For questions about quantity of sunlight.

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4
votes
1answer
134 views

What's the fastest way to dry peat before re-potting an overwatered succulent?

I just got an Aloe Vera that was planted on peat, which can't drain the water well so it is making it suffer from overwatering (see my previous post with pics of it). Re-potting it with more ...
8
votes
0answers
28 views

How much sun do peaches need to fruit?

How much sun do standard peach trees (pruned short) need in order to set fruit, if they have plenty of heat? These particular peaches are seed-grown (so probably not exactly like the parent, which I ...
6
votes
1answer
40 views

Saving sun-scorched succulents

I recently moved several small potted succulents from partial shade to full sun, which proved catastrophic for many of them. Specific genera among the casualties: Echeveria / Graptopetalum Faucaria ...
8
votes
2answers
51 views

Direct sunlight measuring device?

Is there a device on the market (preferably battery or solar operated) which can be left in a garden from dawn to dusk, and afterwards, report on how many hours of direct sunlight it received? I ...
5
votes
1answer
33 views

Can I transplant a shade-growing lilac into a sunny spot?

All of the lilac bushes I've ever grown have been in the sun. I assumed that was important for their survival. When cleaning up the yard yesterday in preparation for spring planting, I found a ...
8
votes
1answer
59 views

Is a screened in porch full sun or partial shade?

Florida, Zone 9b. I've got a lot of unused space around a screened in pool so I'm planning to do some container gardening. Three walls and the roof of this area are window screen material held up by ...
7
votes
2answers
31 views

How should I take care of a Hyacinth bulb growing in a vase of water?

I just picked this plant up from the store. What is the best way to take care of it? Can I leave it like it is and let it sit in the sun?
8
votes
2answers
62 views

How big a lemon tree can I grow indoors?

I recently (yesterday) received a lemon tree as a gift. It's a little more than two meters tall, and comes with a giant pot, maybe around 50 cm in diameter and height. I'm planning on growing it ...
7
votes
3answers
77 views

Solar driven LEDs to offset electricity for mass growing in a basement

I want to grow vegetables in my basement year round. I live in zone 3b, in a rural area and I'd like to start selling produce as well as providing food for my family as well. Ideally, I'd like to ...
4
votes
1answer
66 views

What is causing this sedum's leaves to curl and etiolate?

A few months ago I took a sedum from a soil plot where they were being used as a ground cover. I think it was Sedum ewersii, Sedum sieboldii, Sedum cauticola or a species very closely related. I ...
4
votes
1answer
50 views

What areas in the USA have many cool days with little sun and no frost?

Are there any areas in the United States that have a lot of short days (as in, few hours of sunlight) in the frost-free season and fairly to very cool temperatures during the frost-free season? I've ...
5
votes
1answer
43 views

What is the ideal Daylight Time for Herbs, Tomatoes and Peppers?

I am looking into the development of a hydroponics system with artificial lighting and temperature. Is there a chart showing daylight time and type(Cloud, Direct, etc.) and temperatures between plants ...
4
votes
1answer
72 views

Do Golden Pothos need a day/night cycle?

My office has quite a few Golden Pothos and they are beautiful! I am wondering: how many hours of light do these plants need per day in an indoor environment? To go along with that I know that some ...
2
votes
2answers
95 views

What is the effect of intense sunshine on vegetable plants?

It's a rudimentary question, but I've had problems finding answers. I live in Cyprus, which 'enjoys' a Mediterranean climate, where summers are humid and tend to hover between 38 and 43 degrees C ...
3
votes
1answer
46 views

Problem with pot roses

My small roses have suddenly shown some problems. I recently transplanted them in a bigger pot, because they looked quite cramped in the old one. It's been very hot this days, so I am wondering if ...
4
votes
1answer
113 views

Which direction should I face my garden?

This isn't a question that's really occurred to me before now, but I feel it will make a fairly big impact on my yield. For the most part, I don't have anything really tall in my garden, with tomatoes ...
5
votes
1answer
356 views

How should I grow Moneymaker tomato plants in indoor containers?

