Rita Perwich
- Indexed articles, last 90 days
- 3
- Latest publication
- Sep 5, 2026
- Outlet visibility, for San Diego Union-Tribune
- Top 100K sites
- Earliest in this view
- Jul 4, 2026
Latest articles
Should California rosarians rethink summer pruning? (opens the original)
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Gardeners love a seasonal to-do calendar; it keeps us on track and gives us the satisfaction of checking tasks off our list. However, in a changing climate, some long-standing garden routines deserve a fresh look. For California rosarians, one such routine is traditional Labor Day pruning and fertilizing. While often referred to as fall pruning, September in California usually feels like peak summer — so I will refer to this practice simply as “summer pruning” throughout this article. California
Sun, water and pests: Helping roses thrive through summer (opens the original)
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Sunshine and water are essential for people to survive and stay healthy, and they are just as important for roses. Together, sunlight and water are the foundation of rose health and make photosynthesis possible. Yet in summer, the sun that powers growth can also intensify heat stress, increase water loss, and encourage pest populations to thrive and reproduce quickly. Understanding how these factors work together helps rosarians make better choices about planting, watering, soil care and summer
‘Sorting’ insects in the rose garden: The good, the bad, and the gray area (opens the original)
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We are not supposed to be judgmental, but that is a tough ask. We do it all the time. Even Jesus separated the goats from the sheep. We gardeners understand the concept of separating. We routinely separate insects in our garden into “good” and “bad” columns. For starters, lady beetles are placed squarely into the “good” column, while aphids are firmly assigned to the “bad.” What makes lady beetles better than aphids? The distinction is easy: Aphids feed on our plants. Lady beetles and their larv
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Top 100K sites
For San Diego Union-Tribune, the outlet · Measured Aug 1, 2026
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