Just as you bite into that big, juicy apple, fresh off your tree, you catch sight of something that shouldn’t be there; that worm in the apple is no cute cartoon. Most likely it’s the larvae of the codling moth, a serious pest of apples that also attacks pears and walnuts. This insect pest can […]
A Worm in the Apple Read More »
Do you have healthy looking tomato plants with no fruit? Temperatures below 55°F or above 90°F can cause tomato flowers to fall off or fail to set fruit; too much shade can also result in no fruit. Lush dark green abundant leaves with no flowers may be a result of too much nitrogen. Good
Warm days and cool nights are happening now. These are perfect conditions for powdery mildew to thrive in the garden. This common disease is easily recognized by the talcum-powder like appearance on new and old leaves, tender new shoots, some flowers, and fruits. It affects a huge range of plants – roses, crape myrtle, sycamore,
The emerald ash borer is a small (roughly half inch long) beetle with metallic green wing covers and a coppery red or purple abdomen. While there are other metallic wood-boring beetles, the emerald ash borer’s body is longer and more cylindrical than others. Adults feed on the edges of leaves and lay eggs under tree
These Emerald Green Beetles are BAD! Read More »
Sometimes vertebrate animals can become pests in our homes, gardens, schools, parks, and landscapes and management efforts are needed. But figuring out what has burrowed under the porch, eaten the fruit on your trees, or caused holes in the lawn can be difficult if you don’t see the culprit in action. If you think you
What’s eating your fruit? Read More »
Seeing leaves on your fruit trees rolled up like a sandwich wrap? Could be leafrollers, a family of insects that attack the leaves of fruit trees like apples, pears, and peaches. They also target some ornamental trees like ash, poplar, and oak. Leafroller larvae feed on tender, new leaves, giving them a ragged appearance; they
What’s bugging your fruit trees? Read More »
With more than 70 inches of rainfall recorded on Mt. Tamalpais this season, the deluge may be more than some yards can handle. Did you experience torrents of water pouring off your roof and pooling around your treasured shade trees? Puddles spotting your lawn or ponding in your veggie garden? Why is too much of
Too much of a good thing Read More »
Are your roses sporting new leaves that glisten in the sunlight and are slightly sticky to the touch? See a trail of ants crawling up the trunk of your plum tree? How about powdery black stuff on your camellia bush or the garden furniture next to it? All are indicators that sucking insects may have
The Sucking Pests of Spring Read More »
Seeing mounds of soil, or open holes in your grass or flowerbeds? Could be a gopher or a mole. Both of these critters create tunnels and are active underground, improving the soil by aerating it and mixing nutrients. But they are otherwise very different. Gophers are rodents that eat only plants, favoring bulbs and roots,
What happens when you combine mild weather, a rain that lasts for a day or two and rapidly growing plants fighting for space? Nature has provided perfect growing conditions for the disease rust. One of the most common fungal diseases of garden plants, there are thousands of different species of rust that infect trees, shrubs,
It’s perfect weather for rust Read More »