A few questions about these moneymaker tomato plants: 1) Is it okay to grow two in a 5-gallon container? 2) Is a homemade bamboo obelisk like the one I am using (see picture) tall enough (it's ...
3
votes
1answer
79 views

Can we grow vegetables in a raised bed surrounded by trees?

We just built a fenced in area for a raised bed garden. There's trees all around it but we trimmed all the trees so the sun can come straight through. Will I still be able to grow a good garden or ...
4
votes
1answer
33 views

Once the fava bean pods are formed, does the plant need a lot of sunshine to grow?

My fava bean plants now formed pods. It is getting around twelve hours of sunshine on the roof. I am worried that the weather is now getting too hot, in Egypt. Should I move it back to a shady balcony ...
3
votes
1answer
308 views

What happened to my Mass Cane?

Not putting in much thought I moved my plants closer to a light source over the weekend and as you can see in the pictures some tips turned black. Did it get burned? Is it dying? What am I supposed ...
3
votes
1answer
181 views

How can I tell the difference between etiolation and a sunburn?

I'm attempting to grow plants from seed during the winter, by using a desk lamp and a timer to simulate 12 hour days. Since I know sprouts require a lot of light, I placed the desk lamp such that the ...
6
votes
1answer
280 views

What is 'Etiolation'?

I saw a comment about Etiolation when talking about wintering plants. Etiolation is a big concern also, in warmer temps and short days. I've never seen that word before, it sounds like it's ...
3
votes
2answers
103 views

How should I care for a sunburned coffee plant?

We have a coffee plant which lives indoors. Our house is reasonably dark so every now and then we take it outside when the sun isn't very bright. A week or so ago, the sun suddenly came out while we ...
4
votes
1answer
248 views

Is it unhealthy to rotate houseplants? [duplicate]

A couple of my succulents have bent as they've grown over the past year or so. I suspect they're "reaching" for sunlight (they're next to a window, bending southward, and I live in the northern ...
4
votes
1answer
324 views

Does a luxmeter provide an accurate measurement of usable light?

Does a luxmeter provide an accurate measurement of usable light? What values constitute equivalents of 'shade', 'part sun/shade', 'full sun', etc?
4
votes
2answers
416 views

How will indirect sunlight affect indoor tomatoes under grow lights?

I'm deciding where to put my indoor vegetable garden for the winter. I will use grow lights as the primary light source but part of my decision decision is based on the value of indirect sunlight. ...
4
votes
2answers
403 views

Are clear or opaque tarps better for solarization?

I have always used black tarps for this purpose, because weeds grow under the clear stuff for me. I may not have pinned it down close enough though. Others say clear is faster. Does this have anything ...
3
votes
2answers
115 views

What are the most effective ways to maximize solar radiation?

How can I maximize solar radiation for sun lovers? For example, in central Germany, you'll have some summers that won't have a lot of sun and/or heat, yet you want big peppers and good grapes.
6
votes
1answer
203 views

Can I save this basil?

I'm very new to this field, and these plants are all I have so far. A few days ago I bought them from IKEA and left them in the kitchen. My bad, I know and I apologize for it. Now I'd like to save ...
8
votes
3answers
300 views

Should containerized plants be periodically rotated relative to the sun?

I have the assumption that plants grow more foliage towards the arc of the sun. With containerized plants, I assumed I could rotate it every week to help it develop more balanced foliage. Are the ...
7
votes
4answers
658 views

Does soil need sunlight?

My plan is to keep garden fabric on my vegetable garden year round to keep the weeds down (especially in the spring before planting) but my in-laws claimed it's bad for the soil. I would put the new ...
2
votes
1answer
47 views

How to be safely install light bulb for outdoor vegetable?

My patio does not have direct sunlight, but I want to build a hydroponic system. The vegetable that I want to plant requires a lot of light, so I also want to put lighting system outdoor for the ...
7
votes
5answers
4k views

What color should a greenhouse be?

I'm shopping for a greenhouse to protect my tropical fruit trees from winter frosts. While browsing, I noticed that greenhouses are predominantly green or clear. What are the advantages of each color? ...
3
votes
2answers
81 views

Should young citrus (kumquat) seedlings be kept under direct sunlight or indirect sunlight?

