Nothing says summer quite like harvesting fresh, homegrown tomatoes. Whether you’re growing large slicing tomatoes, sweet cherry varieties, or heirloom favorites, a little extra attention during the growing season can lead to healthier plants and bigger harvests.
If you want more tomatoes and fewer problems this summer, these simple growing tips can help your plants thrive from planting time through harvest.
Give Tomatoes Strong Support Early
Tomato plants grow quickly and can become heavy once fruit starts developing. Proper support keeps plants upright, improves air circulation, and prevents fruit from touching the soil.
Popular support options include:
- Tomato cages
- Stakes
- Trellises
- Tomato towers
Installing support systems while plants are young is much easier than trying to add them later.
Prune for Better Airflow
Pruning can help improve airflow and reduce disease problems, especially with indeterminate tomato varieties.
Consider removing:
- Suckers that develop between stems
- Lower leaves touching the soil
- Yellowing or damaged foliage
Better airflow helps leaves dry faster after rain and reduces the risk of common tomato diseases.
Water Deeply and Consistently
Tomatoes perform best when they receive deep, consistent watering.
Instead of frequent shallow watering:
- Water deeply at the root zone
- Water early in the morning
- Keep soil evenly moist
- Avoid wetting foliage whenever possible
Consistent watering encourages strong root systems and helps prevent common fruit problems.
Mulch for Healthier Plants
Mulch is one of the easiest ways to improve tomato production.
Benefits include:
- Conserving soil moisture
- Reducing weeds
- Regulating soil temperature
- Minimizing soil splash that can spread disease
Apply 2 to 3 inches of mulch around plants using straw, shredded leaves, or other organic materials.
Feed Tomatoes Throughout the Season
Tomatoes are heavy feeders and benefit from regular fertilization.
A balanced fertilizer at planting time followed by periodic feeding can support healthy growth and fruit production.
When fertilizing:
- Follow label directions carefully
- Avoid excessive nitrogen
- Use products designed for vegetables when possible
Too much nitrogen often produces lush foliage but fewer tomatoes.
Prevent Blossom-End Rot
Blossom-end rot is a common tomato problem that appears as a dark, sunken spot on the bottom of the fruit.
While it is often associated with calcium deficiency, inconsistent watering is usually the underlying cause.
To help prevent blossom-end rot:
- Water consistently
- Apply mulch
- Avoid allowing soil to dry out repeatedly
- Maintain healthy root growth
Keeping soil moisture steady is one of the best prevention methods.
Scout for Pests Regularly
Routine inspections help catch problems before they become serious.
Keep an eye out for:
- Tomato hornworms
- Aphids
- Whiteflies
- Flea beetles
- Signs of fungal disease
Checking plants every few days allows for quick intervention and healthier plants throughout the season.
Harvest Frequently
Regular harvesting encourages continued production and prevents fruit from becoming overripe.
For the best flavor:
- Pick tomatoes when fully colored
- Harvest frequently
- Handle fruit gently
- Store at room temperature when possible
Fresh-picked tomatoes are one of the greatest rewards of summer gardening.
Give Plants Plenty of Space
Proper spacing is often overlooked but plays an important role in plant health.
Good spacing helps:
- Improve airflow
- Increase sunlight penetration
- Reduce disease pressure
- Support stronger growth
Always follow the spacing recommendations for the specific variety you’re growing.
Frequently Asked Questions
How often should I water tomato plants?
Most tomatoes benefit from deep watering one to two times per week, though frequency may increase during hot weather.
Should I prune all tomato plants?
Indeterminate tomatoes generally benefit the most from pruning, while determinate varieties usually require less pruning.
What causes blossom-end rot?
Blossom-end rot is commonly caused by inconsistent moisture levels that interfere with calcium uptake.
Is mulch important for tomatoes?
Yes. Mulch helps retain moisture, suppress weeds, regulate soil temperature, and reduce disease risks.
How can I increase tomato production?
Proper watering, feeding, staking, pruning, mulching, and regular harvesting can all help improve yields.
Visit Marrazzo’s Garden Center
Whether you’re growing your first tomato plant or managing a full vegetable garden, Marrazzo’s Garden Center has everything you need for a successful harvest. From tomato plants and fertilizers to mulch, garden supplies, and expert advice, we’re here to help your garden thrive.
Marrazzo’s Garden Center
591 Durham Road
Newtown, PA 18940
Phone: (215) 295-6662
Summer Hours
Monday-Saturday: 9:00 AM-5:00 PM
Sunday: 10:00 AM-5:00 PM
Visit us today and let our team help you grow your best tomato harvest yet.
