1
vote
1answer
77 views

What is this native North American lily with a downward facing speckled orange flower?

I suspect this is a native North American lily that I grew from seed and the label was lost over the years they take to flower. It's quite happy in full sun in USDA zone 4 in Ottawa. It has a ...
2
votes
1answer
32 views

What is the optimal raised bed depth for Brassicas?

I built two large raised beds in my new garden, but couldn't manage to fill them to the top. The bottom is closed with cardboard and has a layer of prunings and hay 1-3 cm deep. I planted anyway 10 ...
1
vote
1answer
23 views

Growing conditions for vanilla planfolia

As part of my creation of a tropical growth room to grow some vanilla orchids, I was wondering if anybody knew the optimal conditions to grow this plant. I would need: Humidity Temperature Watering ...
2
votes
3answers
67 views

Can I plant rhubarb roots in mid July, in Michigan?

I am new to growing rhubarb. I live in Michigan and it is mid July. I found some clearance rhubarb roots and decided to give them a try. Can I plant them now, so they will come up next year? Also can ...
1
vote
0answers
10 views

Is there a comprehensive database for gardening? [duplicate]

There are many basic questions that could easily be answered by a simple database. For example: how many hours of light (per latitude) are needed for a given plant. watering schedules time to give ...
2
votes
0answers
43 views

What is this small white spathed plant in southeast Pennsylvania woodland?

This plant was definitely not there last year. It is about 10" tall, and has only two leaves. It looks a lot like a peace lily, but obviously, those aren't naturalized in my area. I would like to know ...
5
votes
0answers
42 views

How can I ensure a crop of potato seeds?

Background: I did an experiment where I put the cut seed potatoes directly onto a live lawn, and then covered with 4" of premium bark mulch. The plants did exceptionally well, and I noticed that a ...
3
votes
4answers
80 views

What are some recommended perennials to grow under large spruce trees in an area of about 350 sq. feet?

I have a small area which I would like to fill with (hopefully perennial) foliage plants, to green it up. I was thinking a variety of different hostas would fit the bill. If this was your bed, what ...
3
votes
2answers
70 views

Does peat moss negate the effects of perlite?

I am repurposing a fire pit into a raised garden bed. From my readings, it seems like the popular soil mixes for raised garden beds include peat moss, compost, topsoil, and vermiculite. I have the ...
1
vote
3answers
86 views

Why is my new Acer tree dying?

I recently bought a small red Acer and moved it into a more permanent pot. It's about 2 1/2 feet tall and since I've moved it, the leaves have have started to brown and shrivel like a dead leaf would ...
3
votes
1answer
51 views

Tropical Growth Room for Vanilla Planfolia

I live in London and am designing a growth room in my garage (1m (W) by 1m (L) by 2m (H)), for a vanilla planfolia orchid. There will be one or two, and I am wondering how many of what wattage growth ...
2
votes
2answers
75 views

How can I save my garden from an unknown critter that destroys everything?

I decided to start a garden of my own this summer and I got seeds from all areas to plant. No sooner had I put the seeds in the ground, but there came some critter at night, which dug up the seeds and ...
1
vote
1answer
61 views

What is this unusual fruit seedling?

I planted some fruit seeds last year, but I cannot recall whether they were mangosteen, pomelo, pomegranate, plum or something else. I tried to compare the leaves of against some online images but I ...
2
votes
2answers
58 views

Can I use herbicides in flood conditions without harming good plants?

In Arizona, USA, it is monsoon season, meaning that our dry, arid, and rainless state suddenly gets a lot of rain over the period of about two months. This sort of flooding is perfect for spreading ...
3
votes
1answer
39 views

Plant Identification in China

I picked up these plants from various people when I moved here (Chengdu, China). I was wondering if anyone knows what plants these are (5 unidentified plants in total). I've linked it to my blog post ...
4
votes
1answer
48 views

Starting growing herbs inside, is there anything I should worry about?

I plan on starting growing some herbs (for exemple parsley) inside. I'm worried about 2 things: Bugs: I think that having potted herbs inside will attract bugs in my appartment. Am I worried about ...
4
votes
1answer
72 views

What's affecting this tomato plant?

