Search found 1032 matches

by henry kuska
Fri Jun 26, 2020 9:32 pm
Forum: Rose Hybridizers Association Forum
Topic: My method in a nutshell, esp. the case for using mixed pollen
Replies: 8
Views: 302

Re: My method in a nutshell, esp. the case for using mixed pollen

A thin plastic bag has some permeability. https://www.aimplas.net/blog/permeability-and-plastic-packaging/ https://www.quora.com/Can-you-store-baby-wipes-and-disinfecting-wipes-in-a-resealable-plastic-bags-like-Ziploc-The-original-packaging-is-not-airtight -------------------------------------------...
by henry kuska
Mon Jun 22, 2020 7:59 pm
Forum: Rose Hybridizers Association Forum
Topic: My method in a nutshell, esp. the case for using mixed pollen
Replies: 8
Views: 302

Re: My method in a nutshell, esp. the case for using mixed pollen

Regarding the use of Clorox. You store the bags containing the chlorox solution in a closed fridge. I assume that it slowly passes from the bags into the fridge. Regarding hydrogen peroxide, if I remember correctly, one of our members long ago reported that it did not help his germination. I felt th...
by henry kuska
Mon Jun 22, 2020 10:56 am
Forum: Rose Hybridizers Association Forum
Topic: My method in a nutshell, esp. the case for using mixed pollen
Replies: 8
Views: 302

Re: My method in a nutshell, esp. the case for using mixed pollen

I used separate pollen for a few days. Then, the pollen went into the "mixed" container.
by henry kuska
Sun Jun 21, 2020 6:12 pm
Forum: Rose Hybridizers Association Forum
Topic: My method in a nutshell, esp. the case for using mixed pollen
Replies: 8
Views: 302

Re: My method in a nutshell, esp. the case for using mixed pollen

Thank you. I would be concerned with the use of Clorox (lungs). Did you try hydrogen peroxide?
by henry kuska
Thu Jun 18, 2020 11:06 pm
Forum: Rose Hybridizers Association Forum
Topic: Air-layering pods
Replies: 4
Views: 147

Re: Air-layering pods

I use to just wrap plastic, but this looks more convient.
by henry kuska
Tue May 26, 2020 2:31 pm
Forum: Rose Hybridizers Association Forum
Topic: Multiflora Rose review
Replies: 6
Views: 506

Re: Multiflora Rose review

Dave, please let us know how your attempts at PNRSV clean ups go.
by henry kuska
Tue May 26, 2020 2:27 pm
Forum: Rose Hybridizers Association Forum
Topic: A beginner's question
Replies: 4
Views: 253

Re: A beginner's question

Good to hear from you Peter. (Rugelda X your R-15) opened its first flowers yesterday.
by henry kuska
Fri May 22, 2020 10:17 pm
Forum: Rose Hybridizers Association Forum
Topic: Yellow blend rugosa hybrid
Replies: 22
Views: 1064

Re: Yellow blend rugosa hybrid

You may find this article useful if you are interested in further yellow rose breeding:
https://deepsouthdistrict.org/wp-conten ... ter-13.pdf
by henry kuska
Mon May 18, 2020 11:38 am
Forum: Rose Hybridizers Association Forum
Topic: new rose rosette research paper
Replies: 0
Views: 309

new rose rosette research paper

This paper has not gone through the review process yet (long download, 58 pages).

https://www.biorxiv.org/content/10.1101 ... 2.full.pdf
by henry kuska
Mon May 04, 2020 11:15 am
Forum: Rose Hybridizers Association Forum
Topic: Variegated Leaves
Replies: 20
Views: 1254

Re: Variegated Leaves

So far we have a plant that may have a virus. Which virus is not known. We have a recommendation to utilize that plant in a hybridizers breeding program. Are there possible problems with that recommendation? 1) If this is a virus, will it infect this hybridizers other roses (including his/her roses ...
by henry kuska
Sat May 02, 2020 12:59 pm
Forum: Rose Hybridizers Association Forum
Topic: Variegated Leaves
Replies: 20
Views: 1254

Re: Variegated Leaves

aimbeault, please keep in mind that until you test for a virus, you cannot rule out that possibility.
by henry kuska
Thu Apr 30, 2020 12:52 pm
Forum: Rose Hybridizers Association Forum
Topic: Variegated Leaves
Replies: 20
Views: 1254

Re: Variegated Leaves

There are rose viruses that transfer through the seeds. You would have to have your plant tested to see which (if any) rose virus it contains.

https://sites.google.com/site/rosevirusindexpage/
by henry kuska
Tue Mar 24, 2020 4:53 pm
Forum: Rose Hybridizers Association Forum
Topic: Good fungi, bad fungi?
Replies: 1
Views: 135

Re: Good fungi, bad fungi?

I have used mycorrhizae in my seedling mix. I have not run controlled test.