure out where I'm going to put 43 dahlia seedlings...

I can't wait to see what dahlia flowers appear from these seedlings over the summer. My plan is to be quite harsh with them, and I'll pull out any flowering plant that I'm not happy with, to give other dahlias room to grow. I'll give you updates as I go...

Have a wonderful day

Julie-Ann

Want to discuss my post? Feel free to chat with me on Instagram or Mastodon or Bluesky.

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