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This Week in the Garden

Gardener's Companion

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Information on this page is adapted from “A Gardener’s Companion for the Central San Joaquin Valley,” 3rd edition (2017). Get your copy from  Fresno County Master Gardeners for $30. Makes a great gift for all your gardening friends.

 Gardening questions answered at mgfresno@ucanr.edu

Prepared by Terry Lewis, UCANR Fresno County Master Gardener.

  • This week in the garden: April 19 to 25

    Apr 18, 2024

    When plants grow where we don't want them to grow, we consider them weeds.

    Tasks

    • When using herbicides for weed control, spray on a calm day and protect plants by shielding them with a large piece of cardboard.
    • Learn to use the ‘Season Adjust' feature on your controller to make irrigation adjustments easier.
    • Apply mulch to plantings for water retention. Mulch should be 3 to 4 inches thick. Don't allow mulch to accumulate against stems or trunks of plants.

    Pruning

    • Shape spring-flowering shrubs after bloom.
    • Take 4-inch soft wood cuttings to propagate perennials, such as chrysanthemum, azalea, marguerite, lavender, aster and geranium.

    Fertilizing

    • Feed vegetables and lawns, but use care with lawns, as nitrogen encourages lush growth that requires more water.
    • Fertilize deciduous fruit and nut trees with one third of the annual amount of fertilizer needed.

    Planting

    • This is the end of the spring planting season. Many annuals and vegetables can be planted from seed or transplanted. As temperatures rise, water new plantings.
    • Perennials: coneflower (Echinacea), beard tongue (Penstemon), gloriosa daisy (Rudbeckia), plant from seed.
    • Bulbs, corms, tubers:  fairy lily (Zephyranthes).
    • Fruits and vegetables: corn, pumpkin, squash, watermelon, plant from seed.
    • Trees, shrubs, vines: bottlebrush (Callistemon), cotoneaster, solanum (potato vine).
    • Annuals: globe amaranth (Gomphrena).

    Enjoy now

    • Annuals and perennials: dianthus, twinspur (Diascia), wallflower (Erysimum), California poppy (Eschscholzia).
    • Bulbs, corms, tubers: squill (Scilla).
    • Trees, shrubs, vines:  Photinia, Spirea.
    • Fruits and vegetables: snap peas, turnips, onions.

    Things to ponder

    • To cover 100 square feet of space with mulch 3 inches deep, you will need one cubic yard of trunk space.
    • Use the least toxic chemical – water, insecticidal soap, Bacillus thuringiensis (Bt) or horticultural oils – for pest control.

    By Terry Lewis
    Prepared by
    Topics:

Seasonal Produce

What produce is in season and where can you find it? 

Fresno farmer's markets will help you find Farmers Markets, Farm Stands and CSAs in Fresno County

summer veggies