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7 votes
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What is the difference in plants rated to 1 zone warmer than where they grow?

Sometimes you can. The winter hardiness zones is an approximation and meant to guide you in which plants to select, however it's broad sweeping. Each area will have microoclimates that are +/- 1 or ...
Escoce's user avatar
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6 votes
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Auckland Rural Zone and Confusion about Frost Protection

First, a word on how USDA Hardiness Zones are determined. USDA Hardiness Zones are based on the Average Annual Extreme Minimum Temperature. So, the average of the coldest temperature on the coldest ...
GardenerJ's user avatar
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6 votes
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What USDA zones can I grow Yacon in?

Yes, you can, provided you have a warm and sunny spot - like where tomatoes would be happy. Currently there are ongoing promising studies from the University of Hohenheim regarding commercial ...
Stephie's user avatar
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6 votes

What's a good full-sun groundcover for Zone 6A?

I'm also in zone 6A (Massachusetts, USA), and have something that works perfectly for me. It is vinca, also called periwinkle. I think mine is vinca minor, but there are a number of varieties, so it ...
Sue Saddest Farewell TGO GL's user avatar
5 votes
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How do you grow a plant not in your hardiness zone?

Growing plants in different climate zones can be a challenge. For people in warm climates. The first thing you need to do is make a plan. And research the climate your plant grows in likes. At our ...
David Wisniewski's user avatar
5 votes

What's a good full-sun groundcover for Zone 6A?

Lowbush AKA "wild" blueberries. Vaccinium angustifolium Lignonberries Vaccinium vitis-idaea Otherwise, 3-6 inches of pine needles and don't worry about growing much of anything (though I find that ...
Ecnerwal's user avatar
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5 votes
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Can I grow lemon cucumbers in my area, Southeast VA, zone8? Pic incl'd

I don't see why you couldn't. Where I live, it's USDA zone 8a and my parents always grew them. I never thought of them as rare but few people knew what they were. I'd say they're more akin in flavour ...
Jude's user avatar
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4 votes

Auckland Rural Zone and Confusion about Frost Protection

Edible Tree Crop Farm was Dick Robert's pioneering permaculture site in Nelson, NZ before the term existed. A sub tropical climate was created with the use of North (equatorial) facing hillsides, ...
Graham Chiu's user avatar
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4 votes
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Where can I grow yaupon holly?

The Ilex vomitoria is known as the Yaupon holly is native to North America from New York State to Florida and west to Texas. It was introduced to cultivation in 1700 and has many cultivars: dwarf, ...
kevinskio's user avatar
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4 votes

Tips for planting out of the recommended zone

Plant them behind the north face of a fence, shed or your home. Although the USDA zones are generally accurate, there are micro-zones all over the place that can be as much as one or even two whole ...
Escoce's user avatar
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3 votes

What does the USDA zone range mean?

The USDA zone system classify US climate. The real definition is about lowest temperature, but in US the zones are also nearly uniform on climate, so it is used also to describe typical climate range ...
Giacomo Catenazzi's user avatar
3 votes

What does the USDA zone range mean?

Because the USA is a large country, there is a wide variation in weather and particularly average upper and lower temperatures between regions. Therefore, the USDA zone does not only refer to cold ...
Bamboo's user avatar
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3 votes
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Growing fruit at a higher hardiness zone

What might happen is no or very poor fruit production - many fruiting plants need a cold spell to trigger fruiting later on, so growing them in higher zones where it doesn't get cold enough often ...
Bamboo's user avatar
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3 votes
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What zones can I grow Chinese Artichokes aka Crosne in?

Crosne is hardy in zones 4 (−34.4 °C, −30 °F) - 8 (−12.2 °C, 10 °F). It will grow in a variety of soil conditions, including sandy, loamy or even heavy clay. A pH of 6.5 to 7.5 is recommended. The ...
Sue Saddest Farewell TGO GL's user avatar
3 votes

Ideas for bushes or shrubs greater than 6 feet that will grow in partial shade against a building in Zone 2-3?

