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Author Archive for Pat Welsh – Page 71

Torrey Pine Seed

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 […]

News of a window box in New York City

From Bob: I abhor the idea of using poisonous chemicals in my “garden” – we have a pair of (wild nyc) morning doves that nest and produce 1-2 chicks every yr in a nook above my balcony; there are many bees (especially bumble bees) and the wasps; and we have way too much poison in […]

Caterpillars

From Bob: I went out again with my flashlight tonight at midnight and guess what – I caught a 5/8″ budworm *in flagrante*. Positive id, caught in the act, sucking on a bud. I put him in a jar, capped it and continued searching, but found none other. Then I decided to check my petunias, […]

Beneficial Wasps

Wouldn’t it be wonderful if indeed wasps or yellow jackets were controlling the budworms before they have time to hatch and bore into the flowers? This could be the case and is another good reason for being an organic gardener. In the absence of poisons, the balance of nature is free to take care of […]

What is eating my geraniums?

Question from Bob: The sides of many of the flower buds have pin-head-sized smooth, round holes as if something is eating into them; the affected buds die without blooming, and the inside of the bud (cutting it opened) is either empty or whithered. Some of the leaves are littered with tiny black “grains” – under […]

Cypress Canker Disease on Italian Cypress

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 […]

Tree dahlia (Dahlia imperialis) with leaf miners

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)

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 […]

October-Blooming Plants for an October Wedding

Question from Dan: We are having company coming in October for my sons wedding. Do you know of any good plants we could plant in pots that will be blooming in mid October? Thanks. (PS: we live in Temecula…quite a bit warmer and dryer than Del Mar.) Answer from Pat: Thanks for your excellent question. […]

Blue Hibiscus (Alyogyne huegelii) Problems

Question from Anne: You were so help several months when I had pruning problems with four passiflora vines that I have, so I thought I would contact you again with a little problem. I have a three-year old blue hibiscus in my backyard, and it grows beautifully for a couple of months, then its small […]