Q: I planted a Hong Kong orchid tree a month ago in a good soil mix. The surrounding soil is gumbo. The leaves are now yellow with dark veins. — D.S., Houston A: Often yellow leaves with dark green ...

Amanda Weidner, the horticulture specialist with the Pueblo County CSU Extension Office, gives us the dirt on soil.

"Overwatering can make the leaves of rose bushes turn yellow, and it can be caused by excessive rain or compacted soil. The ...

Want a splash of color in your rich green garden bed? There are trees, shrubs and perennials that can add a sparkle throughout the growing season, especially plants with brilliant sun-yellow foliage.

When pepper plant leaves turn yellow it's called chlorosis. The leaves aren't able to efficiently make chlorophyll - the substance that keeps them a uniform green color. The purpose of leaves is to ...

Models appear to lean towards mid to late October for peak foliage in the Valley based on current stress factors.

: I have 30-year-old citrus trees in my backyard on flooder/bubblers and I can't tell if they are overwatered or underwatered? They were planted before I bought the house three years ago. The ...

Sometimes fall comes early, or at least it looks like it does. If you see tree leaves turning yellow, it could be chlorosis, an abiotic (not related to insects or diseases) condition in plants where ...

Fresh new leaves appear throughout the landscape in spring, however, some of those new leaves will become yellow. This is distressing, but not knowing why is even more so. When naturally green leaves ...

CHRIS GRANGER / THE TIMES-PICAYUNE Saturday February 14, 2009 Mardi Gras colored leaves? Your plant may be experiencing a normal reaction to cold temperatures. (CHRIS GRANGER) A reader recently sent ...