Can anyone tell what's wrong with this tomato plant? Is it disease or deficiency? My areas been having issues with late blight the last few years. One spot seems to have a concentric circle around it ...
4
votes
1answer
76 views

Slug, Fungus, or other?

I have no idea what this is. I've never seen one before. My first guess is that is that it is a slug, but image searching didn't turn up anything. These were in shaded hardwood forest in northern ...
2
votes
4answers
176 views

Improving soil for grass

My lawn is slowly being taken over by clover, I would be ok with this if the clover and the grass embraced diversity, but instead there are patches of one or the other. I understand clover likes soil ...
5
votes
1answer
363 views

What is this native North American ground cover?

Oops, planted it and lost the tag. It's growing quite happily in zone 5A (USDA zone 4) in light shade and clay soil.
4
votes
1answer
98 views

Will I run into trouble if I water houseplants with carbonated water?

I have rather a lot of partially flat liters, and wonder if I could use it as a drink for my house plants. Will purified carbonated water harm plants?
2
votes
1answer
70 views

What are these little intense colored green plants with needles?

I usually see these pop up around August in north New Jersey along a hiking trail. The picture doesn't do the color justice. They have a very vibrant color that makes them stand out. Until I ...
1
vote
1answer
46 views

Why is the leaf on my avocado tree drooping? [duplicate]

I have had an indoor avocado tree for a couple of months, but it doesn't look like the pictures on Google. One leaf is almost touching the tree. The new leaves on top are fine but when others appear ...
3
votes
2answers
123 views

Is it a good idea to plant blueberries in July in USDA hardiness zone 7b?

I'm wanting to plant a blueberry bush now so hopefully It'll be established by next spring. I don't know if it's good to plant them in July. I'm in zone 7 (Northern Mississippi). Does anyone know if ...
2
votes
2answers
68 views

What zone 5 trees and shrubs produce the most pollen?

Is some pollen more likely to provoke an allergic reaction than others? We are thinking of planting a tree or shrub like a smoke bush (Cotinus) and would like to know if this means more sniffing in ...
1
vote
3answers
52 views

Are my Emerald Arborvitaes recoverable?

I bought 31 thujas a couple of months ago and some of them are really struggling. I installed a drip line a week ago, but am wondering if these trees are completely dead. Here's a bunch of pics: ...
5
votes
2answers
358 views

What is the name of this tree and is it dangerous for our daughter?

We have two identical big trees right behind our property in Southern California that just started dropping their pods and seeds into our yard and we're having a hard time to keep our two-year-old ...
2
votes
1answer
69 views

Will planting Pachysandra terminalis affect existing shrubs?

I'm considering planting Pachysandra terminalis around the base of a few shrub/tree stands, but am concerned it may negatively effect the growth of the existing trees/shrubs. The first area is ...
0
votes
0answers
6 views

Spruce as building material [migrated]

I've constructed a outdoor shower cubicle at our cabin, mainly out of untreated spruce with a little pine. This will be exposed to the elements and will obviously get wet when used. My question is do ...
1
vote
1answer
39 views

How long do cherry seeds store for?

I read on this website that: Store the jar of cherry seeds in your refrigerator for 8 to 12 weeks. Cherry seeds, and trees, require a period of cold, usually 90 to 150 days each winter. The ...
5
votes
1answer
93 views

What is this bushy plant with serrated leaves and small yellow flowers?

I bought a house that had a garden, and this plant popped up by itself. It's growing quickly and starting to produce soft green pods that are full of white seeds. The pods are shrouded in a papery ...
3
votes
1answer
67 views

Why are the leaves on my annuals turning purple?

I've got a bunch of annuals and they aren't doing very well. The leaves and flowers are turning brown and purple. Any ideas?
2
votes
2answers
68 views

What's going on with these Snow in Summer plants?

I planted about a dozen Snow in Summer flowers about 2 months ago and most of them are turning brown in the center. I don't think this is a water issue, but perhaps... the ground doesn't drain very ...
3
votes
3answers
450 views

What kind of tree is this and what's wrong with it?

