• WordNet 3.6
    • adj half-hardy (of plants) requiring protection from frost "half-hardy annuals"
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Century Dictionary and Cyclopedia
    • half-hardy In horticulture, noting an intermediate grade between tender and hardy: said of plants which withstand a little frost, but not ahard one, and are sown or planted out after frosty weather is past and before the weather becomes thoroughly settled. Sometimes used also for plants which will live out of doors throughout the year if given shelter or protection.
    • ***


In literature:

Even the hardy, swaggering half-breed seemed cowed.
"The Lost World" by Arthur Conan Doyle
Another half-hardy species, and only suited for planting against sunny walls.
"Hardy Ornamental Flowering Trees and Shrubs" by A. D. Webster
The half-hardy kinds require the protection of a house in winter.
"Gardening for the Million" by Alfred Pink
A half-hardy plant is one that requires fostering before being planted outdoors.
"The Library of Work and Play: Gardening and Farming." by Ellen Eddy Shaw
The most satisfactory mode of cultivation is that of a half-hardy annual.
"The Culture of Vegetables and Flowers From Seeds and Roots, 16th Edition" by Sutton and Sons
Hardy and half hardy Garden Bulbs.
"The Continental Monthly, Vol. IV. October, 1863, No. IV." by Various
Some are half-hardy annuals, such as asters, balsams, stocks, and nasturtiums.
"Ontario Teachers' Manuals: Nature Study" by Ontario Ministry of Education
As the rocket burst, Mr. Hardy had gazed eagerly over the country, and fancied that he could see a dark mass at a distance of half a mile.
"Out on the Pampas" by G. A. Henty
Some of the varieties are half-hardy and are used for summer bedding.
"Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6" by Various
Hardy and half-hardy Rhododendrons with very little forcing may be had in bloom from March.
"Garden and Forest Weekly, Volume 1 No. 1, February 29, 1888" by Various

In poetry:

Gatineau Point
A HALF-BREED, slim, and sallow of face,
Alphonse lies full length on his raft,
The hardy son of a hybrid race.
"From 'Down the River'" by Susie Frances Harrison

In news:

Harlem is inviting all Laurel and Hardy fans to the city Saturday, Oct 6, to celebrate the more rotund half of the comedic duo.
Jack Hardy perched in a leather chair in the cramped living room of his Greenwich Village walk-up, cocking an ear as his old Martin guitar was passed around and half a dozen songwriters took turns trying out new tunes.
Tom Hardy tells THR about playing villain Bane in The Dark Knight Rises, in which he's barely recognizable with a giant, mechanical mask shrouding half his face.
Washington Redskins quarterback Robert Griffin III (10) is sacked by Carolina Panthers defensive ends Greg Hardy (76) and Charles Johnson (95) during the second half of an NFL football game, Sunday, Nov 4, 2012, in Landover, Md.

In science:

Under the Hardy class hypothesis (3.2, 3.3) for the wavefunctions hE − |ψ− i and hE + |ψ+ i, the integral in (3.8) can be carried out over any contour in the lower half complex plane 2nd sheet of the S -matrix as long as it avoids singularities.
Time Asymmetry in Quantum Physics - I. Theoretical Conclusion from Resonance and Decay-Phenomenology
Hardy found that, surprisingly there exist two spin one-half particle states for which it is possible to demonstrate the conflict between local realism and quantums mechanics.
Hidden Variables, Non Contextuality and Einstein-Locality in Quantum Mechanics
In this case the space L2 R+ (R) is the classical Hardy space of all functions in L2 (R) that can be realized as L2 -boundary values of holomorphic functions on the upper half-plane R + iR+ .
Wavelet sets without groups
TABLE I: Examples of Hardy class decompostion. t > 0 and z1 is on the lower half plane.
Complex spectral analysis and test function spaces
If Hardy class below parts are taken, they no longer diverges since H − parts monotonically decreases as its imaginary part decreases and analytic in the lower half plane.
Complex spectral analysis and test function spaces