After the seeds have sprouted, should the initial stem and cotyledons be kept under direct sunlight or indirect sunlight, assuming watering once a day? At what stage should they be moved to direct ...
3
votes
1answer
177 views

How much UV light should I block when shading my greenhouse?

I have a home greenhouse attached to our home. I was thinking about removing the existing shade cloth and replacing it with sunblock film on the upper glass panels. I grow a variety of foliage plants ...
4
votes
2answers
127 views

Is light direction or proximity more important when considering indoor natural light for plants?

I'm trying to provide my houseplants with as much natural light as possible inside my 2nd floor apartment. I have 2 large bay windows that face north, and can put my plants directly by the window/on ...
3
votes
2answers
632 views

What would grow well under a trampoline?

We have a trampoline in our garden where the trampoline itself is made from a dark mesh material that lets through light. This means that the lawn underneath grows fine (perhaps a bit slower?). So I ...
1
vote
1answer
187 views

Royal Frost Birch Leaves

I planted a new clump about two weeks ago. The leaves were green and the new growth is coming out crimson and staying that color, but the existing green leaves are still staying green. I can see the ...
6
votes
3answers
6k views

Glass vs plastic greenhouse covering: pros and cons

When building or buying a greenhouse, it seems to me that the material to use is one of the first concerns. The two options I'm trying to compare right now are glass and plastic films. The ...
3
votes
1answer
136 views

How well would mediterranean plants/trees grow in a greenhouse in northern Europe?

This is the situation: I live quite far up north (Trondheim, Norway), and wish to achieve greater diversity in yield from the garden. Although the climate is not as tough as the position would suggest ...
0
votes
1answer
55 views

Can sunlight be simulated?

Can you use certain consumer-lights for simulating sunlight? I know not any light will suffice, since they do not contain the same wavelengths as sunlight and whatnot. Or are there special lights ...
4
votes
1answer
420 views

How much light is enough for indoor plants?

I have a cute bonsai sitting by my desk, it's a juniper. I have a window and it gets around an hour a day of direct sunlight. For the rest of the day it has a mix of indirect and florescent light. ...
3
votes
2answers
597 views

Are there sources for what plants do require which uv light levels?

Tropical plants may require a higher UV level in the light, if not to grow, maybe to fruit. Are there studies / sources on that with actual quantities? Bamboo suggested in her answer to look at this ...
9
votes
5answers
2k views

How do I keep my balcony flowers hydrated while I'm away?

Seeing this indoor question made me look for an outdoor version of the same but found nothing, so here goes: We've got a balcony with a very large planter on the outside in which we have planted some ...
3
votes
1answer
65 views

What is an appropriate amount of light for a half barrel water garden?

I'm planning on building a water garden on my south facing deck. I plan on having water cover plants and fish. I also plan on having the barrel elevated a few centimeters to allow air flow. I'm ...
3
votes
1answer
174 views

Suggestions for a ground cover or plant for direct and reflected sunlight

Are there any plants or ground covers that are known to withstand both direct and reflected light? I live in Central US, Iowa. Every year I replant a 3 foot wide strip of grass along the south ...
4
votes
1answer
92 views

How can I determine if I have sufficient light for kohleria?

I want to grow some kohleria in the office but I am not sure the light requirement is satisfied. Most websites said kohleria require partial shade sunlight. Of course we don't have direct sunlight in ...
8
votes
1answer
938 views

Is morning, afternoon or in-between sun the best for fruit trees?

I have a clear 100 foot north-south swath through a wooded lot. If I plant fruit trees (apples, peaches, plums, pears) would it be best to put them on the east side (shaded in the morning) or the ...
7
votes
1answer
528 views

What fruit tree grows well in an area with variable sunlight in San Jose, CA?

I live in San Jose, CA and have a 6 feet wide by 40 feet long strip of land running from SE to NW. At the SE end it is flanked by an established oak tree which would delay the morning sun to the first ...
9
votes
1answer
979 views

Can a dwarf fruit tree grow well with just morning sun?

I ordered a dwarf "Garden Prince" almond tree and a dwarf "Fuji" apple tree and I want to keep them in a container on my balcony. The balcony gets great sun in the morning, especially in the summer. I ...