Growing Tomato

Lycopersicon esculentum : Solanaceae / the nightshade family

Jan F M A M J J A S O N Dec
    S                  
      T T T            
      P P              

(Best months for growing Tomato in USA - Zone 5a regions)

  • S = Plant undercover in seed trays
  • T = Plant out (transplant) seedlings
  • P = Sow seed
  • Grow in seed trays, and plant out in 4-6 weeks. Sow seed at a depth approximately three times the diameter of the seed. Best planted at soil temperatures between 61°F and 95°F. (Show °C/cm)
  • Space plants: 16 - 24 inches apart
  • Harvest in 8-17 weeks.
  • Compatible with (can grow beside): Asparagus, Chervil,Carrot, Celery, Chives, Parsley, Marigold, Basil
  • Avoid growing close to: Rosemary, Potatoes, Fennel, Cucumber

Your comments and tips

25 Aug 17, Paul Kasten (Australia - temperate climate)
Oregon Star is a favourite variety of mine, developed in the US. It is a cross of a paste and a slicer, and produces big fruit that are seedless or nearly seedless through most of the season. Great as a slicer for raw use, but so meaty it also cooks down very nicely for sauce or canning. I don't recall the name, but I found a Canadian online nursery last year that shipped a pack of seeds to me in Melbourne for a very reasonable price.
19 Aug 17, Mike (Australia - sub-tropical climate)
Amish paste is another fleshy type of tomato.
18 Aug 17, Mike (Australia - sub-tropical climate)
Seems to be a few of these in the USA. Probably in aussie you would look for tomatoes for paste - like Roma, Super Roma and San Marzano. Best if you GOOGLED and have a look around for ones with more flesh than seeds.
26 Aug 17, John C (Australia - temperate climate)
Thanks folks. Importing seeds directly seems problematic because of bio-security issues. Tried Google & other engines and can find none of the USA varieties in Oz. + way too much contradictory info to be really useful (e.g. almost seedless to lots of seeds for the same type). Thought I'd try this forum. Thanks for the tips on the paste varieties. That provided a different focus for my searches.
03 Sep 17, Yen (Australia - temperate climate)
The Diggers Club sell seeds for Amish Paste tomatoes. Perhaps one of their heirloom varieties might be what you're looking for.
12 Aug 17, Mike (Australia - sub-tropical climate)
Read the notes for tomatoes. Plant seeds now and keep in a warm place. After the frosts have finished plant out in the garden.
11 Aug 17, Joanne (Australia - arid climate)
Hi, can i sow seeds in my greenhouse or is it still to cold, or can i start tomatoes that are allready baby stage. Jo
17 Jul 17, brian jones (Australia - sub-tropical climate)
Should i remove yellow flowers from immature plants just planted?
20 Jul 17, Mike (Australia - sub-tropical climate)
What variety of tomato have you planted. No, they will flower as they grow. If it is a bushy type of tomato most of the fruit will ripen at the same time. If it is an indeterminate type of tomato it will keep growing - as it grows it will keep flowering and when you come to harvest them, the harvest will be spread over weeks months. If it is not a bushy type (determinate) it can grow to several meters high.
03 Jul 17, Len (Australia - temperate climate)
How early can I grow tomato seed under a cold frame in Victoria? We don't get frosts, but I was hoping to start sow seeds late July then repot under cover a couple of times before planting out in the garden in October. I know traditionally you wouldn't plant out tomatoes until Melbourne Cup day. I've yet to grow any tomatoes in my garden as this is a new project. Any feedback would be beneficial
Showing 301 - 310 of 811 comments

I am also from the Central Highlands, though this will be my first year trying tomatoes here. A lady with many years of gardening experience recently told me that tomatoes shouldn't be planted out here until Melbourne Cup day (5th November). It's simply too cold before then, especially overnight, and late frosts are still possible in October. For best results you should raise seedlings beside a sunny window or in a greenhouse in late September - early October, to plant out in early November. Or simply buy seedlings from a nursery - this is a much easier option but the number of varieties they sell is limited. I have researched on cold-tolerant varieties for this season and here are three that I am trying this year: Siberian, Stupice, and Swift. You may want to try to look for these varieties as they will probably be better adapted for this climate. Generally, any variety from Northern Europe is probably better to plant than typical Australian varieties, which are bred for hotter climates. Finally, make sure you are feeding them correctly. A high Nitrogen fertiliser is necessary early on, but once it puts on flowers you want to only feed it with one high in Phosphorus and Potassium. There are very few of these fertilisers that seem to be available at the big box stores (many have way too much N) but something like liquid potash or a 'flowers / bloom' labelled fertiliser should work. Make sure to include some organic fertiliser or organic compost when planting out your seeds / seedlings as well, so that your soil is not deficient in trace elements. I hope at least some of this advice helps and that you end up with a bumper crop this year. Tomatoes are probably harder to grow here than elsewhere but I have also been told there are less pest problems than up towards the tropics. Best of luck!

- Prometheus

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This planting guide is a general reference intended for home gardeners. We recommend that you take into account your local conditions in making planting decisions. Gardenate is not a farming or commercial advisory service. For specific advice, please contact your local plant suppliers, gardening groups, or agricultural department. The information on this site is presented in good faith, but we take no responsibility as to the accuracy of the information provided.
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