Questions tagged [plant-hardiness]
The plant-hardiness tag has no usage guidance.
18 questions
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Best species of moss for a rock garden in the Midwest USA?
I live in the Midwest USA and I'm making plans for a rock garden inspired by one in Japan. I would probably need something tolerant to winter temperatures and hot summers, along with a mostly sunny ...
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How Winter-Hardy are Austral Gem Ferns and Kangaroo Paw Ferns?
I looked up online cold hardiness of austral gem ferns and kangaroo paw ferns but only got contradictory results. Some sources say they are cold-hardy in zone 10 and above, yet others say they cannot ...
- 31
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Understanding USDA Hardiness Zones and meaning of Frost Tender with respect of Zone 8
I live in Rural Auckland, and some early mornings in Winter the temperature drops to -4°C (although on a cloudy night temperatures above +4°C are more common). I would have thought that temperatures ...
- 4,838
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Should I place this plant directly in sunlight?
I have brought a curry leaf plant sapling from the local nursery. It was planted in a plastic bag filled with soil from the ground. I have placed it in a 12 inch pot today with fresh store bought ...
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Spring's Promise camellia, zone 6a?
Has anyone had success growing Spring's Promise camellia in a cold zone 6a climate?
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What does the USDA zone range mean?
When buying plants I sometimes see info about the plants hardiness described as "Hardy in zones 3-8". From what I understand this means that the lowest temperature this plant can withstand is -40? But ...
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Growing Pinus pinea in zone 8a - possible?
A nursery in my area happens to sell a rare kind of pine: Pinus pinea (also known as umbrella pine, parasol pine, or stone pine). I a kind of fell in love with this plant: it is a gorgeous kind of ...
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Bacon Avocado as Root Stock
Living in New Zealand, we have very limited choices of avocados. I've recently come across a new type - "Hayes" - which has been grafted on to Bacon rootstock.
Does anyone know how water/...
- 4,838
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Hardiness database [closed]
I'd like to buy a plot of land for trying to live off the grid. However I'm struggling to find what I can plant in certain regions. I'm in Europe and I need to check what I can plant in each region (...
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Please ID succulents and their hardiness zone to survive winter [closed]
I need help please to ID these succulents and their hardiness zone. I'd like to know if they will survive where I live, in zone 5, if left outdoor in the winter while keeping them in their current ...
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Will Bermuda grass survive in Boston
I live in the Boston metro area, which is a zone 6a/6b. The grass we currently have does not do well in the summer at all. The center of our yard is full sun most of the day and pretty much dies ...
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Is using detergent on plants a good way to revive them?
A friend said to me:
Using a little detergent can help revive a potted (or planted) plant that has not completely died but has been under watered almost to the point of death.
I'm dubious; using ...
- 573
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Auckland Rural Zone and Confusion about Frost Protection
The more I look into it, the more confused I'm getting about frost protection. Any advice to help me get a grip on the issue would be appreciated.
I have a property in Dairy Flat, which is rural ...
- 4,838
8
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2
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173
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Just *how* hardy are leeks, kale and brussel sprouts?
I'm wondering if these plants will last another two weeks to Thanksgiving.
I live in northern Vermont and the gardening season is well over. We turned over and composted the beds, and have had many ...
- 1,039
3
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Can I graft a zone 10 tree's scion onto a zone 6 tree's rootstock?
I want to grow pomegranates outdoors in Souther Ontario (Canada), and I am wondering if this would be possible by grafting a pomegranate scion onto an apple rootstock.
Does anyone know if this is ...
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Why does my garden centre say these plants are annuals?
I'm in the UK (so hardiness zone 8/9), and my local garden centre is selling Chrysanthemums and Michaelmas daisies, labelled as "one season only".
I'm sure as a kid my gran had (the same) ...
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How often should I harvest herbs?
I have a few herbs growing hydroponically (basil, chives, cilantro) that are about 4 weeks old. Right now they are about 4-5" tall and have a health glow and smell to them. The herbs are being held ...
- 2,214
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Has my USDA hardiness zone changed?
The USDA just released the first new hardiness zone maps since 1990. Am I still in the same zone?
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