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UC Master Gardener Program of Yolo County

purple Spanish lavender flowers

Welcome

The UC Master Gardener's Website provides University of California research-based information and assistance to home gardeners. Ask a question, attend a public class, or find information through our free publications. Enjoy! 

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April in the Garden

Daffodils
Daffodils
 

Checklist

  • Raise mowing height of lawnmower.
  • Monitor spring rains and irrigate as needed.
  • Paint trunks of young trees with white latex paint to prevent sunburn, borers.
  • Fertilize water plants.
  • Use fertilizers and pesticides only as needed and according to label directions.
  • Cover squash with row cover until flowering to prevent diseases spread by aphids, white-flies.
  • Use wet rolled up newspapers as traps for snails and earwigs, or pick them by hand.
  • Continue weeding.
  • Thin fruit crops as necessary.
  • Remove spent blooms from bulbs; leave green leaves to build nutrients for next year.
  • Sod, seed or over-seed lawn.
  • Plant tomatoes and peppers only when night time temperatures reach 50°.

Planting Guide

Transplanting Brassicas
Transplanting Brassicas
 

Vegetables & Herbs

  • Start seeds in green house or cold frame for carrots, cucumber, corn, melons, squash, green beans, lettuce, spinach, celery, tomatoes, eggplant, and peppers.
  • Directly seed carrots, cucumber, corn, green beans, melons and squash.
  • Trans plant seedlings or purchased plants of lettuce, tomatoes, peppers, eggplant, and cucumber.
  • Harvest spinach, peas, cauliflower, broccoli, first onions, and cabbage.
  • Again, refer to planting guide for best timing of spring vegetable seeds and transplants.

Bulbs and Flowers

  • Plant warm season annuals such as ageratum, impatiens, lobelia, marigold, petunia, and sunflower.
  • Plant perennials such as catmint, salvia, scabiosa, verbena, and yarrow.
  • Plant perennial ground covers such as snow-in-summer or dwarf plumbago.
  • Plant whatever catches your eye!
Lemon Tree
Ceanothus

 

 
 
 

 

 

 

 

 

 

Upcoming events

(Scroll to the bottom of the page for calendar)

 

WCC Spring Plant Sale 2025
2025 Winters Plant Sale

 

Jennifer Baumbach
Program Coordinator, UC Master Gardeners of Yolo 
UC Cooperative Extension office-Yolo
2780 E. Gibson Road Woodland, CA 95695
work/cell: 707-389-0645-texts ok, fax:530-666-8736, jmbaumbach@ucanr.edu

Contribute for a Better Future

Upcoming Events

Event Date
Apr 12 2025

Grace Garden Plant Sale

On April 12 from 9:00-11:00, Grace Garden will sell a wide range of tomato varieties from WCC as part of a Grace Garden/Master Gardener fundraiser at Davis United Methodist Church in the back patio…
View Event
Event Date
Apr 12 2025

Why Grow Microgreens

Gardening for Year-Round Meals. Saturday, April 12, 11 am at Grace Garden, 1620 Anderson Road, Davis (location behind the United Methodist Church in Davis.) Microgreens provide quick growing…
View Event

Office Locations

UC Cooperative Extension office-Yolo

2780 E. Gibson Road
Woodland , CA 95695
United States

you can leave a message and the MGs will get back to you.
Fax Number

Mission Statement

The UC Master Gardener's Website provides University of California research based information and assistance to home gardeners.