r/Tree

35K archived posts · Oct 2009 – Sep 2026

Welcome to r/Tree!

r/Tree

Welcome to r/Tree! The purpose of this sub is to help each other identify tree species, their diseases/conditions, provide advice and to appreciate photos of special trees. You may also enjoy r/sfwtrees, r/arboriculture, r/forestry, r/dendrology and r/marijuanaenthusiasts. 👉PLEASE SEE the GUIDELINES FOR EFFECTIVE POSTING linked in the Community Guide (or Community Bookmarks) directly below if you have a tree health or ID question!!!!👈 NO ADVERTISING OR POT POSTS! Thank you! =)

Created Oct 16, 2009

49KMembers (last snapshot)

35KArchived posts

#Welcome to r/Tree! The purpose of this sub is to help each other identify tree species, their diseases/conditions, provide advice and to appreciate photos of special trees.

#Do you have a tree health question? Please see these Guidelines for Effective Posting in the tree subs!

Other tree subs you might also enjoy:
r/sfwtrees
r/arboriculture
r/forestry
r/dendrology
r/conifers
r/backyardorchard
r/citrus
r/marijuanaenthusiasts

#RULES:

NO SPAM/ADVERTISING or pot posts. Please refrain from promotion of companies or services. Any posts regarding the use or appreciation of marijuana will be removed, as r/trees is one of many subs for that sort of post. This is not that sub.
ORIGINAL CONTENT ONLY. Karma farming by posting pics of the sort you find on low-res image search/gallery websites OR top reposts, will NOT be tolerated. Repeat offender posts will be removed and you will be banned.
MISINFORMATION WILL NOT BE TOLERATED. Advice/diagnoses on posts that are incorrect and/or against best management practices (BMP's) will be removed and repeat offenders will be banned.

#AutoModerator knowledge base

You can summon AutoModerator to explain any of the following tree-related topics by writing a comment with an exclamation mark (!) in front of the keyword for the subject you want to be explained. See the complete list of callouts and info for each at this wiki page. If you would like to have a callout for something that isn't currently available in AutoModerator's knowledge base, please message the moderators. We're currently hard at work adding wiki contents to this callout list! Here are the phrases the bot currently looks for:

Arborist - links to find an arborist in your area
Arborvitae
Caging/Protector - Ways to protect your tree
Cavity/Cavities/Umbrella
Callery/Bradford/Pear - Do. Not. Plant.
Codom/Codominant/Included/Inclusion
DEAD - ...when it's dead!
Enhance (because we love Dano's vid!)
Ferts/Fertilizer - when not to fertilize
Fruit/Training - for new and mature fruit trees
Galls/Gall - on twig/leaf galls
Girdling/Girdlingroots
HowToPlant/howtoplant/Planting101 - important basics on tree planting (planting depth)
ID/id - how to post an effective ID request
Lichen
Mulch
Pollarding/Topping
Pruning/Howtoprune
Posting/Guidelines
RootFlare/Expose - how to expose a root flare
Searchtool/Selector/TreeSelector - list of tree search engines
Staking/Stake
Stock/Healthystock - how to find healthy trees at the nursery
TreeRing/Ring - on the evils of tree rings
Toughsite/Difficultsite/slope/mound - planting in tough sites
Turfgrass/grass
Watering/Water
WoundPaste/Sealer

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