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Bob Morris

Bob Morris

Bob Morris is a horticulture expert living in Las Vegas and professor emeritus for the University of Nevada. Visit his blog at xtremehorticulture.blogspot.com. Send questions to Extremehort@aol.com.

THE LATEST
Colorful flowers will attract butterflies in spring, fall

When making a spot that attracts butterflies, choose a warm location out of the wind. Choose flowers in yellow, orange, red and pinks that bloom in spring or fall when it is cooler, and plant them in large numbers.

Good time to look for borers is after rainfall

Right after a rain is a good time to look for borers feeding in the moist cambium of fruit trees. It’s a good time to get out a sharp knife, sanitize and sharpen it, and remove these borers before they cause more damage.

Thermometer better than phone app good at predicting freeze

Phone apps are good for predicting a possible freeze, but nothing replaces verification that an actual freeze happened. Maximum/minimum thermometers are a good bench check against your phone app or the National Weather Service predictions.

Plants placed in 2 categories: Mesic and xeric

It is best to think of plants along a continuum (mesic vs. xeric) regarding whether they grow best in dry or wet soil or the type of mulch covering the surface of a landscape soil. So, instead, we group plants into these two categories for convenience.

Thermometer, weather app help to anticipate winter freezes

Plants are not expecting normal low temperatures early or late in the winter season and are not prepared for them. Having a recording maximum/minimum thermometer and having the weather app prepares you for anticipating winter freezes.

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