11
votes
Accepted
What exactly term 'companion plants' means?
There are some general principles to this, for example
Use tall plants to create shade to help stop smaller plants from bolting to seed (e.g. sweet corn + spinach)
Use plants with strong scent (e.g. ...
- 11.5k
9
votes
Accepted
Can sunflower be used in Three Sisters planting instead of corn?
Firstly I don't think the sunflowers will provide the trellis. I think they are much weaker than corn.
Secondly, I haven't heard of anyone using sunflowers for companion planting. Maybe because they ...
- 2,913
6
votes
Accepted
Are there any plants I should not grow near my rhododendrons?
There is some evidence that Rhododendron ponticum inhibits germination and growth of seeds and seedlings nearby which may be attributed to allelopathy, but no evidence they have such a strong ...
- 135k
4
votes
Accepted
Hydrangea's allelopathic effects on crops?
Hydrangea varieties are not known to have allelopathic properties, and their presence nearby should therefore not cause any problems to the plants you mention, nor any others, although their need for ...
- 135k
4
votes
Accepted
A single large sunflower among herbs - a good or a bad idea?
Below is a photo of the single Sunflower ‘Sun King’ planted in our community garden patch this year.
It has been entirely worth it!
So many creatures have enjoyed this flower, including humans.
...
- 1,984
4
votes
What exactly term 'companion plants' means?
Great question, False! Seriously. The main premise that companion planting came from was 'like needs make good partners'...something like that. Birds of a feather...? Different species that enjoy ...
- 40.5k
3
votes
What exactly term 'companion plants' means?
There are quite a number of online videos regarding companion planting, as well as many books available on the subject, but general information regarding the basic principles is here https://en.m....
- 135k
3
votes
Why should I not grow 2 different types of raspberries in the same bed?
Black raspberry gets anthracnose mold which can spread to red and yellow raspberry. U of IL recommended over 100 ft of separation. I have grown red (September) with a yellow together and had no ...
- 8,784
3
votes
Accepted
What companion plants will help the growth of young pines?
This article from Trees for Life talks about Scotts pine and chanterelle mushrooms being symbiotic, perhaps you can get something tasty from your pines as well!
Mycroryzal nets can mesh with an ...
- 141
3
votes
Accepted
Can I grow basil in my avocado plant pot
It would be much better to pot up the Basil separately, in a small pot - inserting it into the pot with the avocado might damage the avocado roots, and both plants will be competing for root room. The ...
- 135k
3
votes
Hydrangea's allelopathic effects on crops?
Hydrangea somehow evolved to be resistant to Juglone that the walnut produces to discourage competition by its own babies and many other plants. Hydrangea learned to be able to grow under walnuts, in ...
- 40.5k
3
votes
Accepted
Is maral root useful as a companion plant?
Assuming you mean Rhaponticum carthamoides, which is commonly known as maral or maral root, it does not seem a suitable subject to use as a pesticide; extractions from the root of this plant are used ...
- 135k
2
votes
Companion gardening - I only have one bed
Companion planting is a huge myth. Planting a 'trap crop' is different. That means planting a section in your garden of mustards and young brassicas to attract insects such as flea beetles. That ...
- 40.5k
2
votes
Why shouldn't squash, and potatoes be planted together?
I find this a rather bizarre claim based on my 25 years of experience growing potatoes and squash side by side in a rotation scheme. But evidently some gardeners have had a bad experience and so it is ...
- 21.2k
2
votes
Dill, cilantro, and fennel cross pollinating
Yes, cross pollination between Dill and Fennel can occur. Not a plant you want to grow...bitter and wimpy. Not sure about the Cilantro...the point is harvesting your own seed without exacting ...
- 40.5k
2
votes
Growing smaller plants between larger ones
Pumpkin and watermelons do well planted with sweet corn. Sweetcorn is harvested about the time the pumpkins vines are getting very large. Probably any winter squash will work. Peas and spinach work ...
- 8,784
2
votes
Succession planting for bluebells
Usually, bluebells grow in wooded areas, so they are under trees or large shrubs - the difficulty is when they are planted in non woody areas, when, yes, there's a big gap in the border when they ...
- 135k
1
vote
Succession planting for bluebells
You could do worse than taking a look at Beth Chatto's book Shade Garden: Shade-Loving Plants for Year-Round Interest. If you ever find yourself down south in Essex, her garden is well worth a visit.
...
- 4,067
1
vote
Companion Planting Ivy/Something Creeping with Mounding Plants?
There are issues with your suggestions; Trachelospermum asiaticum (Asian jasmine) is a large, twining plant, with a height and spread of 4-8 metres, and is not considered a ground cover plant, more ...
- 135k
1
vote
Accepted
How important are companion plants in community gardens
You should note that related plants can share diseases and pests. The two botanical families that this applies to most are the Solanaceae (tomatoes, potatoes, peppers, and egg plant) and the ...
- 20.4k
1
vote
What edible perennials would be good companions to a dogwood tree?
There are plenty of vegetables that will grow well in partial shade, but your requirement for perennials is more problematic, and harvesting shade-tolerant root vegetables like carrots, leeks, or ...
- 11.5k
1
vote
What edible perennials would be good companions to a dogwood tree?
I'd forget growing veggies, flicker. They need sun to make those reproductive organs or rather the veggies that will FEED us. Keep veggies in the sun. Even lettuce would be wimpy without the sun.
...
- 40.5k
1
vote
Why shouldn't squash, and potatoes be planted together?
According to www.luv2garden.com...Good candidates to companion plant with potatoes include Onions, garlic and Alliums, Horseradish, beans, corn, cabbage and members of the cabbage family, dead nettle, ...
- 11
1
vote
Which plant can co-exist with the other plant?
Further to the above answers (which may not be what you wanted to hear). Rosemary and oregano are perennials (rosemary is evergreen, oregano is not). You don't want to plant a rosemary which will live ...
- 1,301
1
vote
Which plant can co-exist with the other plant?
Pots and soil limit growth for large plants such as tomatoes, kale and broccoli unless you go with barrels. However you CAN use Kratky to grow such plants in a single 3.5 gallon bucket. Kratky is a ...
- 256
1
vote
Which plant can co-exist with the other plant?
Gardening, like a lot of things in life, is about balance: finding the best outcome for a given circumstance with several pros and cons.
Occasionally in gardening there are beneficial combinations ...
- 1,479
Only top scored, non community-wiki answers of a minimum length are eligible