Fertilize established clumps with a balanced organic fertilizer in the fall. Crop Rotation Group Miscellaneous ● Soil Average garden soil with excellent drainage. Cover the bulbs to four times their depth with loose soil.
Clip off and compost stems holding aphid clusters. Encourage beneficial insects including lady beetles, syrphid flies, and lacewings, which are important aphid predators. They tend to congregate in groups on new growth or in leaf crevices.
With perennial bunching varieties, lift clumps in spring or fall and replant some of the divisions. Troubleshooting Slugs often chew holes in onion leaves in wet weather. Notes Any immature onion can be eaten as a green onion, or scallion.
Troubleshooting Plants are often short-lived, so root stem cuttings each spring to always have vigorous young plants. Treat small outbreaks of powdery mildew with a spray made from 2 Tablespoons milk in 1 cup water.
Broadcast seed into cultivated soil so that the seeds are about 1 inch (2 cm) apart and one-fourth inch (.5 cm) deep. Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area.
Planting and Harvesting Calendar < Back to All Plants Pests which Affect Rose Aphids (General) Slug Snail A slightly acidic pH of 6 to 6.5 is preferred. Mulch after planting to keep the soil moist, and to limit splashing of soil onto the leaves.
With perennial bunching varieties, lift clumps in spring or fall and replant some of the divisions. Troubleshooting Slugs often chew holes in onion leaves in wet weather. Notes Any immature onion can be eaten as a green onion, or scallion.
Troubleshooting Can be invasive in cold climates. Planting and Harvesting Calendar < Back to All Plants Pests which Affect Chives Aphids (General) Slug Snail Plant Diseases which Affect Chives Allium White Rot Onion Downy Mildew
Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. They drop to the ground when disturbed, and can be collected by shaking them into broad pans of soapy water, or tarps spread over the ground.
Crop Rotation Group Miscellaneous ● Soil Rich well-drained soil. Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. Harvesting Gather sprigs as needed in the kitchen.
Gather stems for drying in early summer, just before the plants bloom. Troubleshooting Control oregano's spread by cutting back flowering stems when their colors fade. Position Full sun to partial afternoon shade.
Allow flowers to ripen until they shed mature seed if you want the plants to increase in number. Troubleshooting Bluebells have few problems with pests and diseases. Position Dappled shade, such as an opening in the woods.
Established clumps can be dug and moved in the fall, but are best left undisturbed. Troubleshooting Snowdrops need a period of winter chilling, and will not persist long in warm climates.
Troubleshooting May become lanky by midsummer. Planting and Harvesting Calendar < Back to All Plants Pests which Affect Marjoram Aphids (General) Slug Snail Crop Rotation Group Miscellaneous ● Soil Average, well drained.
Cut back plants close to the ground in early spring. Planting and Harvesting Calendar < Back to All Plants Pests which Affect Tansy Aphids (General) Slug Snail Crop Rotation Group Miscellaneous ● Soil Well drained fertile soil.
In spring or fall, you can cut off small divisions for use as scallions (green onions). Planting and Harvesting Calendar < Back to All Plants Pests which Affect Onions (Perennial) Aphids (General) Onion Root Maggot Slug Snail Thrips Plant Diseases which...
After two years, valerian will grow into a 18" (45 cm) wide clump. Position Full sun to partial afternoon shade. Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area.
Harvesting Harvest fruit when the fruits just begin to soften, and chill immediately. White currants freeze very well. PH of 6 to 6.5 preferred. Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area.
Crop Rotation Group Miscellaneous ● Soil Any average, well drained soil. Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. Harvesting Gather spikes of lavender flowers as soon as they open, and dry...
No thinning is required. Position Full sun. Increase spacing to 8 inches (20cm) apart when growing wheat with other cover crops. Crop Rotation Group Miscellaneous ● Soil Any well drained soil.
Notes Comfrey is a fine source of greens for composting. When the large plants are cut back in summer, old branches are quickly replaced by a fresh flush of foliage. Companions Apple, Apricot, Peach, Pear, Plum, Persimmon and Nectarine.
If you replant them in spring, most of the new growth will emerge from secondary buds along the main stem. A generous layer of mulch helps protect celery and other fibrous-rooted biennial vegetables How to Overwinter Biennial Vegetables There are several...
Harvesting Take down plants just as the red tops begin to fade, but before the plants produce mature seeds. They can then be turned under or composted. Planting and Harvesting Calendar < Back to All Plants Pests which Affect Crimson Clover Aphids (General)...
Troubleshooting Net to prevent bird damage. Position Full sun to partial shade. Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area.
Planting and Harvesting Calendar < Back to All Plants Pests which Affect Tulip Aphids (General) Slug Snail Position Full sun. Allow 4in (10cm) between bulbs of miniature tulips, and 6in (15cm) between taller varieties.
Most popular garden irises are hardy to -25F (-32C). When digging and replanting an old plot, cut away pieces of injured root. As the flowers fade in the garden, trim them off with scissors or pruning shears.
