8 votes

Disagreeing info on growing black pine from seed

I'm assuming a couple of things here: The booklet did not give a botanical name for "black pine". Note that a quick internet search yielded three different species of black pines (Pinus ...
Jurp's user avatar
  • 19.2k
6 votes

Newly planted pine tree saplings

Mulch around the tree frequently, and pull out any small plants growing at the base of it. Only water if soil is dry, because overwatering is a major killer. Only prune dead or diseased branches. To ...
codeman's user avatar
  • 605
6 votes
Accepted

Pinus pinea close to the house

I don't know that I'd consider it dangerous to plant the tree that close, but from a design perspective I wouldn't do it with any large tree - the tree will eventually dwarf the house and the effect ...
Jurp's user avatar
  • 19.2k
5 votes
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Growing Pinus pinea in zone 8a - possible?

I think it is possible. You should just find a good place. Near my home (on the other side of the valley) there is two trees (more than 40 years old). Windy situation and not the best place, but in ...
Giacomo Catenazzi's user avatar
4 votes
Accepted

Why do my potted plants have stems but no branches?

If one of them is Araucaria heterophylla, and the other potted plants are also large (eventually) plants, and you say the light is good, then the problem is likely to be the size of the pot. The ...
Bamboo's user avatar
  • 133k
4 votes

Will dead pine needles on top of new grass seed prevent the grass seed from germinating?

The pine needles shouldn't really impede the growth of the grass unless they wind up covering the ground quite thick. It is common to put straw or other cover on grass seed to protect it from too much ...
That Idiot's user avatar
  • 7,039
4 votes

Growing Pinus pinea in zone 8a - possible?

Yes, Pinus pinea will grow in zone 8 (minimum temperature from -6.7°C to -12.1°C or 19.9°F to 10.2°F), as stated in Conifer Cold Hardiness, section 1, chapter 'Frost Resistance and the Distribution of ...
Alina's user avatar
  • 5,426
4 votes
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pine pitch, lots of it

I suggest you check your trees thoroughly, or get an arborist to do it - they should not be leaking pitch at all, and especially not in excessive amounts. The fact that they are indicates a problem of ...
Bamboo's user avatar
  • 133k
4 votes

How much dirt can I put on pine tree roots?

Many people would say that you can't do this safely. If the roots are showing the tree is responding by bringing the roots to the surface to get oxygen since the soil is poorly draining or if the top ...
Graham Chiu's user avatar
  • 23.3k
3 votes
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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 ...
Patrick Zissou's user avatar
3 votes
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Should I remove or leave the plastic around the trunk of my new tree?

It won't do any harm to keep the plastic around it. However, plastic does not really insulate well. I would recommend wrapping it into several layers of cloth instead. If you do think the tree won't ...
Tikkes's user avatar
  • 220
3 votes

Vanderwolf pine root rot

I saw a Pinus flexilis that looked just like this about 7 years ago. The cause wasn't root rot but incorrect planting - it was planted about 4-6 inches too deep. This was embarrassing because the ...
Jurp's user avatar
  • 19.2k
3 votes
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Pine seeds which I planted two months ago grew early. What should I do?

If you've got 16 seedlings going, leave them right where they are for the winter. To try and transplant into pots now is very iffy. The roots of a plant are the most vulnerable to cold, next would ...
stormy's user avatar
  • 40.3k
3 votes

How far will pine tree roots spread?

I am a certified home inspector, Mr Home Check, and former Realtor. There is no need to cut down the tree until you see where the root system actually is. It has been there for quite some time and ...
Michael Floren's user avatar
3 votes

How much dirt can I put on pine tree roots?

I would say zero for clay soil. however; my large pines ( 4 ft. D , 100 ft tall) had up to 6 in, of sand put around them with no problem ; done 22 years ago. Porous material like mulch should not be a ...
blacksmith37's user avatar
  • 8,704
3 votes
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Should I thin my pine trees branches due to winds?

Are these these Pinus pinea? Are the trees prone to falling down in your area? I would ask a local tree specialist to look at the trees and your soil and their root system. If their roots are stable ...
Cheryl's user avatar
  • 46
3 votes
Accepted

taking care of young pine tree

It is a pine (or more specifically, Picea abies, often known as spruce rather than pine, but a member of the Pine family) an old fashioned Christmas tree in fact - it will be okay for the Christmas ...
Bamboo's user avatar
  • 133k
3 votes
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What kind of pine is this?

The seed in the photo is some kind of maple ; they move well with wind so it may have come some distance.
blacksmith37's user avatar
  • 8,704
3 votes
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Best privacy trees under pine trees?

You won't be able to plant in between the trees because the soil will be full of roots from them - if you dig out or break too much root material, the trees will die. Anything you attempt to plant in ...
Bamboo's user avatar
  • 133k
3 votes
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What is happening to my poor Pine tree?

Pines drop a relatively large number of needles each year; because the majority of those yellowing on your tree are not at the tips of the branches, yours looks pretty normal for October in the ...
Jurp's user avatar
  • 19.2k
3 votes
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Drying out of half of a norfolk island pine?

Norfolk Island pines are widely sold but not an easy plant to keep looking good in many homes. They prefer to grow in bright indirect sunlight where it is moist and cool which is unlike many homes. ...
kevinskio's user avatar
  • 59.6k
2 votes

Pine sawfly eradication once and for all

Have you tried sprinkling Bt (Baccillus thuringiensis) powder on the leaves? When the larva ingest the Bt on the leaves, they die in about 3-4 days. Unfortunately I've found Bt kills most insects, ...
Bulrush's user avatar
  • 1,726
2 votes

What is the effect of candling pine evergreens?

There is an interesting short guide to pine pruning here. Several pruning strategies are described in the guide, but here is the part about candling (I found it very useful and packed of relevant ...
VividD's user avatar
  • 5,800
2 votes

How far will pine tree roots spread?

The roots of the pine trees in my yard have grown on top of the surface and caused a crack in the side of my house. Pine trees cause lots of problems. Cut the pine tree down would be your best ...
Sadie Pierce's user avatar
2 votes
Accepted

What is this pine tree with long pendulous needles and vivid purple flowers?

I inquired further about this particular tree, and got a name: this is actually a Bhutan Pine, Pinus Wallichiana, as here: https://en.wikipedia.org/wiki/Pinus_wallichiana Thought others might like to ...
rivimey's user avatar
  • 321
2 votes

What is wrong with these pine trees?

They're goners I reckon - both pictures show white fungal sheets on the trunk, but the first photo also shows amber coloured ooze, which is certainly canker, and possibly bacterial canker. I recommend ...
Bamboo's user avatar
  • 133k
2 votes
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Large excretion of sap from Austrian Pine

This is normal. You do not have anything to worry about. The vascular system is working. Pines are full of sap. Maples full of syrup. Milkweed full of milky sap. Unless you see any other signs ...
stormy's user avatar
  • 40.3k
2 votes
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improving a privacy tree barrier

Absolutely! Don't put them in the same line if you can possibly do this...make another row, offset from the first at a minimum of 2 feet, 3 feet would be better. You should have equilateral ...
stormy's user avatar
  • 40.3k
2 votes
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Disease on a Pine tree? Or is it Bugs?

The only thing I can find that fits this damage is Sirex Wasp (Sirex noctilio)? they eat young and old wood and then the tree starts to exude resin from the bark, needles wilt and turn brown...not ...
olantigh's user avatar
  • 2,252

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