Rock garden quarterly

v77 #3
A bulb lawn in bloom
Growing a Bulb Lawn

MY NAME IS Anna, and I am a plantoholic. I lust after new plants of all kinds. I want more of the favorite plants I already have, and I am also in Zone denial, trying to grow all kinds of specimens from warmer climes. Surely this winter will be warmer, right?

Dianthus ‘Red Penny’
How I Root Cuttings

I’M NOT THE most talented gardener in the world. I’m not one of those mad geniuses who has a garden full of thriving plants that shouldn’t be able to grow in my Zone. But I do have one skill that does more than anything to save my rock garden: propagation.

Seed moist-packed in vermiculite. Photo by Gabriela Costea
Atypical Seeds in the Seed Exchange

REVIEWING THE DONATIONS to our recent seed ORG&HPS (Ontario Rock Garden & Hardy Plant Society) exchange brought to mind the problem of non-viable seed. It’s disappointing when the seeds you ordered don’t germinate. What might have gone wrong?

Portrait of Reginald Farrer.  Image courtesy of The Royal Botanic Garden Edinburgh Archives.
Reginald Farrer and The English Rock Garden: A Hundred Years

REGINALD FARRER WAS a unique and complex character, who many of us would probably find rather irritating. The eldest son of a landed Yorkshire family, he was born in 1880 and died in what was then called Upper Burma in 1920. In that short span, he wrote a series of unsuccessful novels, traveled...

Whistling Gardens

WHISTLING GARDENS IS owned by Darren and Wanda Heimbecker. The 20-acre garden is set on a 56-acre farm, in Wilsonville, near Brantford, Ontario. It opened to the public in 2006 and is the only private botanical garden in Canada.

The Allen Centennial Garden

ALLEN CENTENNIAL GARDEN is a 2.5-acre jewel surrounding a historic Victorian home in the middle of the bustling University of Wisconsin campus in Madison. Garden construction began in 1989, with its main focus as a teaching garden for the Horticulture Department. Since then, it has become an oasis...

Award of Merit Winner: Carol Clark

Rock and other gardeners around the world should be grateful to Carol Clark.

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Latest Plant of the Month

Gentiana septemfida

General Description:

Called the crested or summer gentian, Gentiana septemfida is one of the most easily grown gentians.  It is native to subalpine and alpine meadows of the Caucasus Mountains and nearby Turkey.  Plants have somewhat trailing stems 20-30 cm long.  The opposite leaves are sessile, ovate in outline and deep green. The stems end in a solitary (var. lagodechiana) or cluster of cobalt-blue flowers that are about 4 cm across.

Cultivation:

This gentian...

Plant Gallery

Rhododendron 'Wren'
Rhododendron 'Wren'
Rhododendron 'Wren'
Rhododendron 'Wren'
Clematis marmoraria
Clematis marmoraria
Polygala calcarea
Polygala calcarea
Narrow leaf segments of Delphinium qinghaiense; Calgary, AB.
Delphinium qinghaiense
Delphinium qinghaiense; Calgary, AB.
Delphinium qinghaiense
Delphinium beesianum; Calgary, AB.
Delphinium beesianum; Calgary, AB.
Delphinium vestitum; Calgary, AB.
Unusual rounded and hairy leaves of Delphinium vestitum.
Delphinium vestitum; Calgary, AB.
Unusual rounded and hairy leaves of Delphinium vestitum.
Delphinium vestitum
Aconitum sp. ex. DaXue Shan
Pulsatilla patens subsp. flavescens
Pulsatilla patens subsp. flavescens
Pulsatilla patens subsp. flavescens
Pulsatilla patens subsp. flavescens
Pulsatilla patens
Pulsatilla patens
Pulsatilla patens
Pulsatilla patens