Questions tagged [frost]

Covering of ice caused by locally sub-freezing temperatures.

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16
votes
1answer
12k views

When do I need to protect a fruit tree from cold, and how do I do it?

The last couple of weeks we had unusually warm weather in the Northeast -- several days had record warm temperatures. My pair of (two-year-old, 8' high) peach trees have buds earlier than usual. If it ...
15
votes
7answers
20k views

How can I best get an alert if overnight frost is predicted? [closed]

What's the best way to get warned if there's going to be a frost? Is there website or online service which will email me? My priority would be a service which emails only in the event of frost ...
12
votes
3answers
279 views

What is considered a "cool climate" for cool climate plants? Can these plants better survive temporary frost?

Is a "cool climate" one that doesn't freeze? Is it one that doesn't freeze until such-and-such a month? Or is it one where the temperature almost always stays above freezing? Related to this, would "...
12
votes
2answers
653 views

What is the best time and method for planting cauliflowers / broccoli in a southern US climate with frosts?

Inspired by the various brassicas questions, I was thinking of trying to grow some. Choosing something that I would eat, I'm thinking of either broccoli and/or cauliflower. From what I have been able ...
11
votes
4answers
6k views

How to safely keep plants in greenhouse at low temperatures

I'm a 2nd year gardener and am just now building a small 6x9' greenhouse onto the side of a shed. I've got some indoor starts that are beginning to take up a lot of space (my okra is ~9" tall!), and ...
11
votes
2answers
3k views

Is an olive tree frost resistant?

Is an olive tree frost resistant? I have a small olive tree planted in a flower pot. There are small flies that put their larvae into the soil. Usually they are gone when the flower is outside for ...
10
votes
4answers
2k views

Is it safe to use vegetables which have experienced several frosts?

Most people are aware that once you've had foods out of the freezer and allowed them to thaw, you shouldn't put them back in your freezer. But what about frost hardy plants like leeks? I've just ...
10
votes
1answer
376 views

How should I protect a buried fountain reservoir from freezing?

I have a buried fountain reservoir that cannot easily be protected from rainwater. It soon fills and at some point this winter will freeze over. Is there anything I can put in it that will prevent it ...
9
votes
3answers
1k views

How can I save Yew bush branches severely bent by snow and ice?

It's been snowing on these Yew bushes for the past three months of this harsh Massachusetts winter. With regular gentle cleaning, they've been doing fine. After last week's snow it warmed up a bit, ...
9
votes
1answer
1k views

What sort of hose nozzle should I look for such that it won't spring a leak after just one frosty night?

I bought a hose nozzle that looked robust (though made mainly of plastic) last year and let it sit out over the winter (temperatures get down to -30 ºC). This spring, naturally, the nozzle was ...
8
votes
2answers
4k views

How long after last frost before lawns need mowing?

A subset of the title question is: What temperature do lawns consider a frost? 32F? 30? 28? By "consider a frost" I mean get knocked back or prevented from growing. So if lawns frost at 32F, then how ...
8
votes
2answers
15k views

Can I save frost damaged tomatoes?

We had an unusually late frost after we had already transplanted our tomato starts outside this year. I covered the plants with canvas drop-cloths over the tomato trellises, but all the leaves and the ...
8
votes
1answer
8k views

Does spraying water on fruit trees after a frost help?

I have about 12 fruit trees (one pear, three peach and the rest are apple). We had an early warm spell which kicked the trees into high gear and they started to blossom. Unfortunately, we had 2 ...
7
votes
1answer
7k views

How Far Back To Prune Frost-Damaged Gardenias?

I have 4 formerly great-looking gardenia bushes in my yard, but this past winter has been brutal on them (I live in the DC area, where it was still snowing as of yesterday). The plants are still alive,...
7
votes
1answer
3k views

What factors could cause a young oak tree to leaf out late?

I have a young oak tree (ETA: It is a White Oak) that has been in its current location for 7 or 8 years. This year it is very late leafing out. In fact, it has only just started getting leaves in the ...
7
votes
2answers
1k views

How can I determine if cactus seedlings are dead?

I planted some notocactus seeds sometime in September and many have germinated since then. A few weeks ago, there was an incident where some of my succulents may have experienced frost and I can't be ...
7
votes
1answer
1k views

What's a good alternative to Incandescent Christmas lights for frost protection?

I understand that gardeners used to wrap trees in Christmas lights to provide frost protection as incandescent lights gave off quite a bit of heat. Try as I might, I've been unable to find any ...
6
votes
2answers
113 views

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 ...
6
votes
1answer
2k views

Protect flowering fruit trees from frost [duplicate]

Possible Duplicate: When do I need to protect a fruit tree from cold, and how do I do it? We have several cherry trees and an apple tree in our back yard. Due to the very warm March we had (in ...
5
votes
1answer
117 views

Why did our frost only affect random plants?

We had our first frost the other day (the growing season has been long this year). Anyway, I noticed that some plants were seemingly randomly affected more than others. For instance, I have two ...
5
votes
2answers
7k views

To water or not to water a plant right before near frost temps in mid-Spring?

Is a plant, whether in the ground or in a pot outside, more resistant to frost damage when it's soil is drier or freshly watered? context: mid-Spring right as hardwood trees are budding. I'm mainly ...
5
votes
1answer
153 views

Saving a Tree With Frost Damage

I have a friend who left a Redwood (Sequoiadendron giganteum) sapling out in the cold and snow a few months ago. It's still alive- it has some green needles still- but it's slowly getting browner and ...
5
votes
0answers
53 views

Protect apricot blossoms from frost [duplicate]

Possible Duplicate: How can I protect a peach tree from cold? Popcorn is popping on my apricot tree, but there's supposed to be a frost tomorrow. The trees are marginal for the valley I live in ...
4
votes
3answers
1k views

How to protect a lawn against frost?

