WHEN TO FERTILIZE
Fertilizer Rates and Timing


 

Remember to use Black Gold® Fertilizer only as directed. For best results, mix fertilizers with your garden or potting soil and water after you are done planting. Avoid over-feeding your plants - a little extra might not be a good thing.

 

 


ALL PURPOSE FERTILIZER

Plant Type

Application Rate

Frequency

Vegetables, Annual Flowers
and Perennials

New Plantings:
4 cups per 50 sq. ft.
2 cups per 25 foot row

Fertilize at time of planting and every 6-8 weeks throughout the growing season.  For perennials, feed at first bloom and then every 6-8 weeks.

Established Plants:
3 cups per 50 sq. ft.
1 ½ cups per 25 foot row

Fruit Trees and Vines, Ornamental Shrubs and Trees

New Plantings:
2 cups per 16 sq. ft.
½ cup per 1 gallon pot
2 cups per 5 gallon pot

Fertilize at time of planting, and every 8 weeks throughout the growing season.

Established Plants:
2 cups for every inch in trunk diameter (measured at 4-6 inches above the soil line).
Mix thoroughly in the soil just inside the drip line of the plant.

Container Plants

New Plantings:
1 tablespoon per quart of soil
or 1 cup per cubic foot of soil

Fertilize at time of planting and every 6-8 weeks throughout the growing season.

Established Plants:
2 tablespoons per gallon of potting soil or ½ cup per 5 gallon container

 

ROSE & FLOWER FERTILIZER

Plant Type

Application Rate

Frequency

Roses and Flowering Shrubs

New Plantings:
2 cups per 16 sq. ft.
3 ½ cups per 25 foot row
¼ cup per 1 gallon pot
1 cup per 5 gallon pot
Mix thoroughly in the soil to a depth of 6-8 inches

Fertilize about every 8 weeks throughout the growing season - first, at time of planting, or in spring before bud break, then again as first blooms fade, and then again in midsummer.

Established Plants:
1-2 cups per plant depending on size
5 cups per 50 sq. ft.
1 3/4 cups per 25 foot row
Mix thoroughly in the soil to a depth of 6-8 inches, just inside the drip line of the plant

Annual Flowers and Perennials

New Plantings:
4 cups per 50 sq. ft.
2 cups per 25 foot row
Mix thoroughly in the soil to a depth of 6-8 inches

Fertilize at time of planting, after first bloom and every 8 weeks throughout the growing season.  For perennials, feed at first bloom and then every 8 weeks.

Established Plants:
2 cups per 50 sq. ft.
1 cup per 25 foot row
Mix thoroughly in the soil to a depth of 6-8 inches

Container Plants

New Plantings:
¼ cup per gallon of soil, or 1 cup per cubic foot of soil

Fertilize at time of planting, and every 8 weeks throughout the growing season.

Established Plants:
2 tablespoons per gallon of potting soil or ½ cup per 5 gallon container

 

TOMATO & VEGETABLE FERTILIZER

Plant Type

Application Rate

Frequency

Tomatoes & Pepper

New Plantings:
3 cups per 50 sq. ft.
1 ½ cups per 25 foot row

Fertilize at time of planting and again at first bloom set.

Established Plants:
1 cup per 50 sq. ft.
½ cup per 25 foot row

Other above ground vegetables: Lettuce, Bean, Squash, etc.

New Plantings:
4 cups per 50 sq. ft.
2 cups per 25 foot row

Fertilize at time of planting and in the middle of the growing season.

Established Plants:
4 cups per 50 sq. ft.
2 cups per 25 foot row

Root Crops: Carrot, Beet, Radish, Potato, Onion, etc.

New Plantings:
4 cups per 50 sq. ft.
1 cup per 25 foot row
Use half rate for carrots

Fertilize at time of planting and in the middle of the growing season. Feed carrots only at time of planting.

Established Plants:
½ cup per 50 sq. ft.
1 cup per 25 foot row

Container Vegetables

New Plantings:
4 tablespoons per gallon of soil, or 1 2/3 cups per cubic foot of soil

Follow guidelines listed above for the specific vegetables.

Established Plants:
4 tablespoons per gallon of potting soil or 1 ¼ cups per 5 gallon container

 

MULTICOTE® FERTILIZER

Plant Type

Application Rate

Frequency

Vegetables, Annual Flowers, Perennials, Shrubs & Trees and Groundcover

New Plantings:
Use the rates from the chart below that correspond with the container size used at the time of planting.

Fertilize at time of planting and every 4-6 months throughout the growing season.

Established Plants:
8 tablespoons per 25 sq. ft.

Container Plants, including House Plants (Cacti and Succulents at ½ the listed rate)

Container Size (Dia. in inches)

Amount (in teaspoons):

Fertilize at time of planting and every 4-6 months throughout the growing season.

Less than 4

½

4

1

6

1 ½

8 (1 gallon)

3

10

3

18

4

24

8

 

AZALEA, CAMELLIA & RHODODENDRON FERTILIZER

Plant Type

Application Rate

Frequency

Azaleas, Camellias, Rhododendrons, Blueberries and other acid-loving Trees and Shrubs

New Plantings:
2 cups per 16 sq. ft.
1 ½ cups for every inch in trunk diameter (measured at 4-6 inches above the soil line).
Mix thoroughly in the soil just inside the drip line of the plant.

