Scottish Rock Garden Club Forum

Bulbs => Bulbs General => Topic started by: fermi de Sousa on April 08, 2017, 10:04:37 AM

Title: Aroids (the family Araceae) 2017
Post by: fermi de Sousa on April 08, 2017, 10:04:37 AM
I found this conclave of cowled gnomes meeting in the rock garden yesterday!
Biarum davisii, as far as I know
cheers
fermi
Title: Re: Aroids (the family Araceae) 2017
Post by: Jupiter on April 09, 2017, 12:16:14 AM
Wow Fermi those are stunning pics and a nice clump of Biarum. Mine only made one flower this year and is sending up leaves now. I will feed it a little and hope for something closer to your clump next year.
Title: Re: Aroids (the family Araceae) 2017
Post by: fermi de Sousa on April 09, 2017, 03:34:18 AM
Hi Jamus,
Thanks; we don't do much for them except replant it when it gets dug up by the echidna!
The clump has slowly built up over the years, especially when we get good autumn and winter rain when it is in leaf. We don't water the bed where it grows but don't cover it so it can get an occasional shower when dormant in summer,
cheers
fermi
Title: Re: Aroids (the family Araceae) 2017
Post by: barnclos on April 14, 2017, 05:46:50 PM
when it gets dug up by the echidna!

It isn't every day that I read about that as a gardening problem. The most exotic thing we get are the Beech Marten chewing through the cooling water hoses of the car.

Great pics, by the way.
Title: Re: Aroids (the family Araceae) 2017
Post by: olegKon on April 17, 2017, 09:41:02 AM
The first aroid in the open garden this year: Symplocarpus foetidus
Title: Re: Aroids (the family Araceae) 2017
Post by: Bart on April 17, 2017, 08:08:19 PM
wow! Never seen that one before? Bet it stinks? thanks for showing.
Title: Re: Aroids (the family Araceae) 2017
Post by: Darren on June 19, 2017, 12:32:28 PM
This amused me:

Biarum sp and Dracunculus vulgaris. Little and Large!

Title: Re: Aroids (the family Araceae) 2017
Post by: sokol on August 11, 2017, 07:29:23 PM
Arum pictum is ready to flower, planted out last year and no problems with -17°C this winter under a cover of snow.
Title: Re: Aroids (the family Araceae) 2017
Post by: sokol on August 14, 2017, 08:52:50 PM
The flower is open today and you can't miss it because of the smell.
Title: Re: Aroids (the family Araceae) 2017
Post by: Gabriela on August 15, 2017, 12:09:55 AM
The flower is open today and you can't miss it because of the smell.

Yes, but fortunately we cannot smell the pictures :)  - beautiful!
Title: Re: Aroids (the family Araceae) 2017
Post by: Janis Ruksans on September 08, 2017, 06:45:44 PM
With me blooms some unidentified Biarum sp.
Title: Re: Aroids (the family Araceae) 2017
Post by: sokol on September 08, 2017, 08:11:28 PM
It looks quite interesting with the undulate margins but no idea what it is.
Title: Re: Aroids (the family Araceae) 2017
Post by: sokol on September 09, 2017, 09:15:52 PM
Today my potted Arum pictum came into flower, all at the same day. I have kept them completely dry.
Title: Re: Aroids (the family Araceae) 2017
Post by: Bart on September 11, 2017, 07:50:17 PM
Nice Biarum, Janis!

I love Arum pictum, its smell makes me smile and it is a great plant to have a laugh with the kids.
Here are a few pics of my plants. I have grown them for years in the garden and greenhouse, this year I potted some:

[attach=1]

[attach=2]

Arum pictum

Don't know how to rotate the second picture, sorry.

 edit by maggi = I have rotated the photo for you, Bart.
Title: Re: Aroids (the family Araceae) 2017
Post by: fermi de Sousa on September 12, 2017, 02:39:05 AM
Great pics, everyone - one case where I'm glad we can't smell the flowers ;D
I didn't realise that Arum pictum flowers in autumn! ::)
I only have a couple of seedlings a few years old so won't be expecting flowers for a little while.
When would be the best time to pot them on into a bigger pot?
I'd rather not plant them out because the red-legged earth mites seem to love aroids and the foliage is often stripped back drastically  :'(
cheers
fermi
Title: Re: Aroids (the family Araceae) 2017
Post by: Bart on September 13, 2017, 10:15:32 AM
Hi Fermi, I'm surprised you haven't got a big, vigorous clump growing somewhere in a corner of your garden, because judging by all your posts everything appears to be growing outdoors, and well, where you live. I've been green with envy at times :).
Arum pictum in my experience is very forgiving, I have moved them whilst in full growth. I suppose the best time is when they have just started to grow, so they do not get too bothered about a change in  humidity around the tuber. A bone dry summer rest seems to be a must, but it is perfectly happy at the foot of a big conifer in North Yorkshire. 4years from seed to flower I guess. I've got four more scent adventures to look forward to! ;D
Title: Re: Aroids (the family Araceae) 2017
Post by: Martin Sheader on September 13, 2017, 02:55:48 PM
Biarum marmarisense is flowering well this year. I particularly like this pale form, with the flowers appearing well before the leaves.
Title: Re: Aroids (the family Araceae) 2017
Post by: Maggi Young on September 13, 2017, 03:52:09 PM
Biarum marmarisense is flowering well this year. I particularly like this pale form, with the flowers appearing well before the leaves.
I always  "hear" a background  chant of plainsong when I see photos of these little plants....
Title: Re: Aroids (the family Araceae) 2017
Post by: fermi de Sousa on September 17, 2017, 01:29:01 PM
Hi Martin,
I didn't realise that you grew non-South American plants! :o
 ;D ;D ;D
And grow them very well, too!

