Herbalism Guide

Preventing Problems: Floating row covers (fleece) are an effective way to prevent egg laying by adults. Dig and move perennial onions every fall. They lay eggs at the base of onion plants, and the larvae tunnel into onion roots.

Spacing Single Plants: 2' 11" (90cm) each way (minimum) Rows: 2' 11" (90cm) with 2' 11" (90cm) row gap (minimum) Sow and Plant Start with a purchased plant, or start seeds indoors and set out seedlings two to four weeks before your last frost.

Planting and Harvesting Calendar < Back to All Plants Pests which Affect Lemon Balm Aphids (General) Slug Snail Lemon balm grows into a rounded mound. Gather stems for drying or steeping into tinctures in early summer, just before the plants bloom.

Clear primary colors create a festive effect in a mixed planting. Allow 4in (10cm) between bulbs of miniature tulips, and 6in (15cm) between taller varieties. Colors choices are endless, from white to almost black.

Tall varieties often are grown as cut flowers. Frost tolerant None. Harvesting Snip off spent blossoms to keep plants looking neat, and to prolong flowering. Troubleshooting White ageratum blossoms go brown as they age, which is not as noticeable in varieties...

Spacing Single Plants: 1' 7" (50cm) each way (minimum) Rows: 1' 5" (45cm) with 1' 11" (60cm) row gap (minimum) Sow and Plant Start seedlings indoors or start with purchased plants.

Companions Onion, Onions and Radish. Spacing Single Plants: 7" (20cm) each way (minimum) Rows: 7" (20cm) with 11" (30cm) row gap (minimum) Sow and Plant Sow direct into soil, and cover the seeded bed or furrow with a board to keep it moist.

Notes Self-fertile but pollination is improved by growing in groups with two or more cultivars present. Mulch after planting, and encircle the trunk with a wire cage or protective pipe to protect the young tree from animal and insect pests.

When bulbs form and the tops of the plants fall over, pull them and cure in a warm place for about 10 days before storing. Feeding Mix a balanced organic fertilizer into the bed or row before planting your onions, taking care to get it into the soil below...

Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. Position Full sun. Troubleshooting Use a paper or other roll-out mulch to prevent weeds.

The larvae move from fallen fruit to the soil to pupate. Adult flies overwinter as pupae about 2 inches (5cm) deep in the soil. Damage: Meandering tunnels in apples, just beneath the skin and extending to the core, are usually the work of apple maggots.

Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. Most gardeners buy lantanas as bedding plants, which are sold in late spring and early summer as warm-weather bedding plants.

Planting and Harvesting Calendar < Back to All Plants Pests which Affect Chamomile Aphids (General) Slug Snail When allowed to shed mature seeds, chamomile often becomes a welcome volunteer plant.

Yellowing leaves indicate a need for more nitrogen. Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. Feeding In spring and summer, feed with a balanced organic fertilizer.

Mature white currants bear best on two-year-old branches. These cold-natured plants seldom produce well in warmer climates where temperature often top 90F (32C). Set plants slightly deeper than they grew in their nursery pots.

Plan to hand pick often, by knocking the beetles into a bowl of soapy water. Managing Outbreaks: Japanese beetle populations vary from year to year. Preventing Problems: Use row covers to protect plants during the 6 to 8-week period while Japanese beetles...

Planting and Harvesting Calendar < Back to All Plants Pests which Affect Lavender Aphids (General) Slug Snail A mature clump of lavender will grow to 24" (60 cm) wide. You can also dry lavender branches for use in recipes, sachets or potpourri.

Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. Position Sheltered south or south-west facing wall or fence, or under glass in cool climates.

Corridors within the orchard that are planted with clovers and other legumes contribute to soil fertility and attract pollinators. You will need two trees for good fruit set with sweet cherries.

Planting and Harvesting Calendar < Back to All Plants Pests which Affect Okra Aphids (General) Slug Snail Plant Diseases which Affect Okra Okra Blossom Blight Okra Root Knot Nematodes

Harvesting Gather sprigs as needed in the kitchen. Feeding Not generally needed. Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area.

Companions Basil, Marjoram, Oregano, Carrot, Tomato, Borage and Dill. Spacing Single Plants: 1' 1" (35cm) each way (minimum) Rows: 11" (30cm) with 1' 3" (40cm) row gap (minimum) Sow and Plant Start indoors, and set out seedlings when the soil is settled...

Planting and Harvesting Calendar < Back to All Plants Pests which Affect Walnut Aphids (General) Codling Moth Fall Webworms Slug Snail A wide hole is better than a very deep one. If pickling, harvest while it is still possible to pierce the nuts with...

The caterpillars are less than ½ inch long with whitish heads and feet. Tips: Diamondback moths can complete their life cycle within a 15-30 day period during the summer months. They do not have the velvety skin texture of cabbage worms, which are a...

Aphids feed by sucking plant juices, so infested growth is often yellowed and curled. Tips: Lady beetles and their larvae are great beneficial insects to welcome into your garden. Damage: Black bean aphids are usually visible on plants because of their...

Planting and Harvesting Calendar < Back to All Plants Pests which Affect Radish Aphids (General) Cabbage Root Maggot Slug Snail Plant Diseases which Affect Radish Brassica Alternaria Leaf Spot

Companions Lettuce, Spinach and Peas. Spacing Single Plants: 1' 1" (35cm) each way (minimum) Rows: 11" (30cm) with 1' 3" (40cm) row gap (minimum) Sow and Plant Sow seeds 6 inches apart and one-fourth inch deep.