Fertilize in the spring, after the plant begins to leaf out, and every 8-10 weeks throughout the growing season as needed.

Established Plants:
2 cups for every inch in trunk diameter (measured at 4-6 inches above the soil line).
Mix thoroughly in the soil just inside the drip line of the plant.

Acid-loving vegetables (Potato, Radish) and annuals (Primula, Begonia, Impatiens)

New Plantings:
2 cups per 25 sq. ft.
2 cups per 25 ft. row

Fertilize at time of planting and in the middle of the growing season.

Established Plants:
1 cup per 25 sq. ft.
1 cup per 25 ft. row

 

CITRUS, AVOCADO & VINE FERTILIZER

Plant Type

Application Rate

Frequency

Citrus and Avocado Trees

New Plantings:
½ to 1 cup for the fill-in soil, then 1-½ cups in the area
around the tree

Fertilize established plants in February and again in late May and August.

Established Plants:
2 cups for every inch in trunk diameter (measured at 4-6 inches above the soil line).
Mix thoroughly in the soil just inside the drip line of the plant

Container Plants

New Plantings:
1 tablespoon per quart of soil or 1 cup per cubic foot of soil

Fertilize every six weeks from January to April and then again in July.

Established Plants:
6 tablespoons per gallon of potting soil or 1½ cups per 5 gallon container

Berries and Ornamental Vines

New Plantings:
½ cup for the fill-in soil

Fertilize established plants when growth begins in spring and again when flowers form.

Established Plants:
1 cup around each plant. Mix thoroughly beneath drip line.

 

Palm, Cactus and Tropicals FERTILIZER

Plant Type

Application Rate

Frequency

Palms

New Plantings:
½ - 1 cup in the soil mix, plus 1 ½ cups in the area around the plant

Established Plants:
Fertilize late spring/early summer and again in midsummer.

Established Plants:
2 cups for every inch in trunk diameter (measured at 4-6 inches above the soil line).
Mix thoroughly in the soil just inside the drip line of the plant

Hibiscus

New Plantings:
½ - 1 cup in the soil mix
plus 1 ½ cups in the area around the plant

Established Plants:
Fertilize every 8 weeks throughout the growing season until fall.

Established Plants:
2 cups for every inch in trunk diameter (measured at 4-6 inches above the soil line).
Mix thoroughly in the soil just inside the drip line of the plant

Container Plants

New Plantings:
1 tablespoon per quart of soil, or 1 ½ cups per cubic foot of soil

Established Plants:
First fertilize when temperatures are above 60◦F and then every 4-8 weeks throughout the growing season.

Established Plants:
1 ½ cups per 5 gallon container

 

BONE MEAL FERTILIZER

Plant Type

Application Rate

Frequency

Vegetables, Annual Flowers and Perennials

New Plantings:
2 cups per 50 sq. ft.
1 cup per 25 foot row

Fertilize at time of planting.

Established Plants:
1 cup per 50 sq. ft.
½ cup per 25 foot row

Roses and Shrubs

New Plantings:
¼ cup per 1 gallon pot
1 cup per 5 gallon pot

Fertilize in the spring and again in the fall before winter begins.

Established Plants:
1 cups for every inch in trunk diameter (measured at 4-6 inches above the soil line).
Mix thoroughly in the soil just inside the drip line of the plant.

Bulbs

New Plantings:
6 cups per 50 sq. ft.
3 cups per 25 foot row
2 tbsp per individual bulb

New Plantings:  Fertilize at time of planting - mix to a depth of 8-10 inches
Established Plants: Fertilize as leaves appear and again as blooms fade

Established Plants:
2 cups per 50 sq. ft.
1 ½ cups per 25 foot row

 

BLOOD MEAL FERTILIZER*

Plant Type

Application Rate

Frequency

Vegetables, Annual Flowers and Perennials

New Plantings:
4 cups per 50 sq. ft.
2 cups per 25 foot row

Fertilize at time of planting and every 8 weeks until plant is fully grown, and then switch to Black Gold® Tomato and Vegetable Fertilizer.

Established Plants:
2 cups per 50 sq. ft.
1 cup per 25 foot row

Roses and Shrubs

New Plantings:
1 cup per 1 gallon pot
5 cups per 5 gallon pot

Fertilize before bud break in spring and every 8 weeks until the plants bloom, and then switch to Black Gold® Rose and Flower Fertilizer.

Established Plants:
1 cups for every inch in trunk diameter (measured at 4-6 inches above the soil line).
Mix thoroughly in the soil just inside the drip line of the plant

Container Plants

New Plantings:
1 tablespoon per gallon of soil or ¼ cup per cubic foot of soil

Fertilize at time of planting, and every 8 weeks until plants begin to bloom, then switch to Black Gold® Rose and Flower Fertilizer.

Established Plants:
1-2 tablespoons per gallon of potting soil or ¼ cup per 5 gallon container

*Blood Meal can burn plants if used in excess

 

 


 

 

 

 


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