For those seeking to cultivate a rare bloom of storied provenance, immortalized in a celebrated melody, edelweiss proves an impeccable choice.

My mother was raised in the northeastern reaches of Italy, a stone's throw from the Austrian frontier beneath the Alps, where edelweiss flourish untamed along precipitous, rocky escarpments.

During my childhood, she regaled me with tales of those elusive, ivory blossoms, and of local lore recounting young men who met their demise after scaling and tumbling from the crags in their quest to pluck edelweiss for their sweethearts.

I recognize that constitutes rather somber terrain for a gardening column to traverse — and, presumably, for a child’s bedtime narrative as well — yet the encouraging tidings are that one may endeavor to cultivate the star-shaped, velvety blossoms without imperiling life, limb, or slumber.

Edelweiss (Leontopodium alpinum), whose German appellation translates to "noble white," exhibits a set of highly specific requirements intrinsic to its native habitat: well-draining alkaline rocky or sandy substrates, minimal soil fertility, unabated solar exposure, and frigid winter temperatures.

Should one succeed in replicating these conditions—a feasible endeavor in the less humid precincts of horticultural zones 4 through 7—the cultivation of edelweiss becomes attainable.

Moreover, this botanical specimen confers additional advantages upon gardeners situated at elevated altitudes.

Sow seeds outdoors in late autumn to afford the requisite stratification — or winter chill — that their germination demands.

Alternatively, plant pre-chilled seeds in early spring (the package label will indicate whether stratification has already been undertaken).

In either case, press the seeds into the soil to ensure firm contact, yet refrain from burying them.

They will emerge in spring and commence flowering during the spring and summer of their second year.

Alternatively, one may procure starter plants, provided they are obtainable, for transplantation into the garden immediately subsequent to the final frost date in spring; they ought to blossom post-planting.

Irrigate the plants assiduously throughout their inaugural year while their root systems establish themselves.

Thereafter, supplementary watering will rarely prove necessary.

These plants, capable of withstanding temperatures plummeting to minus 20 degrees Fahrenheit, flourish in barren, nutrient-depleted substrates; consequently, fertilization is contraindicated unless they are cultivated in containers, and even under such circumstances, application should be kept to an absolute minimum.

Even if you never cultivate edelweiss yourself, the odds are that you have become acquainted with it through the eponymous Rodgers and Hammerstein composition featured in the 1965 film “The Sound of Music,” a work that indelibly enshrined the flower within the annals of popular culture.

"Blossom of snow, may you bloom and grow," the song solemnly intones.

And yet, for all its capacity to entice young men into reckless exhibitions of bravado, this diminutive blossom has, across successive generations, inspired gardeners, hikers, and cinephiles alike.

Jessica Damiano pens erudite horticultural columns for Reporters, while also meticulously curating the Weekly Dirt Newsletter; subscribe here to avail yourself of an unceasing stream of expert gardening insights and sagacious counsel.