Gardening Question from Kila: I have a potted that i’ve had for many many years and have yet to see it bloom. I’ve tried several fertilizers and even pruned and planted the cuttings. It gets plenty of sun but i’ve also moved it to more sunny parts of the yard. Any advice? Answer from Pat: […]
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Trees – Page 15
2 Comments
Categories : Trees
Question from Ruth: My olive tree has some kind of blight that is causing welts on the branches and some branches have died. What causes it and what shall I do to control this? I am very worried about my tree! Answer from Pat: Olives are subject to a number of pests and they sometimes […]
Categories : Gardening Tip, Trees
Blue Sapphire Cypress (Cupressus arizonica ‘Carolina Sapphire’)
Posted by Pat Welsh
· Wednesday,
October
6th,
2010
at 12:05 AM
Question from Gabriele: Is it possible to keep a sappahire cypress thin and narrow by prunning? I like the soft featherly look but do not have the wide space to plant this tree around my townhouse. I was not sure if this is considered an aggressive type evergreen that cannot be trained. Answer from Pat: […]
Planting a Clump of Three Birch Trees. European white birch (Betula pendula)
Posted by Pat Welsh
· Wednesday,
September
22nd,
2010
at 12:31 AM
Question from Shirley: My Birch in the front yard died because my sprinkler was not hitting it and I was unaware. When can I plant a new one. I would like Triple trunks so do I buy three or look for one with multiple trunks? Answer from Pat: Before choosing your birch tree or trees, […]
Categories : Trees
Question from Theresa: I have a plumaria in a pot at my home in Kingsburg, Ca and want to bring it to my vacation home in Morro Bay Ca. I want to plant it in the ground and want to know if it will survive the salt air and the fog that Morro Bay has. […]
Categories : Gardening Tip, Trees
Question from Alan: I would like to plant a torrey pine seed and hopefully get a tree from it, how should I go about doing this, what type of potting soil, pot, how much water, how deep do I plant the seed, how long until germination or sprout and anything else you can tell me […]
Cypress Canker Disease on Italian Cypress
Posted by Pat Welsh
· Wednesday,
September
1st,
2010
at 12:56 AM
Canker on Italian cypress tree is similar to the appearance of canker on any other species of cypress. Cracks in the bark or wounds become infected with spores of the fungus (Seiridium cardinale) that causes cypress canker and then these cracks ooze sap. Dark sunken cancers, like cracks are found on branches. Resin flows copiously […]
Categories : Trees
Tree dahlia (Dahlia imperialis) with leaf miners
Posted by Pat Welsh
· Monday,
August
30th,
2010
at 07:42 PM
Question from Dee: Last spring I planted a small seedling given to me by a friend. Forgot the name of it but it is a dahlia that is pink and supposed to grow as tall as a tree. Mine has a bad case of leaf miner – nothing else around it has it. I fear […]
Pruning Sweetshade, Hawaiian Wedding Tree (Hymenosporum flavum)
Posted by Pat Welsh
· Monday,
August
30th,
2010
at 12:41 AM
Question from Katie: Can you please tell me the best time to prune my large sweetshade trees? (I live in coastal Long Beach.) Obviously I want to prune them to be able to enjoy a full bloom but avoid the fall and winter winds. Thanks for any advice you can give. I’m a big fan […]
Question from Paul: The home is 1 mile from the Pacific coast just north of San Diego. I have a fully enclosed courtyard measuring 25′ by 30′ where I would like to plant a shade tree up to 25′ tall. The hole cut in the concrete is 4′ in diameter so I would like something […]
Categories : Gardening Tip, Trees
Pat Welsh Organic and Southern California Gardening
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Copyright © 2025 All Rights Reserved