Hi Bart,
no clumps of this arum :(
I potted the 2 I've got into a bigger pot and will watch it next autumn when it breaks dormancy - or maybe will sniff it out ;)
cheers
fermi
Title: Re: Aroids (the family Araceae) 2017
Post by: sokol on September 17, 2017, 07:58:28 PM
Biarum marmarisense is flowering well this year. I particularly like this pale form, with the flowers appearing well before the leaves.

Great display. I have more tubers year after year of this species but never had any flower.
Title: Re: Aroids (the family Araceae) 2017
Post by: Martin Sheader on September 17, 2017, 10:19:58 PM
Stefan, I obtained a tuber of this Biarum marmarisense many years ago. I could never get it to flower and it gradually wasted away, dwindling over several years. I dumped soil from the pots in my old soil heap, and later used this soil in a covered frame where I grow Patagonian oxalis. A couple of years later a biarum flower appeared among the oxalis and the tubers have increased rapidly since flowering every year. I now usually grow them in a mesh pot in the oxalis frame, lifting the pot and sinking in a clay pot for showing. I suppose the conditions that they have in the frame are: dryish (but not dry) and warm in summer when dormant; permanently moist soil in winter by seepage from the edges of the frame, though no overhead watering; poor sandy soil. I could never get the species to flower in pots, but it has chosen where it wants to flower and it's producing tubers rapidly.
Title: Re: Aroids (the family Araceae) 2017
Post by: sokol on September 18, 2017, 05:26:34 AM
Thanks Martin for your detailed answer. Maybe my soil is not sandy enough and I feed them a bit too much. Mine are also potted in a frame and covered when it is too cold outside but open for the rest of the time. Maybe I should also keep them drier during summer.
Title: Re: Aroids (the family Araceae) 2017
Post by: Steve Garvie on September 19, 2017, 01:20:50 PM
Biarum davisii -I grow this in a very lean free-draining mix. It gets a warm dry summer rest. I'm not sure what differences (if any) there are between this and B. marmarisense.

For some strange reason I always think of MacBeth's witches when I see this Biarum in flower.

(https://c1.staticflickr.com/5/4334/37132058206_374fd7207e_o_d.jpg)
Title: Re: Aroids (the family Araceae) 2017
Post by: Johan K. on October 14, 2017, 08:41:27 AM
Arum pictum.
Title: Re: Aroids (the family Araceae) 2017
Post by: Peppa on October 17, 2017, 11:17:38 PM
I wasn't expecting a second bloom of my Typhonium roxburghii this year. It seems like my husband is more sensitive to the smell of Aroids than I am, since he can't stand this and I don't have a problem with it. People obviously have different tolerances for different things, as he isn't bothered at all by the smell of certain Fritillaria, which I just can't abide. ;D[attachimg=1]
Title: Re: Aroids (the family Araceae) 2017
Post by: sokol on October 18, 2017, 04:58:20 AM
Nice plant Peppa. It's the other way round here. When I am going out to the terrace und smell an aroid I am happy and I search for the flowering plant. My wife can't stand it and she asks me to look for the dead animal to remove it.
Title: Re: Aroids (the family Araceae) 2017
Post by: Peppa on October 18, 2017, 08:41:36 PM
That is funny, Stefan! ;D Sometimes we can follow the odor and find pretty things! ;D ;D ;D
Title: Re: Aroids (the family Araceae) 2017
Post by: Peppa on October 23, 2017, 03:01:30 AM
I have to correct the name that I posted previously. I said that my plant was Typhonium roxburghii, but it seems to actually be Typhonium blumei.

Long story short, I received them as T. divaricatum and when I checked the plant list at the Kew site, T. divaricatum was listed as a synonym of roxburghii. So I was assuming these were roxburghii. But when I was talking to one of my friends about this plant, I started to wonder if the name was correct. Apparently one of the differences between roxburghii and blumei is that T. blumei's appendix grows upward and mine does that. T. roxburghii's appendix grows down.
[attachimg=1]
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