Ron,For GDD the Colorado site used base 50 (10C). There is a map of base 5C GDD for Canada. Unfortunately we can't extrapolate this out since it infla...

I agree that 3200 GDD might be correct for a defoliated but otherwise healthy plant (i.e. established). But I've shown that in a small unestablished p...

Well if he needs his info I tried to keep what I could when his site was active in my attempt to understand his theory on thresholds in re-establishin...

Here is a link to the website of the guy who is, probably, the most knowledgable hybridizer of Yucca, Benny from Denmark:

Ron- your touching on a lot of my favorite topics!I love those giant elatas hope mine look that good in 50 years! Mine are now 6 years old from seed, ...

I know it's a bit on a high note but there are some neat things discussed in it. The author's advice got me to try some plants I would have never tri...

It's too bad that no one out there will carry them. I guess the fact that T. fortunei is so well known and common (and grows so well) on the coast, ma...

Ron,If all else fails, Tony at Cole's nursery in Niagara, Ontario, has some 3 gallon needles still in stock (I think). Google coles or 'Niagara tropic...

I had hoped to be on the coast but found the rain a bit much and me unable to afford a house so here I am in Penticton and am very happy to be here. ...

I wouldn't worry about moisture with any 'Eastern' type Yucca in B.C. Your winters are moist yes, but the cold isn't an issue. I'm assuming that by "A...

Hey- I just got an order from Europalms.be, good serive, quick and better prices then rarepalmseeds.com.I second the use of the desert Northwest, Ian ...

Bill- For the woodland I use use many of the native trees to form the backbone. I have planted a bunch of spruce and pine to serve as windbreaks, and ...

The tall grass is Miscanthus gigantus (AKA Miscanthus floridus). It grows quickly to c. 10 feet then, in fall, send up flower heads another couple fee...

Man o Man are you guys hot! We're having a PNW style 'summer' here this year. It get's into the 80's (f) and then it will go right back to the mid-upp...