It is winter time in Sydney Australia and the first frost came this morning. Is it true that the sun rises and the frost crystals act like magnifying glasses and that is how the grass is damaged? ...
4
votes
1answer
129 views

Does wrapping fruit increase its temperature?

I was watching a video on how to grow Wax Apples (Jambu) and the farmer said that wrapping his fruit in paper bags would increase the temperature by 2 degrees Celcius. Can someone scientifically ...
4
votes
3answers
2k views

How to protect potted vineplants from cold temperatures?

I have two vineplants in 40-litre-pots on my rooftop garden. This will be their first winter outside and I want to protect them from freezing to death. I live in an area where there are a lot of ...
3
votes
2answers
194 views

How low of temperature can hot pepper plants tolerate?

How low of of temperatures can my hot pepper plants (I have a few different types) tolerate overnight? What about the fruit (some is ripe, some is not) on the plants? I have a few nights forecasted ...
3
votes
2answers
587 views

Marigold Seeds in Light Frost - Are They Lost?

I'm a novice gardener and have put some trays of marigold seeds in the garden. Last night, we had unforecast frost. It wasn't a heavy frost, and only appeared in small patches on the grass in the ...
3
votes
1answer
73 views

How to protect pea plants from cold?

I live in northern Mississippi, where I think it is usually fine to have already planted pea plants. I did so and they have recently started coming up and are still very small (less than an inch tall)....
3
votes
1answer
77 views

Will mint die if planted within a month of early frost?

I'm trying to propagate my mint plant, intending to eventually transplant the main growth (maybe next year). For now, I've taken some cuttings and I'm waiting for them to root. As of writing, it's ...
2
votes
3answers
8k views

Can young sunflower transplants take a light frost?

I realize that sunflowers can grow easily from direct-seeding, but to get some earlier sunflowers, I thought I'd try starting them early (since I've heard that works well, too). I've heard that ...
2
votes
1answer
18 views

How much frost is too much frost for a fiddle leaf fig

Recently, I received a fiddle leaf fig from someone who could not care for it. They had been keeping it outside (Zone 6A, formerly 5B) for the summer and, unfortunately, I didn’t get to it before ...
2
votes
1answer
40 views

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 -4c (although on a cloudy night temperatures above +4c are more common). I would have thought that temperatures ...
1
vote
1answer
307 views

Bulbs start shooting too early in the year

For the past few years now the bulbs in my garden (mostly variants of tulips and daffodils) start shooting far to early in the year (December/January), which means that when the coldest part of the ...
1
vote
1answer
33 views

My marigolds wilted due to frost. Can I revive them?

I live Edmonton, Alberta,Canada. I bought marigolds recently and planted them outside in the lawn, in weekend when the temperature was 20-23 degrees Celsius. Suddenly during the week the temperatures ...
1
vote
1answer
14 views

Does using a fleece cloche hinder plants from getting enough sunlight?

I got some fleece cloth to protect my plants from frost / low temperatures, but it's semi opaque so blocks most sunlight. Is it OK to leave it on through the day (while it's still cold), or do I need ...
1
vote
1answer
36 views

What is the problem with this Arran Pilot potato plant?

I have noticed the following on some leaves on my arran pilot potatoes. Is it frost damage, blight, or something else?
1
vote
1answer
38 views

Brussel Sprout Seedlings Hardy?

I got my Brussel sprouts started early. They are in the ground (zone 5), but I think we are getting one more 30 degree frost on Friday. They are small little seedlings right now. My question is, can ...
1
vote
1answer
138 views

Frost bite frozen jade plant with no leaves, please help

I'm don't have green fingers. I was wondering if you anyone can help. I'm trying to save my jade plant which has lost all its leaves due to frost bite. Ive got rid of all the damages mushy leaves ...
1
vote
1answer
37 views

During a warm-spell in early winter, can dormant hardwoods survive planting? Even if frozen temps are a day away?

Zone 5 northeast USA has had an early winter in some places, getting slammed with many evenings in the 20s and a few even lower. Some snow but it's come and gone, eventually melting after a couple ...
1
vote
1answer
65 views

Do I need to cover freshly planted strawberries to protect against frost when it is snowing?

I planted strawberries in a small raised bed this weekend, it is now snowing. Do I need to cover my strawberries to protect them from frost or will the snow provide that protection?
1
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0answers
23 views

Can this open water reservoir be damaged from the ice building inside it?

This circular concrete structure in the garden may have been a well before but now the bottom is closed and a water pipe leads to it. It is roughly a meter deep, 1.3m diameter, 50cm above surface and ...
1
vote
1answer
67 views

Any way to save peppers after super early frost?

We just had an early September snow (two nights below freezing) here in Colorado. I did get some cover over my beds to keep the snow off the plants, but it was much to big to really work as a ...
1
vote
1answer
29 views

Did I kill my Aloe Plant?

I forgot my aloe plants were on my porch so they were exposed to winter temperatures, with a couple of those nights being below freezing. I brought them in, lightly watered them and they did not ...
1
vote
0answers
249 views

Problems with my Pieris shrub - has it been frostbitten?

have two pieris shrubs which were looking lovely. Suddenly noticed the new foliage is brown and shrivelled. Is this frost damage, and how should I treat them?
0
votes
2answers
35 views

Plumbago plant spacing in areas that get frost

I bought this plumbago plant that i wanna use in my perennial border but i dont know where to put it exactly (front or back) and how far from the rest of the plants. I read that it can get up to 10 ...
-3
votes
1answer
109 views

Saving frostbite tomato plants

Late frost covered but not s they can be saved