The developer in my neighboorhood was so kind as to plant trees in everyone's yard. But after 3 or 4 years all but one or two (so probably 180 or so) look scrawny and pathetic. I know nothing of ...
4
votes
3answers
80 views

How should I deadhead a Hydrangea?

How do I remove the dead flowers on my Hydrangea? Do I just cut them off at the bottom of the dead flower bloom? Please advise what and how I should handle the hydrangea flowers after they turn brown. ...
4
votes
1answer
118 views

How do I get rid of root suckers in my yard from my neighbor's big tree?

My neighbor has a tall very leafy tree. The leaves are kind of heart-shaped, or larger at the top than at the bottom. They are arranged on the stem. I am finding little mini trees growing all over ...
7
votes
2answers
150 views

How many mint seeds should you plant?

I received a package of 50 mint seeds. They seemed small so I just planted all of them in a wide 10 liter pot. Was that too many seeds in too small of an area? How much is too much?
2
votes
0answers
73 views

What is this plant that resembles a tomato with dark veins and stem base? [closed]

I was given a portion of a flat that has starts that resemble tomato plants, except that they have dark veins on their leaves and the base of their stems is the same dark color. What could they be?
4
votes
3answers
341 views

How do I remove oak seedlings which sprouted in my garden?

I have an oak tree at the bottom of my garden and it has produced small trees due to fallen acorns in the grass. I need to remove them. How do I do that?
2
votes
2answers
92 views

Will Arborvitae regrow to their usual shape after being partially eaten by deer?

I planted a bunch of Arborvitae in my yard and last winter the deer ate the bottom portion of 2 or 3 of them. I did some Googling to see if they'd grow back, and while most sources say that they will ...
5
votes
1answer
53 views

Does it matter if I cull the flower or fruit for higher fruit quality?

I have a tropical Century Guava that will soon be putting out dozens of flowers. I would like the resulting fruit to be bigger, so I need to do some culling. Will the final fruit quality differ if I ...
3
votes
1answer
103 views

Help needed to identify this monster

Can anyone help me identify this? I live in Essex, England and it's in a border in my garden. Within 1 metre (three feet) is an ornamental Pear tree, other plants and grasses are close by too. Also ...
2
votes
1answer
69 views

What is this plant that sprouted when I planted pepper seeds?

I thought I had bought shishito pepper seeds and this grew. What is it?
4
votes
2answers
329 views

What is this succulent plant bought from a botanical garden?

Does anybody know what this plant is? When we bought it, it was very small, brown and closed up. With decent watering and light it's grown into what you can see here: several low-lying rosettes of ...
3
votes
1answer
44 views

What are these dark brown spots on my tomato leaves?

I have these dark brown spots on my tomato leaves that appeared over the weekend. I'm only seeing them on one branch. The rest of the plant looks fine. The nearest I can tell, it looks like spotted ...
6
votes
1answer
78 views

How can I rescue my tree?

I moved into this house last year, so I've only seen this tree with leaves once and I do not know what kind of tree it is (I live in Iowa). I noticed this spring that the leaves didn't seem to come in ...
6
votes
1answer
118 views

What is this plant with no leaves and a thick red stalk?

We live in a lodgepole pine forest and this plant is popping up everywhere. Is this a fungus of some kind?
6
votes
1answer
56 views

How can I prevent my banana tree from drying out?

We live in Lahore , Pakistan where temperature in summers reach 45 degrees Centigrade. Our banana tree is drying out in the sun. What is the best way to ensure that it remains healthy? This banana ...
2
votes
1answer
158 views

Can you tell me the garden plant that is popping up all over my 10x10 garden plot in Wisconsin? [duplicate]

I have these plants popping up all over my 10x10ft garden in Wisconsin. I think it may be some kind of flower. I think the leaves look like potato leaves. I want to know what this is. Is it a weed? ...
3
votes
1answer
29 views

Should I thin and transplant watermelon seedlings?

I have a row of watermelon seedlings, each separated by 2 inches, except that in several places two seedlings are growing together about half an inch apart (where I had sown two seeds in the same ...

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