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UC Master Gardeners of Santa Clara County

September Tips

Garden Help > Monthly Tips

Monthly tips are categorized by To-Dos, What to Plant, or Pests and Diseases. Scroll through the list to see items in each category. Also, refer to our list of tips useful for any month.

To-Dos: September

Broccoli - Multiple Harvests 
Change to Cool Season Planting 
Consider Dehydrating Some Of Your Harvest 
Cool Season Vegetables 
Deadheading 
Drip Irrigation 
Drought Tip - Irrigate Efficiently 
Drought Tip - Laundry to Landscape Irrigation 
Drought Tip - Lawns 
Drought Tip - Trees Come First during Drought 
Free the Trees 
Fresh Fruits and Vegetables Without a Garden! 
Garden Sanitation 
Grass Cycling 
Harvesting Oranges 
How to Tell if Fruits and Vegetables Are Ready to Pick 
Inspect Roots When Planting 
Irrigation Maintenance 
Keep Watering Until the Cool Weather Arrives 
Late Tomatoes 
Lawn Care 
Mulch to Conserve Water 
Oleander 
Planting Trees or Shrubs 
Preserving Fruits and Vegetables 
Shovel Pruning 
Soil Moisture Test 
Summer Vegetables 
Time for Seed Saving 
Transplanting Vegetables 
Watering Trees 
Weed Spotlight - Bindweed 
Wildfire Effects 
Winter Squash Harvesting 
Winter Vegetables 
Worm Composting 
Yellowing Leaves on Gardenias 

Pests and Diseases: September

Birds 
Bitter Pit (Brown Spots) on Apples 
Boxwood Blight 
Brown Marmorated Stink Bug 
Bug Patrol 
Citrus Leafminer 
Giant Whiteflies 
Identifying Beneficial Insects 
Leafcutter Bees - a Beneficial Insect 
Mosaic Virus 
Pepper Weevil 
Powdery Mildew 
Rat Management 
Root Knot Nematodes 
Sooty Mold 
Spiders in Your Garden 
Today’s Grubs Are Tomorrow’s Beetles 
Tomato blossom end rot 
White Butterflies and Green Caterpillars 
Whiteflies 

What to Plant: September

Asian Vegetables 
Attracting Bees 
Camellias 
Carrot Culture 
Cover Crops 
Don't Plant an Invasive Plant 
Growing Purple Carrots 
Herbs 
Native Wildflowers 
Peas 
Planting Bulbs 
Planting Ornamentals 
Seed Viability