Predators, parasites, and pathogens (disease producing organisms) are the primary groups used in the biological control of insects and mites along with many species of amphibians, birds, mammals, and reptiles. Insects that are natural enemies of pests are also referred to as beneficial insects or beneficials. The most common type of natural enemy is the […]
Who are the Natural Enemies? Read More »
Don’t be fooled! This is NOT a green ladybug! The cucumber beetle is a common pest that feeds on the vegetable gardens and may also attack ripening stone fruit, although it’s not fussy and can be found in many parts of the yard, even on roses. These beetles may spread cucumber mosaic virus or wilts
Those Aren’t Green Ladybugs Read More »
What happens when you combine spring weather – cool nights and warm days, and a rain that lasts for a day or two? Well, besides the proverbial May flowers, it is the appearance of the BIG THREE fungal diseases of roses – powdery mildew, black spot, and rust. The bad news is that as long
The Big Three Rose Diseases Read More »
Time – there never seems to be enough of it! I’m always looking for ways to better manage my time. While I love working in my garden, I’d like more time to simply enjoy it. That got me thinking about possible ways to give roses the care they need and conserve time and energy. Here
Simplify your rose care Read More »
Getting your new rose bush off to a great start takes a little preparation and thought. Remember the old adage about planting your 50-cent plant in a five-dollar hole? Well, adjusted for inflation, that $40 rose should go in a $400 hole! Invest the time and energy in planting your rose now and you’ll reap
Get your plant off to a good start Read More »
We’re deep into the winter pruning season. This is the brief period of time when roses in Marin go into semi-dormancy, and the best time to do your annual pruning of repeat flowering roses. If you’re not quite done, or are just getting started, here are some things that may be of help: Get the
Working on your pruning? Read More »
Deer got you down? Silently tiptoeing through the garden and munching your prize-winning roses can be frustrating and difficult to manage. As housing and commercial development squeeze these graceful marauders out of their native habitat, they’re likely to show up anywhere there’s vegetation and water – and that just may be your garden. Deer browse
With the last substantial rains being a distant memory, summer temperatures and low humidity are ideal conditions for spider mites – a scourge of the season for roses and lots of other plants. Spider mites are related to spiders and ticks. With eight legs and an oval body 1/20 of an inch-long, they look like
These pests love dry and dusty! Read More »
Grrrrr – while merrily tending my roses, I’ve come across another victim of the dreaded beast – the gopher. If this is not one of the gardening challenges you face, you can stop reading now. Since I live in gopher heaven, each season I have to deal with the damage from this voracious pest. And
The ethereal green lacewing is one of the more recognizable garden “good guys.” With its slender pale green body, delicate gossamer wings, and immense golden eyes, it gives the appearance of a fairy prancing on garden leaves rather than the aggressive predator that it is. Lacewings, also called aphid lions, are natural enemies of several
Garden Good Guys – Green Lacewings Read More »