Red Twig Dogwood, depending on how much light. They can make a thicket.
blacksmith37's user avatar
  • 8,774
3 votes

Where can I grow magenta spreen lambsquarters?

Does best in full or part sun, slightly acidic soil (though as a weed it can handle neutral or slightly basic with little issues). Zone is N/A as it's an annual but wait for temp to be >55F before ...
Paul Nardini's user avatar
  • 2,173
3 votes

Tips for planting out of the recommended zone

Escoce's advice is great. I'll just add that hops produce best if they have a chill period of 30-90 days. If you find that they aren't producing well even after planing on the north side of your fence,...
michelle's user avatar
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3 votes
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Are there any varieties of Elephant Ear that are hardy enough to withstand a zone 6b winter?

You're on the cusp of being able to overwinter some varieties of Elephant Ear, Colocasia. I found what you did, that of the very cold hardy varieties, zone 7 is pretty much the lowest advertised. ...
Sue Saddest Farewell TGO GL's user avatar
2 votes

Where can I grow yaupon holly?

Zones 7b - 9, acidic soil, be sure to have both sexes.
Paul Nardini's user avatar
  • 2,173
2 votes
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Can "I" grow american beautyberry?

American beautyberry is actually Callicarpa Americana; it's an ornamental plant rather than an edible one. The berries have been used to treat colic, in the form of tea, so I guess, if you suffer from ...
Bamboo's user avatar
  • 134k
2 votes
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Are there maintenence free edible plants for sandy iron rich soil in harsh climate?

Lingonberry, blueberry, and cranberry come to mind. ;^) Checkerberry (wintergreen) too. Give them more light (cut down enough spruce/fir to make some sun on the spot) and fruiting should improve. Or ...
Ecnerwal's user avatar
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2 votes
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What mushrooms should I look into for growing in garden aisles?

The two common mushrooms that can grown outside, or in greenhouses, are Pleurotus ostreatus and Agaricus bisporus. The former is a primary decomposer that would be grown on straw, and the latter is a ...
Graham Chiu's user avatar
  • 23.3k
2 votes

Hardiness database

I like the idea of living off the grid, but as you can read from the comments your question is too broad to get one straight answer. However, I can direct you to some info, that might be helpful. ...
benn's user avatar
  • 13.1k
2 votes

Upright shrub/small tree recommendations for south facing house in zone 3 climate

I can recommend a few shrubs, most of which are relatively tall for anything close to a house: Any of the ninebarks (Physocarpus opulifolius). These include the cultivars Summer Wine, Diabolo, Little ...
Jurp's user avatar
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2 votes

Upright shrub/small tree recommendations for south facing house in zone 3 climate

You might be interested in a publication (#1286) by the Research Branch of the Canada Dept of Agriculture compiled by Sherk and Buckley "Ornamental Shrubs for Canada" 1968. It has a list of shrubs of ...
Colin Beckingham's user avatar
1 vote

Understanding USDA Hardiness Zones and meaning of Frost Tender with respect of Zone 8

Hardiness is not an exact science. As an example a tree that is native to Southern Siberia, Acer ginnala, supposedly hardy to USDA zone 2 shows trunk cracking and a shorter life in USDA zone 4. ...
kevinskio's user avatar
  • 59.9k
1 vote

Upright shrub/small tree recommendations for south facing house in zone 3 climate

I have seen red twig dog wood growing well north of Edmonton ; very red bark . And spruces ( Alberta, white and black). And a white barked birch but I don't know which one. As I remember , mountain ...
blacksmith37's user avatar
  • 8,774
1 vote

Spring's Promise camellia, zone 6a?

Please keeping in mind, a plants zone hardiness if only what the roots will survive, not whether the leaves, bud or flowers will survive. A good example of this is Hydrangea macrophyllum often rated ...
GardenGems's user avatar
  • 2,388
1 vote
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Will "winterkill" crops reliably die in USDA zone 8?

Whether your winterkill crop will actually be killed by your winters is entirely dependent on the species and hardiness of plant you choose to use, so you can't assume that the description 'winterkill'...
Bamboo's user avatar
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